What is *The Machine That Changed the World* about?

*The Machine That Changed the World* explores the rise of lean production, a revolutionary manufacturing system developed by Toyota. It contrasts lean methods—like just-in-time production and continuous improvement—with traditional mass production, highlighting how lean principles boost efficiency, reduce waste, and improve quality. The book draws on a landmark MIT study to show how lean practices transformed industries globally.

Who should read *The Machine That Changed the World*?

This book is essential for manufacturing professionals, business leaders, and management students. It’s also valuable for anyone interested in operational efficiency, as lean principles apply beyond automotive to sectors like healthcare and tech. Readers seeking insights into Toyota’s success or strategies for organizational transformation will find it particularly useful.

Is *The Machine That Changed the World* worth reading?

Yes. Despite being published in 1990, its analysis of lean production remains relevant, offering timeless lessons for modern industries. The book combines rigorous research with real-world case studies, making it a foundational text for understanding operational excellence and sustainable business practices.

What are the key principles of lean production in the book?

Lean production emphasizes **just-in-time manufacturing** (producing only what’s needed), **jidoka** (automating quality control), and **kaizen** (continuous improvement). These principles prioritize eliminating waste, empowering workers, and fostering flexibility, enabling companies to respond swiftly to customer demands while maintaining high quality.

How does lean production differ from mass production?

Mass production focuses on large-scale output with standardized processes, often leading to excess inventory and inflexibility. Lean production, by contrast, streamlines workflows, reduces waste, and empowers employees to solve problems. This results in higher efficiency, better quality, and adaptability to market changes.

What role did Toyota play in developing lean production?

Toyota pioneered lean production post-WWII through its Toyota Production System (TPS). Facing resource constraints, Toyota innovated practices like just-in-time parts delivery and employee-driven quality checks, which became the blueprint for lean methodologies. This system propelled Toyota to become a global automotive leader.

Can lean production be applied outside the automotive industry?

Absolutely. The book notes lean principles are used in healthcare, construction, and software development. For example, hospitals apply lean methods to reduce patient wait times, while tech companies use agile (a lean derivative) to accelerate product development.

What is the Toyota Production System (TPS)?

TPS is Toyota’s groundbreaking approach to manufacturing, combining **just-in-time production**, **jidoka**, and respect for employees. It emphasizes eliminating overburden, inconsistency, and waste, ensuring quality and efficiency at every production stage. TPS became the model for lean production worldwide.

リーン・プロダクション・マネジメント

リーン生産方式の物語――世界の産業に革命を起こしている、グローバルな自動車戦争におけるトヨタの秘密兵器

ジェームス・P・ウォマック

4.03(2478 Reviews)

『リーン・プロダクション・マネジメント』の概要

トヨタのリーン生産方式がいかに世界の製造業に革命をもたらし、GMを抜いて世界最大の自動車メーカーへと上り詰めたのか、その軌跡を辿ります。1990年に出版されたこのベストセラーは、業界を超えた効率化運動を巻き起こしました。なぜこの手法は、数十年にわたる産業界の定説を覆しながら、医療から小売に至るまであらゆる分野を変革したのでしょうか？

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第1章

The Revolution That Changed Manufacturing Forever

The Machine That Changed the World arrived at a pivotal moment in industrial history. Published in 1990, this groundbreaking work documented how a small Japanese automaker had developed a radically different production system that would eventually topple the American manufacturing giants. What makes this book particularly fascinating is its prophetic nature - when the authors wrote it, Toyota was still half GM's size, yet they boldly predicted it would become the world's largest automaker. By 2007, that prediction had come true. The book has influenced countless executives, with former Ford CEO Alan Mulally calling it his manufacturing "bible." Even Apple's Tim Cook is known to have studied its principles while revolutionizing tech supply chains. Beyond business circles, the book introduced "lean" thinking to fields as diverse as healthcare, construction, and government services, making it one of the most influential manufacturing texts ever written.

