株式会社ダイヤモンド社 News Releases

Japan's Top Creative Director Reveals His 'Secret' Time Management to Produce the Best Results Even with 8 Hours of Sleep a Day. Book 'No Longer Chased by Time: Reverse-Calculation Time Management' Released Today

Diamond Inc. has released 'No Longer Chased by Time: Reverse-Calculation Time Management' by Manabu … · 2026-04-22

Life Starts Moving with Just a Little Trial. "5% Change" to be Released July 8

You don't have to try to change drastically. First, try a new approach for just "5%" --. "5% Change"… · 2026-07-08

Wine for Beginners! Understand the Essence of Wine via its Origins with "A World Map of Wine: Traveling Through 15 Countries and Regions"

No need to memorize grape varieties or vintages! A new book, "A World Map of Wine: Traveling Through… · 2026-07-08

Essayist Chieko Koga's New Essay "How to Believe in Your Life" to be Released July 1st

A new book on "affirming your life" for those who feel inferior about their lives compared to others… · 2026-07-01

Introduction to Startup M&A for Entrepreneurs Released July 1! Maximize Corporate Value with a 'Dual-Track' Strategy for IPO and M&A

The era when 'M&A equals selling out' is long gone! Corporate value can be significantly transformed… · 2026-07-01

"Intelligence" Isn't Innate Talent? "Jito Switch" Released, a Method to Become Someone Who "Understands 10 Things from Hearing 1"

The difference between people with "good jito" and those with "bad jito" is simply whether they know… · 2026-07-01

No. 1 Selling Monthly Money Magazine 'Diamond ZAi' Launches Digital Subscription!

Diamond, Inc. (Shibuya-ku, Tokyo) will launch a subscription service for its monthly money magazine,… · 2026-07-01

Release of New Report 'Diamond Media White Paper 2026' Analyzing the Japanese Media Industry

Diamond Inc. has released the 'Diamond Media White Paper 2026'. A survey reveals that over 80% of me… · 2026-03-30

Radical Work-Style Reform: New Book Details How a Company Reached Zero Turnover with 3-Day Weekends

介紹《失去人生與公司後打造超高工作效率職場》新書，述說 Media Brain 透過週休三日等改革實現零離職率。 · 2026-05-12

Takanori Kataishi (Yutori-kun), Entrepreneur in the Spotlight, Releases First Self-Help Book! What Is the 'True Power of Verbalization' Needed in an Era When the Value of Intelligence Is Plummeting? 'Learn to Speak in Your Own Words' Releases June 17

Takanori Kataishi (Yutori-kun), entrepreneur who achieved the youngest and fastest IPO in Japan's ap… · 2026-06-17

You’ll Definitely Want to Meet Someone: A New Habit for a Richer Daily Life, 'Hito Nikki', Launches June 17!

'Hito Nikki' — a simple journal that records only 'the names of people you meet' — launches from Dia… · 2026-06-17

New Report 'Diamond Media White Paper 2026' Released, Deciphering the Japanese Media Industry

Diamond, Inc. has released the 'Diamond Media White Paper 2026,' which analyzes the current state an… · 2026-03-30

Release of New Report 'Diamond Media White Paper 2026' Analyzing the Japanese Media Industry

Diamond Inc. has released the 'Diamond Media White Paper 2026'. A survey reveals that over 80% of me… · 2026-03-30

Authors Kishimi Ichiro and Koga Fumitake Visit! Pop-Up Event Celebrating 1 Million Copies of 'The Courage to Be Happy' Now Open!

To celebrate the milestone of 1 million copies sold in Japan, a pop-up event for 'The Courage to Be … · 2026-06-16

Selected for 28 Years! The 'Real University Guide' with No Compromises: Understand All 80 Famous Universities in One Book! 'Daigaku Zukan! 2027' Released April 15th

Diamond Publishing will release 'Daigaku Zukan! 2027' on April 15, 2026, a comprehensive guide to 80… · 2026-04-15

First Book by Investor Choruko, with Over 400 Million Yen in Assets, Hits Pre-Launch Reprint

Individual investor Choruko's first book, 'Stock Investment: How a Mom Investor Saved 100 Million Ye… · 2026-05-20

Jun Ikeido's First New Work in Two Years! 'Boutique' to be Released on May 13 (Wednesday)

Jun Ikeido's latest novel, 'Boutique,' long-awaited by many readers, will be released by Diamond Inc… · 2026-05-13

