Data collection Period: October 22 Thu- October 28 Wed, 2026
*The previous ranking is compared to the period from October 8th Thu to October 14th Wed, 2026. (Unless otherwise stated, it is a new release.)

<Top 15 Business (Management) Stories>

1st: The Ultimate System: The Science of Organization by Noboru Koyama / Asa Publishing 2nd: Financial Analysis of "Questions" and "Points of Discussion" by Shigehisa Murakami / Soshim 3rd: Run Again Even If You Lose (Previous Rank: 5th) by Seiichi Takarabe / NewsPicks 4th: Company Quarterly Report Industry Map 2027 Edition (Previous Rank: 4th) Edited by Toyo Keizai Inc. / Toyo Keizai Inc. 5th: I Handed It All Over to AI. 6th: Ami Otsuka / Shinchosha Nikkei Industry Map 2027 Edition (Previous: 8th) Edited by Nikkei Inc. / Nikkei Business Publications 7th: The World's Most Enjoyable Way to Read Financial Statements (Previous: Unranked) Random Walker of Otemachi / KADOKAWA 8th: The Impact of Claude Mythos A.T. Kearney / Nikkei Business Publications 9th: Talking About Compliance (Previous: Unranked) Naoto Nakamura / Shoji Homu 10th: Profitable AI for Solo CEOs (Previous: 14th) Ryota Tanaka / Asuka Publishing 11th: Survival Strategies for People Who Can Act but Get Tired Mai Teshigawara / Yamato Shobo 12th: Organizational Theory of Concrete and Abstract Isao Hosoya / Nikkei BP 13th: Matagi Drive: A Theory of De-Human Intelligence at the Edge of Computer Nature (Previous: 6th) Yoichi Ochiai / PLANETS (Second Planetary Development Committee) 14. What if Tokugawa Ieyasu were a modern-day CEO? (Previous ranking: 1st) Nobuki Nagai / East Press 15. Bain Capital (Previous ranking: 12th) Bain Capital / Nikkei BP

<Top 15 Business (Self-Improvement) Tips>

1st place The Complete Guide to Technology in the AI Era (Previous: 1st place) Yasuhiro Watanabe/Asahi Shimbun Publishing 2nd place Either way is fine: 40 words to let go of "endurance" Kenta Nagakura / Asuka Shinsha 3rd place Knowledge for Living (Part 1) (Previous: 3rd place) Tsutomu Horiuchi / Toyo Keizai Inc. 4th place Study methods for exhausted people (Previous ranking: 4th) Shugo Hotta / Toyo Keizai Inc. 5th place Thinking logically Hiroshi Deguchi / Asa Publishing 6th place Behavioral change (Previous ranking: 5th) Daiki Matsumura / Eiji Publishing 7th place I don't know how to maintain appropriate personal space. Keirin / Subaru-sha 8th place Habits of people who don't worry, scientifically proven through psychology, neuroscience, and behavioral economics. (Previous ranking: 6th) Shugo Hotta / Discover Twenty-One 9th place The power of writing by hand. Shunsuke Mochizuki / Subarusha 10th place A sense of intellectual productivity (Previous ranking: 7th) Ken Kusunoki, Shu Yamaguchi / Nikkei Business Publications 11th place 100 Things You Should Know in Life Yu Sato / Forest Publishing 12th place The consultants' melancholy (Previous ranking: 12th) Shohei Matsumoto / Chuo Keizai-sha 13th place Habits to avoid being swayed by the emotions of the top 5% of employees Shinji Koshikawa / Discover Twenty-One 14th place What do the world's top people do on weekday evenings? (Previous ranking: 11th) Shinji Koshikawa / Cross Media Publishing 15th place The Textbook of Shamelessness Jenny Wood / Asuka Shinsha

<Top 15 Economic and Financial Topics>

1st place Real Estate Securitization Business [Introduction to Asset Management Practices] Edited by Yoshinori Takenaga, Yasuhide Hosono, and Asuka Real Estate Advisory Co., Ltd. / Shuwa System Shinsha 2nd place Hulic's Transformation Method: How Even Small Teams Can Grow Through Unique Strategies Saburo Nishiura / Nikkei BP 3rd place Leave 90% of the work to AI: Almost hands-off stock investing (Previous: 1st place) Investor Go / KADOKAWA 4th place The man known as the "legendary bunker" (Previous: 2nd place) Naoto Ohitsu / Nikkei Business Publications 5th place Nikkei's Grand Forecast 2027: Key Issues for Japan's Future Edited by Nikkei Inc. / Nikkei Business Publications 6th place What destroyed the Japanese economy? (Previous ranking: 13th) Takuji Aida / Diamond, Inc. 7th place The complete steps to saving 100 million yen through AI-powered stock investing while working. (Previous: 3rd place) Masaaki Kamioka / Ascom 8th place Eruption Penguin-style Thematic Stock Investing Erupting Penguin / Sunrise Publishing 9th place With the Takaichi administration now fully operational, a major bull market for Japanese stocks is just beginning. Ryoji Musha / Kaya Shobo 10th place Monologue: The Fight Against Deflation Toshihiko Kuroda / Kobunsha 11th place What beginner investors should do in their first 100 days, as taught by an investor who has helped 17 people become millionaires. DUKE. / Cross Media Publishing 12th place PE fund business Keisuke Yamamoto / Cross Media Publishing 13th place Financial Engineering, 11th Edition John Hull / Financial and Fiscal Affairs Research Institute 14th place A book that thoroughly explains the basics and mechanisms of how the latest stock prices are determined. Jun Yuki / Shuwa System Shinsha 15th place The Complete Guide to Investing in Semiconductor and AI Stocks (Previous ranking: 8th) Michi Okei / Subarusha

<Top 10 Literary Books>

1st: Leaf Autumn 2026 by Masahito Oda / Futabasha 2nd: How to Forget a Melancholy Love by Masahiko Katsuse / Gentosha 3rd: In the Megachurch (Previous: 5th) by Ryo Asai / Nikkei Business Publications 4th: Still at Honnoji Temple (Previous: 2nd) by Shogo Imamura / Gentosha 5th: The Lying Boy: Fierce Battle Edition by Natsuhiko Kyogoku / Shueisha 6th: Her 0 Seconds Before (Previous: 10th) by Masahiro Imamura / Futabasha 7th : Like a Star (Previous: Unranked) by Yu Nagira / Kodansha 8th: A Cheer on the Beach by Michiko Aoyama / KADOKAWA 9th: Eternal Memory (Previous: 6th) by Keigo Higashino / Bungei Shunju 10th: Freezing Summer by Miki Fushio / Shogakukan

Data collection Period: October 1st Thu- October 31st Sat, 2026

1. Master English in 100 Days: 10 Minutes a Day of Native English Copying by Brett Lindsay / Sunmark Publishing 2. The World's Best Sleep Expert's Guide to Sleep by Masashi Yanagisawa / Diamond Inc. 3. The Complete Guide to Reading in the AI Era by Yasuhiro Watanabe / Asahi Shimbun Publications 4. Intelligence Explosion by Shota Ariji / Kodansha 5. Still at Honnoji Temple by Shogo Imamura / Gentosha