第2章

Two Competing Production Systems: A Tale of Transformation

The heart of this story is the clash between two fundamentally different business systems: mass production, pioneered by Henry Ford and perfected by Alfred Sloan at General Motors, versus lean production, developed by Eiji Toyoda and Taiichi Ohno at Toyota after World War II. Mass production emerged in the early 20th century as a revolutionary approach. Before Ford, automobiles were painstakingly crafted by skilled workers using general-purpose tools, producing expensive vehicles with inconsistent quality. Each car was essentially unique, with parts fitted individually through time-consuming processes. Ford's breakthrough came not with the moving assembly line (which came later) but with his insistence on complete part interchangeability and simplified assembly. By 1913, Ford had reduced assembly time from 514 minutes to just 1.19 minutes per worker, while cutting consumer costs by two-thirds. This system created an entirely new workforce structure. Instead of skilled craftsmen, Ford employed interchangeable workers performing simple, repetitive tasks. As one executive noted, "The Ford system needs no skilled men." New professional roles emerged-industrial engineers designing tasks, production engineers arranging parts delivery, specialists handling maintenance and quality control-while assembly workers became disciplined by the relentless pace of the line. Ford's mass production reached its ultimate expression at the Rouge complex, where raw materials entered one gate while finished cars exited another. However, Ford's system lacked a management framework until Alfred Sloan provided it at General Motors. Sloan created decentralized divisions managed "by the numbers" from a small corporate headquarters, developed a five-model range serving different market segments, and introduced annual styling changes to sustain consumer interest. By 1955, this system had reached its mature form, with the U.S. auto industry dominating globally. That year also marked the beginning of decline, as imports steadily gained market share. European manufacturers adopted mass production after World War II but gained competitive advantage through product differentiation-compact cars, sporty vehicles, and innovative features. However, they soon faced the same labor issues that had plagued American plants. This stagnant situation might have continued indefinitely if not for the emergence of an entirely new production system in Japan-lean production.

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『リーン・プロダクション・マネジメント』の一語一語が音声に合わせてリアルタイムでハイライトされ、自然に読み進められます。

第3章

The Toyota Way: Birth of a Revolutionary System

In spring 1950, Eiji Toyoda spent three months studying Ford's Rouge plant, then returned to Japan to work with production genius Taiichi Ohno. Together, they created something revolutionary that would eventually transform global manufacturing. Toyota faced unique challenges that made conventional mass production impossible: a tiny domestic market demanding diverse vehicles (from luxury cars to small trucks), new labor laws strengthening workers' positions, and limited capital for massive inventories or rework facilities. These constraints forced Toyota to innovate. Ohno's breakthrough came in the stamping shop. While Western automakers used massive press lines running continuously for months making the same part, Ohno developed simple die-change techniques allowing switches every few hours instead of months. Through endless experimentation, he reduced die-change times from a full day to just three minutes, eliminating specialists by teaching production workers to handle the changes themselves. His unexpected discovery: small batch production actually cost less per part than enormous lots. Small batches eliminated huge inventory carrying costs and revealed stamping mistakes immediately, preventing wasteful production of defective parts. This system required highly skilled, motivated workers who would anticipate problems and devise solutions-the opposite of the knowledge-hoarding typical in mass-production systems. The 1950 labor crisis further shaped Toyota's approach. When economic problems forced Toyota to consider firing a quarter of its workforce, workers occupied the factory. The compromise that emerged became the template for Japanese auto industry labor relations: the workforce reduction proceeded, but President Kiichiro Toyoda resigned to take responsibility, and remaining employees received lifetime employment guarantees and seniority-based pay tied to company profitability. Ohno recognized that this arrangement made workers a fixed long-term cost-one that Toyota needed to maximize over a forty-year period by enhancing skills and leveraging both knowledge and physical capabilities. He transformed Toyota's assembly plants by placing a cord at every workstation that allowed any worker to stop the entire line when problems emerged. Workers were taught the "five whys" system to trace each error to its root cause and implement permanent fixes. Initially, the line stopped constantly, but as teams gained experience, errors dropped dramatically. Today, Toyota plants approach 100% yield with virtually no line stoppages for quality issues. While mass-production plants might devote 20% of plant area and 25% of effort to fixing mistakes, Toyota plants perform almost no rework. Toyota also revolutionized component supply by creating a tiered supplier structure. First-tier suppliers became integral product development partners rather than mere parts manufacturers. Instead of providing detailed blueprints, Toyota gave performance specifications to suppliers, who then engineered complete systems. The just-in-time (kanban) system coordinated this network by eliminating buffer inventories-parts were produced only when needed by the next process. By the early 1960s, Toyota had fully developed lean production principles, though other Japanese firms adopted them at varying paces. For twenty years, Japanese manufacturers steadily increased their global market share through exports from their production centers in Japan.