A Must-Read for Professionals Struggling with Persistent Fatigue! A 'Stamina Strategy Guide' by a Doctor for Achieving Excellent Performance

Diamond, Inc. will release the book 'Stamina is All About How You Use It' by US internal medicine sp… · 2026-05-20

What is the 'Method to Keep Working with the Best Brain' Taught by a Former Oxford Medical Researcher? A Book to Remove the 'Bad Habit' That Shortens Your Brain's Life! 'Toudoku-nou' Releases April 15

Diamond, Inc. will release 'Toudoku-nou' (Sugar-Poisoned Brain) by Dr. Kenju Shimomura on April 15, … · 2026-04-15

Healthy Life Expectancy is Determined by the Brain! The New Common Sense of Health Revealed by Latest Medicine: 'A 100-Year-Old Sharp Brain as Taught by a Brain Specialist' Released on April 22!

Neurologist Norie Ito's new book, 'A 100-Year-Old Sharp Brain as Taught by a Brain Specialist,' was … · 2026-04-22

Everything About Profitable Farming Taught by a Legendary Farmer: 'What is Really Important for Success in Agriculture' (by Shoji Sawaura) Released May 20!

On May 20, 2026, Diamond Inc. released 'What is Really Important for Success in Agriculture' by Shoj… · 2026-05-20

New 'Startup Corporate Operations' guidebook released

A comprehensive guidebook on startup back-office operations, edited by Femto Partners, has been rele… · 2026-05-20

New Release: Sales Know-how Extracted from 30,000 Meetings to Win Over Clients in the First 3 Minutes!

Diamond, Inc. has released a new book by Takuma Otsubo, 'Why Do You Sell in 3 Minutes? How to Use Ti… · 2026-05-20

【Warning for Diligent Workers!?】AI Era Survival Strategy Book 'People Who End with AI, People Who Transform with AI' to be Released on June 3rd

A book titled 'People Who End with AI, People Who Transform with AI' authored by Kenta Nakahira, Pre… · 2026-06-03

Master the "Stress-Free Management" That Won't Burn Out Your Subordinates or Yourself! "The Complete Guide to Leader Behavior Taught by a Professional Who Has Solved 3,000 Workplace Problems" (Author: Junya Honda) Released June 10th!

Diamond Inc. will release Junya Honda's book, "The Complete Guide to Leader Behavior Taught by a Pro… · 2026-06-10

Understanding World History Through Maps Makes Economic News and International Affairs Surprisingly Clear! "Deep Reading World History Learned from Maps" to be Released on June 10

Diamond, Inc. will release a new book, "Deep Reading World History Learned from Maps" by Bin Ito, a … · 2026-06-10

Don't Get Burned Out Even When Busy! A Must-Read Habit Book for Modern Business People to Stay Happy and Get Results: 'Totonoeru.' Released June 10th

A new book, 'Totonoeru.' by Naoki Kawata, a current Kokuyo employee and sauna producer, will be rele… · 2026-06-10

Kappy, Creator of the Hit Manga 'Left-Handed Ellen', Discusses 'Methodology for Ordinary People to Fight Geniuses' in New Book Released May 27

Kappy, the creator of the 4.2 million-copy selling manga 'Left-Handed Ellen', released his new book … · 2026-05-27

Your Life Changes with What You Eat: Scientifically Proven Eating Habits Explained! 'The Doctor's Guide to the Best Nutrition-Based Eating Habits'

Tokyo University of Agriculture Honorary Professor and physician Dr. Etsuro Tanaka's book, 'The Doct… · 2026-04-08

Beauty Guru MEGUMI's Next Challenge: 'Diet'! Her New Book 'Watashi wa Kore de Yasemashita' (By MEGUMI) Released on May 13!

Beauty guru MEGUMI has released her new book 'Watashi wa Kore de Yasemashita' from Diamond Inc. on M… · 2026-05-13

Jun Ikeido's First New Work in Two Years! 'Boutique' to be Released on May 13 (Wednesday)

Jun Ikeido's latest novel, 'Boutique,' long-awaited by many readers, will be released by Diamond Inc… · 2026-05-13

Beware the Verbalization Boom! Popular Illustrator Discusses the Essence of 'How to Convey' with 'You Can't Convey It Just by Verbalizing' to be Released May 13th

Popular illustrator Wataru Yagi's first business book, 'You Can't Convey It Just by Verbalizing,' wi… · 2026-05-13

'Datsu Sumaho Jutsu' (Smartphone Detoxing Skill) to be released on May 13th: 14 years of life wasted due to 'smartphone addiction'?! Learn 'how to boost concentration' derived from 5 million behavioral data, useful for work and study!

