Butter book cover

Butter by Asako Yuzuki Summary

Butter
Asako Yuzuki
Psychology
Society
Mystery
Overview
Key Takeaways
Author
FAQs

Overview of Butter

A feminist thriller inspired by Japan's infamous "Black Widow" case, Butter transcends cultural boundaries, outselling its Japanese release fourfold in Britain alone. Winner of Waterstones Book of the Year, this unflinching exploration of misogyny asks: what makes society fear powerful women more than violent men?

Key Takeaways from Butter

  1. Butter by Asako Yuzuki explores misogyny through a serial killer's story
  2. Food becomes a metaphor for pleasure and self-acceptance in Japan
  3. Lonely businessmen fall victim to seduction through gourmet home cooking
  4. Overworked journalist Rika rediscovers pleasure and femininity through culinary exploration
  5. Society imposes increasingly harsh standards on women regardless of achievements
  6. The book questions traditional gender roles while depicting their dangerous allure
  7. Butter represents transgressive pleasure in a society demanding female restraint
  8. Workplace misogyny forces women to sacrifice personal fulfillment for career survival
  9. Loneliness drives both the killer's victims and the journalist investigating her
  10. Asako Yuzuki's novel shows food connecting us to childhood and community
  11. The serial killer manipulates traditional femininity to seduce and destroy men
  12. Real-life Konkatsu Killer case inspired this exploration of female rage and desire

Overview of its author - Asako Yuzuki

Asako Yuzuki is the acclaimed Japanese author of Butter, an internationally bestselling novel that blends literary fiction with feminist commentary on food, body image, and societal expectations. Born in Tokyo in 1981, Yuzuki studied French literature at Rikkyo University before launching her literary career with the All Yomimono Prize for New Writers in 2008. Her work examines the complex relationships between women, pleasure, and the male gaze through the lens of Japanese culture.

A decorated writer in Japan, Yuzuki has won the prestigious Yamamoto Shūgorō Prize and received multiple Naoki Prize nominations. Several of her novels, including Ranchi no Akko-chan and Nageki no bijo, have been adapted for television and radio. Butter, first published in Japan in 2017, explores themes of feminism, culinary pleasure, and female identity through the story of a journalist investigating a convicted murderer.

The novel has been translated into 35 languages and won the Waterstones Book of the Year award, establishing Yuzuki as a powerful voice in contemporary feminist literature worldwide.

Common FAQs of Butter

What is Butter by Asako Yuzuki about?

Butter by Asako Yuzuki follows journalist Rika Machida as she interviews Manako Kajii, a convicted serial killer and gourmet cook accused of murdering lonely businessmen through seduction and elaborate home cooking. Through their exchanges about food—starting with butter over margarine—Rika begins questioning her own relationship with food, her body, and what it means to be a woman in contemporary Japan. The novel explores themes of misogyny, obsession, and the transgressive pleasures of food.

Who is Asako Yuzuki?

Asako Yuzuki is an award-winning Japanese author born in Tokyo in 1981. She won the All Yomimono Prize for New Writers in 2008 and the Yamamoto Shūgorō Prize in 2015. After studying French literature at Rikkyo University and working for a confectionery maker, Yuzuki became a full-time writer. Her novels have been adapted for television, radio, and film in Japan, with Butter being her first work published in English.

Who should read Butter by Asako Yuzuki?

Butter by Asako Yuzuki is ideal for readers who enjoy character-driven literary fiction with culinary themes and social commentary. This book appeals to fans of true crime narratives, explorations of feminist issues in modern Japan, and slow-burn psychological thrillers. Readers interested in food writing, gender politics, and stories about women questioning societal expectations will find Butter particularly compelling. The novel suits those seeking thought-provoking, atmospheric reads rather than fast-paced action.

Is Butter by Asako Yuzuki worth reading?

Butter by Asako Yuzuki is worth reading for its unique blend of true crime, food writing, and feminist social commentary. Named Waterstones Book of the Year in 2024, the novel offers vivid, descriptive language around food and a mesmerizing character study. While the pacing is deliberately slow and contemplative, readers who appreciate nuanced explorations of identity, misogyny, and the relationship between women and food will find Butter deeply rewarding.