第4章

Inside the Lean Factory: A New Manufacturing Paradigm

To understand how dramatically different lean production is from mass production, let's step inside two representative factories: General Motors' Framingham plant and Toyota's Takaoka facility. GM's Framingham plant embodied classic mass production with all its dysfunctions. The aisles teemed with indirect workers who added no value. Workstations were surrounded by weeks' worth of inventory and discarded packaging. Work was unevenly distributed, with some workers frantically busy while others had time to smoke or read. Parts frequently fit poorly, with defective components simply discarded. The end of the line featured an enormous repair area for defective cars. Large buffers of bodies waited between production stages, and massive parts inventories filled railway cars. The workforce appeared dispirited after multiple layoffs, with little hope for the plant's future. Toyota's Takaoka plant presented striking contrasts. Nearly empty aisles contained almost exclusively value-adding workers. The plant featured narrow spaces to facilitate communication and prevent inventory storage. Workstations held less than an hour's inventory, work was evenly balanced, and defective parts were carefully tagged and analyzed to prevent recurrence. Though every worker could stop the production line, it rarely happened because problems were solved preventively. The plant had virtually no rework area, minimal buffers between production stages, and no parts warehouses-suppliers delivered components hourly. Detailed comparison revealed Takaoka was nearly twice as productive and three times as accurate while performing identical standardized activities. Toyota's plant was 40% more space-efficient with dramatically lower inventories. This leap in performance represents a revolution comparable to Ford's Highland Park achievement, but with advances on multiple dimensions simultaneously: halved effort, tripled quality, slashed inventories and space requirements, plus the ability to change vehicle models in days rather than months. The NUMMI plant in Fremont, California-a GM-Toyota joint venture-proved lean production could be successfully transplanted. Toyota managers implemented their production system in GM's reopened plant, adding a new stamping facility for just-in-time panel production. The UAW cooperated by accepting just two worker categories instead of numerous job classifications, with employees working in small teams. By 1986, NUMMI matched Takaoka's quality and nearly matched its productivity, despite higher inventory levels due to parts traveling 5,000 miles across the Pacific instead of from nearby suppliers. The truly lean plant has two key features: maximum responsibility transferred to line workers, and systems for quickly tracing problems to their root causes. This requires comprehensive information displays visible to all workers and true teamwork. Workers need diverse skills including machine repair, quality checking, and materials ordering, plus the ability to think proactively about solutions. Critics argue lean production is "management by stress," worse than mass production because it continuously eliminates slack in the system. Others advocate "neocraftsmanship" as seen in Volvo's Udevalla plant, where teams of ten workers assemble entire vehicles at stationary platforms. The reality is that while mass production creates mind-numbing stress with no path for improvement, lean production offers "creative tension" where workers control their environment and face meaningful challenges. This system requires management's full support and job security during market downturns-a true reciprocal obligation. As one manager noted: "Mass production is simply lean production run by the rule book, so that no one takes initiative and responsibility."

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言葉をハイライトして音声と同期
ライブラリを保存して、どの端末からでも利用