Daisuke Toda's new book, "Datsu Sumaho Jutsu" (Smartphone Detoxing Skill), will be released by Diamo… · 2026-05-13

3-Day Work Week, Side Jobs/Concurrent Employment OK, Nearly 0% Turnover Rate — The Ultimate Work Style Reform! "I Lost Everything Once, My Life and My Company, So I Created an Exceptionally Rewarding Workplace" to be Released on May 12th

Media Brain Co., Ltd. President Hiroaki Kuroda, after overcoming a bankruptcy crisis and his own ill… · 2026-05-12

AI, Geopolitics, and Climate Change—Humanity Faces Simultaneous Crises in 2045! Explaining 5 Techniques for Thinking and Navigating the Future: 'Future Thinking 2045' Now Available!

Shinichiro Yasukawa, a former strategist for Masayoshi Son at SoftBank, released 'Future Thinking 20… · 2026-04-28

“The Courage to Be Happy” Surpasses 1 Million Copies in Japan! An Exceptional Monumental Achievement Reaching a Million Following “The Courage to Be Disliked”! Commemorative Pop-up Events Also Confirmed!

The book 'The Courage to Be Happy' reached 1 million copies in Japan. To commemorate this milestone,… · 2026-04-23

Unexpected Common Traits of Promoted People! New Book 'Habits of 115 People Expected by the Company' Based on AI Analysis of 170,000 Employees Across 815 Companies

Diamond, Inc. will release a new book by Shinji Koshikawa on April 22nd. The book uses AI to analyze… · 2026-04-22

Healthy Life Expectancy is Determined by the Brain! The New Common Sense of Health Revealed by Latest Medicine: 'A 100-Year-Old Sharp Brain as Taught by a Brain Specialist' Released on April 22!

Neurologist Norie Ito's new book, 'A 100-Year-Old Sharp Brain as Taught by a Brain Specialist,' was … · 2026-04-22

15 Consecutive Award-Winning Investment Trusts! "Diamond ZAi NISA Investment Trust Grand Prix 2026" Award List Announced!

Diamond Inc. announced the "Diamond ZAi NISA Investment Trust Grand Prix 2026," honoring 28 excellen… · 2026-04-21

Series Surpasses 1.7 Million Copies! 'Zettai Naitei 2028' - The Best-Selling Job Hunting Guide for Self-Analysis and Interviews to be Released on April 22!

Diamond, Inc. will release the 2028 editions of the 'Zettai Naitei' (Absolute Offer) series, the #1 … · 2026-04-22

Latest Release in the 940,000-Copy Hit Series! "Super! Terrible Japanese History" Supervised by UTokyo Professor Kazuto Hongo, Released April 22!

Diamond, Inc. releases the latest installment of the popular "Terrible Japanese History" series on A… · 2026-04-22

[Shigodeki Series: Long-awaited Leader Edition] What are the Basics of Work for Anyone to Become a "Boss," Taught by President Nissy?

Diamond-sha released 'Common Sense for Capable Bosses Taught During My Consultant Days' by Ryo Nishi… · 2026-04-22

Cooking Better by Empathizing with Vegetables: 'Shirasaki Chakai' Proposes a New Standard for Vegetable Dishes!

Diamond, Inc. will release 'The Say of Vegetables' by Hiroko Shirasaki, head of the famous cooking c… · 2026-04-22

Become a Workplace Ace in Just 6 Months! 'Work Methods for Delivering Results in 6 Months' Released on April 22

Diamond Inc. will release 'Work Methods for Delivering Results in 6 Months' by Izuru Emura on April … · 2026-04-22

Japan's Top Creative Director Reveals His 'Secret' Time Management to Produce the Best Results Even with 8 Hours of Sleep a Day. Book 'No Longer Chased by Time: Reverse-Calculation Time Management' Released Today

Diamond Inc. has released 'No Longer Chased by Time: Reverse-Calculation Time Management' by Manabu … · 2026-04-22

Your Life Changes with What You Eat: Scientifically Proven Eating Habits Explained! 'The Doctor's Guide to the Best Nutrition-Based Eating Habits'

Tokyo University of Agriculture Honorary Professor and physician Dr. Etsuro Tanaka's book, 'The Doct… · 2026-04-08

New Report 'Diamond Media White Paper 2026' Unveiled, Analyzing Japan's Media Industry