Is Butter by Asako Yuzuki based on a true story?

Butter by Asako Yuzuki is inspired by the real 2012 case of Kanae Kijima, known as "The Konkatsu Killer". Kijima was a Japanese woman convicted of killing three romantic partners, allegedly using her cooking skills to seduce lonely businessmen. While Asako Yuzuki drew inspiration from this sensational case, Butter is a fictionalized exploration that uses the premise to examine deeper themes of gender, food, and power in contemporary Japan.

What are the main themes in Butter by Asako Yuzuki?

Butter by Asako Yuzuki explores identity, gender politics, and feminism in modern-day Japan through the lens of food and female relationships. The novel examines how societal expectations shape women's relationships with their bodies, food, and pleasure. Key themes include obsession, loneliness, misogyny, and how food connects us to childhood, community, and future generations. The book challenges capitalistic structures and questions what it means for women to fully enjoy life.

What does butter symbolize in Asako Yuzuki's novel?

In Butter by Asako Yuzuki, butter symbolizes authenticity, pleasure, and rejection of artificial substitutes—both in food and in life. The convicted killer Manako Kajii famously states she cannot tolerate "feminists and margarine," positioning butter as representing genuine indulgence versus society's cheaper alternatives. Throughout the novel, butter becomes a metaphor for embracing real experiences and pleasures that women are often discouraged from enjoying. It challenges protagonist Rika to reconsider what authenticity means in her own life.

How does Butter by Asako Yuzuki explore feminism and misogyny?

Butter by Asako Yuzuki examines how patriarchal expectations limit women's autonomy over their bodies, careers, and desires in contemporary Japan. Protagonist Rika works as the only woman in her news office, constantly navigating workplace sexism while neglecting her own needs. The novel contrasts different responses to misogyny: Rika's self-denial versus Kajii's unapologetic indulgence. Asako Yuzuki critiques how society polices women's bodies, appetites, and life choices while exploring the complex relationship between female empowerment and transgression.

What is the relationship between Rika and Manako Kajii in Butter?

In Butter by Asako Yuzuki, journalist Rika Machida develops a dangerously intimate bond with convicted killer Manako Kajii through their exchanges about food and cooking. What begins as journalistic research transforms into something closer to mentorship, with Kajii teaching Rika to appreciate culinary pleasures and question her self-denial. Their relationship becomes obsessive and boundary-blurring, forcing Rika to confront uncomfortable similarities between herself and the convicted murderer. The dynamic explores power, manipulation, and feminine solidarity.

How does food function in Butter by Asako Yuzuki?

In Butter by Asako Yuzuki, food serves as a vehicle for self-discovery, sensuality, and rebellion against societal constraints. Through detailed descriptions of meals—from simple rice with butter to elaborate beef stew—Asako Yuzuki connects food to identity, memory, and bodily autonomy. For protagonist Rika, who survives on instant ramen, learning to cook and savor meals becomes an act of awakening to her own desires. Food represents the transgressive pleasure of women claiming space and appetite in a restrictive society.

What are some criticisms of Butter by Asako Yuzuki?

Butter by Asako Yuzuki's deliberately slow pacing may frustrate readers expecting a fast-paced thriller despite its true crime premise. Some critics note the novel's contemplative, character-driven approach requires patience as it prioritizes food descriptions and philosophical musings over plot advancement. The book's exploration of Japanese gender dynamics may also feel culturally specific to Western readers unfamiliar with contemporary Japanese society. However, readers who embrace its literary ambitions generally find the methodical pacing enhances the story's seductive, unsettling atmosphere.

What books are similar to Butter by Asako Yuzuki?

Readers who enjoyed Butter by Asako Yuzuki might appreciate Kitchen by Banana Yoshimoto for its Japanese literary perspective on food and identity, or Convenience Store Woman by Sayaka Murata for explorations of women defying societal expectations in Japan. The Thick and the Lean and Land of Milk and Honey offer similar food-centric narratives examining power and consumption. For true crime with literary ambition, try My Sister, the Serial Killer by Oyinkan Braithwaite or The Silent Patient by Alex Michaelides.