第5章

Designing the Car: Lean Product Development

The advantages of lean production extend far beyond the factory floor. Perhaps nowhere is the contrast between mass and lean approaches more dramatic than in product development. The GM-10 project exemplifies the challenges of mass-production product development. With a $7 billion budget, program manager Robert Dorn faced the complex task of coordinating four car divisions (Chevrolet, Pontiac, Oldsmobile, Buick) to create a shared intermediate-sized platform with different exterior appearances. The matrix organization proved problematic-Dorn and his successors were merely coordinators without real authority, as employees prioritized pleasing their functional department bosses. The program repeatedly fell behind schedule due to shifting market demands, redesigns after Ford's Taurus launch, and difficult handoffs between engineering and manufacturing divisions. What began as a five-year project stretched to nine years, with the first model reaching buyers in 1988, and the last not arriving until 1990. Meanwhile, competitors like Honda completed two generations of their Accord. In stark contrast, Honda began planning its fourth-generation Accord in 1986 and launched it on schedule in fall 1989. Tateomi Miyoshi was appointed Large Project Leader with authority far exceeding GM's program managers. Rather than merely coordinating across departments, Miyoshi directly managed team members borrowed from functional areas. The project handled multiple variants (sedan, coupe, station wagon, hardtop) for different global markets through one main Japanese team responsible for the basic car and two sub-teams. The result was a conservative but enormously successful design that became North America's best-selling car in 1989, breaking GM and Ford's 80-year dominance. Professor Kim Clark's global survey of automotive product development confirmed these striking differences. After adjusting for variables like vehicle complexity and parts carryover, Clark found that Japanese "clean sheet" car development required just 1.7 million engineering hours and 46 months from design to delivery. Comparable U.S. and European projects consumed 3 million hours and 60 months-nearly twice the engineering effort and one-third more time. Most remarkably, lean techniques simultaneously reduced both time and effort, contradicting the mass-production assumption that faster development necessarily costs more. The four fundamental differences between mass and lean product development lie in leadership, teamwork, communication, and simultaneous development: 1. In leadership, Japanese companies employ the shusa system where project leaders have real power and their names become synonymous with their products. Western team leaders function merely as coordinators with limited authority. 2. For teamwork, lean producers form small, dedicated teams of around 485 engineers (versus 900 in Western firms) who stay with projects throughout their lifecycle, while Western teams suffer from constant staff turnover. 3. Communication in lean design involves resolving conflicts early with formal commitments, concentrating effort at the beginning rather than scrambling at the end. 4. Finally, simultaneous development allows activities like die-making to begin concurrently with design rather than waiting for final specifications, cutting development time in half. The advantages of lean product development are striking: Japanese projects reach market on schedule 83% of the time compared to only 50% for American projects. Japanese plants regain previous productivity levels in just four months after introducing new models, while Americans need five months and Europeans a full year. Most significantly, Japanese plants maintain quality levels when introducing new models, while Western plants struggle for a year to return to their original quality standards. Companies mastering lean design leverage their advantage by offering wider product variety and more frequent model updates. Between 1982 and 1990, Japanese automakers nearly doubled their global product portfolio from 47 to 84 models while maintaining a four-year renewal cycle. This product proliferation strategy allows lean producers to target increasingly specific market segments while maintaining development efficiency and speed that mass producers simply cannot match.

第6章

The Lean Supply Chain: Redefining Supplier Relationships

The modern automobile's complexity-with over 10,000 parts that must be designed and manufactured-presents perhaps the greatest manufacturing challenge in the industry. The key competitive advantage lies not in whether suppliers are internal or external, but in how the assembler works with its suppliers. In mass-production companies, component design follows a rigid sequential process. After management approves the overall vehicle concept, detailed product planning specifies dimensions and materials down to the fraction of an inch. Engineers then create precise drawings for each part with exact material specifications. Only after this detailed engineering is complete are the 1,000-2,500 organizations that will actually make the parts brought into the process. These suppliers are shown drawings and asked to bid, with contracts typically lasting just one year. This creates a complex game where suppliers often bid low to secure business, knowing they might negotiate price adjustments later. Both parties guard information jealously, with suppliers hiding their true costs and production methods while assemblers threaten to find alternative sources to control prices. The relationship remains conflicted throughout production, with suppliers facing unpredictable volume fluctuations and potential contract termination if costs rise. The lean production approach involves fewer than 300 suppliers per project. These suppliers are selected based on past relationships and proven performance rather than competitive bids. Lean producers assign entire components to "first-tier" suppliers who manage their own networks of second, third, and fourth-tier specialists. First-tier suppliers join the development team shortly after planning begins, with resident engineers working alongside the assembler's team. At the heart of lean supply is a "market price minus" system rather than a "supplier cost plus" approach. The assembler establishes a target price for the vehicle, then works backward with suppliers to determine how it can be made at this price while ensuring reasonable profits for both parties. Value engineering techniques break down costs at each production stage to identify cost-reduction opportunities. Once production begins, value analysis and kaizen (continuous improvement) drive further cost reductions. Unlike mass producers, lean assemblers share proprietary cost information with suppliers, working collaboratively to improve processes. The system includes agreements on profit-sharing that incentivize suppliers to innovate-suppliers keep all profits from their own cost-saving innovations beyond agreed-upon targets. Prices actually decline over a model's four-year lifecycle rather than increasing, reflecting the expected learning curve and continuous improvement. Lean producers manage supplier relationships through penalties rather than termination. When suppliers underperform, assemblers temporarily shift a fraction of business to alternate suppliers, which dramatically impacts profitability since costs and margins are calculated on standard volumes. This punishment maintains the long-term relationship while ensuring compliance. This approach allows lean producers to devolve much responsibility to suppliers-Toyota produces only 27% of its vehicle value with just 37,000 employees, while GM adds 70% of value with 850,000 employees. Japanese lean producers typically engineer only 30% of parts details themselves, compared to American producers who were engineering 81% in the early 1980s despite dealing with 3-8 times more suppliers.