Diamond Inc. releases a white paper analyzing the use of generative AI and the future of the media i… · 2026-03-30

What is the 'Method to Keep Working with the Best Brain' Taught by a Former Oxford Medical Researcher? A Book to Remove the 'Bad Habit' That Shortens Your Brain's Life! 'Toudoku-nou' Releases April 15

Diamond, Inc. will release 'Toudoku-nou' (Sugar-Poisoned Brain) by Dr. Kenju Shimomura on April 15, … · 2026-04-15

Selected for 28 Years! The 'Real University Guide' with No Compromises: Understand All 80 Famous Universities in One Book! 'Daigaku Zukan! 2027' Released April 15th

Diamond Publishing will release 'Daigaku Zukan! 2027' on April 15, 2026, a comprehensive guide to 80… · 2026-04-15

Beauty Guru MEGUMI's Next Challenge: 'Diet'! Her New Book 'Watashi wa Kore de Yasemashita' (By MEGUMI) Released on May 13!

Beauty guru MEGUMI has released her new book 'Watashi wa Kore de Yasemashita' from Diamond Inc. on M… · 2026-05-13

'Datsu Sumaho Jutsu' (Smartphone Detoxing Skill) to be released on May 13th: 14 years of life wasted due to 'smartphone addiction'?! Learn 'how to boost concentration' derived from 5 million behavioral data, useful for work and study!

Daisuke Toda's new book, "Datsu Sumaho Jutsu" (Smartphone Detoxing Skill), will be released by Diamo… · 2026-05-13

AI, Geopolitics, and Climate Change—Humanity Faces Simultaneous Crises in 2045! Explaining 5 Techniques for Thinking and Navigating the Future: 'Future Thinking 2045' Now Available!

Shinichiro Yasukawa, a former strategist for Masayoshi Son at SoftBank, released 'Future Thinking 20… · 2026-04-28

“The Courage to Be Happy” Surpasses 1 Million Copies in Japan! An Exceptional Monumental Achievement Reaching a Million Following “The Courage to Be Disliked”! Commemorative Pop-up Events Also Confirmed!

The book 'The Courage to Be Happy' reached 1 million copies in Japan. To commemorate this milestone,… · 2026-04-23

Unexpected Common Traits of Promoted People! New Book 'Habits of 115 People Expected by the Company' Based on AI Analysis of 170,000 Employees Across 815 Companies

Diamond, Inc. will release a new book by Shinji Koshikawa on April 22nd. The book uses AI to analyze… · 2026-04-22

Latest Release in the 940,000-Copy Hit Series! "Super! Terrible Japanese History" Supervised by UTokyo Professor Kazuto Hongo, Released April 22!

Diamond, Inc. releases the latest installment of the popular "Terrible Japanese History" series on A… · 2026-04-22

Series Surpasses 1.7 Million Copies! 'Zettai Naitei 2028' - The Best-Selling Job Hunting Guide for Self-Analysis and Interviews to be Released on April 22!

Diamond, Inc. will release the 2028 editions of the 'Zettai Naitei' (Absolute Offer) series, the #1 … · 2026-04-22

15 Consecutive Award-Winning Investment Trusts! "Diamond ZAi NISA Investment Trust Grand Prix 2026" Award List Announced!

Diamond Inc. announced the "Diamond ZAi NISA Investment Trust Grand Prix 2026," honoring 28 excellen… · 2026-04-21

Become a Workplace Ace in Just 6 Months! 'Work Methods for Delivering Results in 6 Months' Released on April 22

Diamond Inc. will release 'Work Methods for Delivering Results in 6 Months' by Izuru Emura on April … · 2026-04-22

Cooking Better by Empathizing with Vegetables: 'Shirasaki Chakai' Proposes a New Standard for Vegetable Dishes!

Diamond, Inc. will release 'The Say of Vegetables' by Hiroko Shirasaki, head of the famous cooking c… · 2026-04-22

[Shigodeki Series: Long-awaited Leader Edition] What are the Basics of Work for Anyone to Become a "Boss," Taught by President Nissy?

Diamond-sha released 'Common Sense for Capable Bosses Taught During My Consultant Days' by Ryo Nishi… · 2026-04-22

Beware the Verbalization Boom! Popular Illustrator Discusses the Essence of 'How to Convey' with 'You Can't Convey It Just by Verbalizing' to be Released May 13th

Popular illustrator Wataru Yagi's first business book, 'You Can't Convey It Just by Verbalizing,' wi… · 2026-05-13