Similar books to Butter

Start Reading Your Way
Quick Summary

Feel the book through the author's voice

Deep Dive

Turn knowledge into engaging, example-rich insights

Flash Card

Capture key ideas in a flash for fast learning

Build

Customize your own reading method

Fun

Enjoy the book in a fun and engaging way

Explore Your Way of Learning
Butter isn't just a book — it's a masterclass in Psychology. To help you absorb its lessons in the way that works best for you, we offer five unique learning modes. Whether you're a deep thinker, a fast learner, or a story lover, there's a mode designed to fit your style.

Quick Summary Mode - Read or listen to Butter Summary in 8 Minutes

Quick Summary
Quick Summary
Butter Summary in 8 Minutes

Break down knowledge from Asako Yuzuki into bite-sized takeaways — designed for fast, focused learning.

play
00:00
00:00

Flash Card Mode - Top 10 Insights from Butter in a Nutshell

Flash Card Mode
Flash Card Mode
Top 10 Insights from Butter in a Nutshell

Quick to review, hard to forget — distill Asako Yuzuki's wisdom into action-ready takeaways.

Flash Mode Swiper

Fun Mode - Butter Lessons Told Through 22-Min Stories

Fun Mode
Fun Mode
Butter Lessons Told Through 22-Min Stories

Learn through vivid storytelling as Asako Yuzuki illustrates breakthrough innovation lessons you'll remember and apply.

play
00:00
00:00

Build Mode - Personalize Your Butter Learning Experience

Build Mode
Build Mode
Personalize Your Butter Learning Experience

Shape the voice, pace, and insights around what works best for you.

Detail Level
Detail Level
Tone & Style
Tone & Style

From Columbia University alumni
built in San Francisco

BeFreed Brings Together A Global Community Of 120,000+ Curious Minds

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

@Moemenn
platform
starstarstarstarstar

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

@@Chloe, Solo founder, LA
platform
comments12
likes117

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

@Raaaaaachelw
platform
starstarstarstarstar

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

@Matt, YC alum
platform
comments12
likes108

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

@Erin, Investment Banking Associate , NYC
platform
comments254
likes17

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

@djmikemoore
platform
starstarstarstarstar

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

@Pitiful
platform
comments96
likes4.5K

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

@SofiaP
platform
starstarstarstarstar

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

@Jaded_Falcon
platform
comments201
thumbsUp16

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

@OojasSalunke
platform
starstarstarstarstar

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

@Leo, Law Student, UPenn
platform
comments37
likes483

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

@Cashflowbubu
platform
starstarstarstarstar

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

@Moemenn
platform
starstarstarstarstar

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

@@Chloe, Solo founder, LA
platform
comments12
likes117

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

@Raaaaaachelw
platform
starstarstarstarstar

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

@Matt, YC alum
platform
comments12
likes108

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

@Erin, Investment Banking Associate , NYC
platform
comments254
likes17

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

@djmikemoore
platform
starstarstarstarstar

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

@Pitiful
platform
comments96
likes4.5K

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

@SofiaP
platform
starstarstarstarstar

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

@Jaded_Falcon
platform
comments201
thumbsUp16

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

@OojasSalunke
platform
starstarstarstarstar

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

@Leo, Law Student, UPenn
platform
comments37
likes483

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

@Cashflowbubu
platform
starstarstarstarstar

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

@Moemenn
platform
starstarstarstarstar

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

@@Chloe, Solo founder, LA
platform
comments12
likes117

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

@Raaaaaachelw
platform
starstarstarstarstar

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

@Matt, YC alum
platform
comments12
likes108

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

@Erin, Investment Banking Associate , NYC
platform
comments254
likes17

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

@djmikemoore
platform
starstarstarstarstar

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

@Pitiful
platform
comments96
likes4.5K

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

@SofiaP
platform
starstarstarstarstar

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

@Jaded_Falcon
platform
comments201
thumbsUp16

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

@OojasSalunke
platform
starstarstarstarstar

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

@Leo, Law Student, UPenn
platform
comments37
likes483

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

@Cashflowbubu
platform
starstarstarstarstar
Start your learning journey, now

Your personalized audio episodes, reflections, and insights — tailored to how you learn.

Download This Summary

Get the Butter summary as a free PDF or EPUB. Print it or read offline anytime.