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『リーン・プロダクション・マネジメント』の一語一語が音声に合わせてリアルタイムでハイライトされ、自然に読み進められます。

第7章

Customer Connection: The Final Link in the Lean Chain

The final link in the production chain is the customer-the ultimate reason for all production efforts. Henry Ford established a system where dealers, not the factory, dealt with customers. His approach kept dealers small, isolated, and contractually bound to sell only Ford products. Dealers had to buy cars in advance, providing Ford a buffer against sales fluctuations. This system prioritized production needs over customer convenience. Despite significant consolidation (from 45,500 dealers in 1947 to 25,100 in 1989), American dealerships remain predominantly small operations with strained relationships with manufacturers. Marketing divisions focus on pushing factory production rather than meeting customer needs, while product planners have poor communication with sales teams. The bazaar tradition of car selling persists despite customer dislike, with salespeople focused on closing deals rather than understanding customer needs. A lean alternative to traditional car selling exists, with elements visible in Japan today. Modern Japanese dealerships differ dramatically from Western counterparts-no vast parking lots exist, just a few demonstration models. Without individual commissions, sales teams collaborate rather than compete for customers. The heart of Japanese dealerships is their service area, primarily focused on preparing vehicles for rigorous Ministry of Transport inspections. In Japan, distribution channels focus on building lifetime loyalty. When someone buys a Corolla, they become part of the "Corolla family" with a personal sales agent who checks that the car works properly, relays feedback to the factory, sends birthday and condolence cards, and anticipates vehicle needs for family members. Japanese channels effectively provide lifetime warranties, fixing defects at no cost throughout the vehicle's normal life. The lean approach to customers differs fundamentally from mass production. First, it's active ("aggressive selling") rather than passive-sales personnel visit households instead of waiting for advertising-attracted customers. Second, buyers are treated as integral to production, with owner preferences systematically fed to development teams. Third, the system is truly lean with only three weeks' supply of mostly pre-sold vehicles. Modern Corolla dealerships feature computer displays where owners insert membership cards to update household information and receive model suggestions. This system, already handling 20% of sales, may eventually extend to home computers and televisions. Customers can access databases for financing, insurance, parking permits, used cars, and service records. This approach allows sales staff to focus on "conquest" sales while maintaining customer relationships, substantially reducing selling costs while preserving information gathering and channel loyalty.

第8章

Managing the Global Lean Enterprise

The production process extends beyond design and manufacturing to financing, personnel management, and global coordination. While no company has fully succeeded yet, lean producers must approach these tasks differently from mass producers to complete the lean enterprise. Unlike Henry Ford, who needed no external financing and kept $700 million in cash in company vaults, Japanese lean producers operate through the keiretsu system-groups of about twenty major companies connected through cross-ownership and reciprocal obligations. Each keiretsu includes a bank, insurance company, and trading company with substantial cash resources available to group members. This system provides protection against hostile takeovers and access to low-cost capital. More importantly, the keiretsu system excels at handling companies in distress, as demonstrated when Sumitomo bank rescued Mazda in 1974 by replacing family management and implementing Toyota's production system. Lean enterprises provide career paths fundamentally different from mass production. Every employee begins working on the production line, recognizing that value is truly added at the point of production. Factory workers grow by solving increasingly challenging problems, with advancement measured by problem-solving capacity rather than hierarchical titles. Specialized workers like engineers are harnessed to team processes and may learn entirely new skills throughout their careers. Mid-career managers are often sent to high positions in supplier companies or rotated between international operations, creating interpersonal networks and spreading company culture throughout the enterprise ecosystem. Lean production achieves its highest efficiency, quality, and flexibility when all activities from design to assembly occur in the same location. As one Honda executive noted, the ideal would be to design, engineer, fabricate, and assemble the entire car in one large room for maximum face-to-face contact. This proximity requirement means lean producers must create complete manufacturing systems in all three major markets: North America, Europe, and East Asia. Creating a top-to-bottom manufacturing system in each major market offers five key advantages: protection from trade barriers and currency shifts, rich product diversity, managerial sophistication through international exposure, protection against regional market cycles, and denial of protected markets to competitors. Honda pioneered a sophisticated approach of developing region-specific products manufactured locally for volume segments, then exporting these to other regions as niche products commanding premium prices. The ideal multiregional enterprise would need several key features to succeed. First, it requires an integrated global personnel system that promotes employees regardless of nationality, demanding language skills and willingness to work internationally. Second, it needs mechanisms for continuous horizontal information flow across functions, best achieved through strong shusa-led product development teams. Third, it needs a system allowing each region to develop products for its market while facilitating cross-regional sales as niche products. Finally, internationalizing corporate equity and financing across regions in proportion to sales and manufacturing investment would protect the organization from currency shifts.

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毎日の新しい気づきを10万件以上のレッスンから
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ライブラリを保存して、どの端末からでも利用

第9章

The Global Transition: Challenges and Opportunities

The spread of lean production must happen quickly-ideally within this decade-to eliminate trade deficits, triple productivity in Europe, and help developing countries build manufacturing capabilities without massive capital investments. The case for rapid transition is overwhelming, yet significant obstacles remain. The greatest barrier to lean production is the resistance of massive mass-production corporations like GM, Renault, Volkswagen, and Fiat. Too large to fail yet incapable of reform, these companies need creative solutions beyond conventional government interventions. Three approaches are essential: First, every mass producer needs a lean competitor "across the road" to strip away cultural excuses for failure. Second, mass producers need better industrial finance that demands improvement while providing necessary funds for transformation. Third, most mass producers require a "creative crisis" like Ford experienced in 1982 to catalyze real change. A major challenge is handling excess workers, as lean conversion typically requires less than half the current workforce-these workers must be completely removed from the system and retrained for positions outside traditional manufacturing. The global auto industry is rapidly shifting from cross-regional trade to regional integration within North America, Europe, and East Asia. Countries outside the major regions face difficult choices. Brazil's auto industry, once a success story, has stagnated for twenty years with outdated plants and models kept in production four times longer than Japanese standards. Its export strategy failed when currencies shifted and product shortcomings became apparent. Brazil's path forward requires lean production implementation, opening to imports with balanced trade requirements, and regional integration with Argentina and other Latin American neighbors. The final obstacle to a lean world is, ironically, the Japanese lean producers themselves. Despite pioneering superior manufacturing methods, they lack the ability to think and act globally rather than nationally. Growing investment friction in North America and Europe stems partly from the perception that Japanese companies offer two classes of citizenship-one for Japanese workers, managers, suppliers and keiretsu members, and another for foreigners. Japanese companies must build truly global personnel systems where workers from all regions have equal opportunity to reach the top, regionalize their supplier groups and equity base, and include foreign companies in their keiretsu. This requires reciprocal obligation-Western employees making long-term commitments while Japanese companies abandon narrow nationalism. Though difficult to implement, Japanese firms must become "postnational" companies where nationality doesn't determine promotion prospects.

第10章

The Promise of a Lean Future

Lean production is a superior way for humans to make things, providing better products in wider variety at lower cost while creating more fulfilling work at every level. Though the whole world should adopt lean production quickly, transitions between established systems are painful, especially when new ideas come from abroad and threaten major institutions. Just as Ford and Sloan drew from emerging ideas in the early 20th century, postwar chaos in Japan created fertile ground for Eiji Toyoda and Taiichi Ohno's lean production system. Their achievement lay in integrating all elements into a complete system extending from product planning through manufacturing and supply coordination to the customer. Lean production combines the best features of craft and mass production-reducing costs while improving quality and providing wider product ranges and more challenging work. Though its diffusion remains at an early stage, lean production will likely become the standard global production system of the twenty-first century, creating a much better world. In the years since this book was first published, we've learned much more about lean production. Our prediction that most touch labor in automotive manufacturing would be eliminated by the 1990s was pure dreaming based on incomplete understanding. In practice, there has been very little additional automation of final assembly since 1990. While robots are theoretically flexible and reprogrammable, well-trained production associates are more flexible in practice, so Toyota never automates unless absolutely necessary. What remains clear is that lean production represents not just a manufacturing methodology but a fundamental shift in business philosophy. Companies embracing the full spectrum of lean principles-from design through supplier relationships to customer management-will ultimately prevail in the competitive global automotive landscape. The tools now exist-the challenge is getting managers to use them.

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『リーン・プロダクション・マネジメント』を最後まで読み終えました

100万人以上の学習者に愛用されています

“23日間、毎日使い続けています。今では日課の一部です。”

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『リーン・プロダクション・マネジメント』の主要テーマ

lean production
just-in-time manufacturing
process optimization
waste elimination
continuous improvement

『リーン・プロダクション・マネジメント』の名言

The Ford system needs no skilled men.

『リーン・プロダクション・マネジメント』の登場人物

Alfred SloanGM leader who developed decentralized management
Eiji ToyodaToyota executive who studied Ford's methods
Taiichi OhnoProduction genius who created lean production
Kiichiro ToyodaToyota President during the 1950 labor crisis

著者について

『リーン・マシン ― 世界の自動車産業を変えた戦略（原題: The Machine That Changed the World）』の著者であるジェームス・P・ウォマックは、リーン生産方式と業務効率化における先駆的な権威です。MIT（マサチューセッツ工科大学）の国際自動車プログラムの調査ディレクターとして、ウォマックはトヨタ生産方式に由来するリーン原則を導入し、世界の製造現場に革命をもたらしたこの画期的な著作を共同執筆しました。

ハーバード大学とMITで学んだ政治学者である彼は、リーン・エンタープライズ・インスティテュート（LEI）を設立し、『リーン・シンキング』や『リーン・ソリューション』といった影響力のある著作を共同執筆しました。これらの著作では、あらゆる産業においてムダを排除し、顧客価値を創造するための戦略をさらに発展させています。

ウォマックの専門知識は、現代の経営哲学を形作った500万ドル規模のMITの研究を含む、数十年にわたる産業比較研究に基づいています。彼が設立したリーン・エンタープライズ・インスティテュートとリーン・グローバル・ネットワークは、教育と標準化されたリーン手法を通じて、現在も世界中の組織変革を推進し続けています。

『リーン・マシン』は60万部以上を売り上げ、11言語に翻訳されており、ビジネスリーダーやオペレーション戦略家にとって不可欠なリソースとしての地位を確立しています。

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5 h 8 m•4 セクション

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Lead 8 Plants: Principles & Management Prep

This learning plan provides a comprehensive roadmap for mastering modern manufacturing leadership and operational efficiency. It is designed for plant managers and industrial leaders seeking to implement world-class lean strategies and drive cultural transformation across complex production environments.

5 h 34 m•4 セクション

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The Rise and Fall of Glass Tires

This exploration into Goodyear's mid-century innovation is essential for automotive enthusiasts and material scientists interested in the intersection of design and safety. It provides a unique case study on why some revolutionary engineering concepts fail to transition from the lab to the open road.

45 m•2 セクション

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The Management Shadow: Taleb/Kahneman/Greene

In an era of radical uncertainty, traditional management frameworks often fail because they ignore human irrationality and the impact of rare events. This plan is designed for leaders and strategists who want to master the hidden psychological and systemic forces that govern success and power.

4 h 43 m•4 セクション

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Energy First: The Sustainable Productivity System

Traditional time management often ignores the biological reality of human performance, leading to burnout. This system is designed for high-performers and knowledge workers who need to optimize their cognitive output while maintaining long-term health and focus.

2 h•4 セクション

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The Mechanics of Personal Influence

This plan is essential for professionals navigating competitive environments where technical skill alone isn't enough. It provides a strategic framework for leaders and aspiring managers to master the unspoken rules of power, reputation, and psychological leverage.

3 h•6 セクション

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Machiavelli for the Modern Leader

This plan is essential for leaders navigating high-stakes corporate environments where merit alone isn't enough. It is designed for managers and executives who need to master influence, organizational politics, and the art of driving reform within rigid structures.

1 h 30 m•3 セクション

コロンビア大学卒業生がサンフランシスコで開発

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117

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@Raaaaaachelw

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@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

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@djmikemoore

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@Pitiful

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"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

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"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

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201

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@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

コロンビア大学卒業生がサンフランシスコで開発

LOVED BY

1,000,000+ curious minds.

4.7

avg rating

1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

今すぐ学習の旅を始めよう

第5章

リーン・プロダクション・マネジメント

概要『リーン・プロダクション・マネジメント』の概要

1冊の本。さまざまな聴き方。

The Revolution That Changed Manufacturing Forever

Two Competing Production Systems: A Tale of Transformation

聴きながら、すべての言葉を目で追えます

The Toyota Way: Birth of a Revolutionary System

Inside the Lean Factory: A New Manufacturing Paradigm

『リーン・プロダクション・マネジメント』をもっと深く楽しむ

Designing the Car: Lean Product Development

The Lean Supply Chain: Redefining Supplier Relationships

聴きながら、すべての言葉を目で追えます

Customer Connection: The Final Link in the Lean Chain

Managing the Global Lean Enterprise

『リーン・プロダクション・マネジメント』をもっと深く楽しむ

The Global Transition: Challenges and Opportunities

The Promise of a Lean Future

『リーン・プロダクション・マネジメント』を最後まで読み終えました

『リーン・プロダクション・マネジメント』の主要テーマ

『リーン・プロダクション・マネジメント』の名言

『リーン・プロダクション・マネジメント』の登場人物

著者について

リーン・プロダクション・マネジメントの要約をダウンロード

他のユーザーのお気に入り

この本に関するよくある質問

What is The Machine That Changed the World about?

Who should read The Machine That Changed the World?

Is The Machine That Changed the World worth reading?

What are the key principles of lean production in the book?

この学習プランの一部

Lead 8 Plants: Principles & Management Prep

Analyze Taylorism & Fordism's impact on work

もっと見る

1,000,000+ curious minds.

1,000,000+ curious minds.

1冊の本。さまざまな聴き方。

The Revolution That Changed Manufacturing Forever

Two Competing Production Systems: A Tale of Transformation

聴きながら、すべての言葉を目で追えます

The Toyota Way: Birth of a Revolutionary System

Inside the Lean Factory: A New Manufacturing Paradigm

『リーン・プロダクション・マネジメント』をもっと深く楽しむ

Designing the Car: Lean Product Development

The Lean Supply Chain: Redefining Supplier Relationships

聴きながら、すべての言葉を目で追えます

Customer Connection: The Final Link in the Lean Chain

Managing the Global Lean Enterprise

『リーン・プロダクション・マネジメント』をもっと深く楽しむ

The Global Transition: Challenges and Opportunities

The Promise of a Lean Future

『リーン・プロダクション・マネジメント』を最後まで読み終えました

他のユーザーのお気に入り

この学習プランの一部

Lead 8 Plants: Principles & Management Prep

Analyze Taylorism & Fordism's impact on work

もっと見る

『リーン・プロダクション・マネジメント』の概要