Masanori Kohara, Former Goldman Sachs Executive, Announces New Book Tops Amazon Bestseller Rank in 'U.S. World Economy' Category

Fudousan Kagaku Kenkyusho Co., Ltd. (Headquarters: Shinjuku-ku, Tokyo; Representative: Masanori Kohara), which operates the real estate investment school 'Fudousan Academy Main Course' and conducts real estate buying, leasing, and brokerage services, is pleased to announce that its representative Masanori Kohara’s new book, 'How the World's Ultra-Wealthy Create Their First 100 Million Yen', has reached No.1 on Amazon Japan’s Bestseller Rank in the 'U.S. World Economy' book category.

Achieved No.1 on Amazon’s 'U.S. World Economy' Bestseller List

'How the World's Ultra-Wealthy Create Their First 100 Million Yen' was released on Friday, May 29, 2026. It immediately gained attention and secured the No.1 position on Amazon Japan’s Bestseller Rank in the 'U.S. World Economy' category as of June 1. Reviews have included comments such as, 'This is a book every ambitious young person should read.'

New Book Published by KADOKAWA

Title: How the World's Ultra-Wealthy Create Their First 100 Million Yen

Author: Masanori Kohara

Release Date: Friday, May 29, 2026

Price: ¥2,200 (tax included)

Publisher: KADOKAWA

Amazon Product Page:

https://www.amazon.co.jp/dp/4046077824

The book details Kohara’s personal journey—from graduating from the University of Tokyo, experiencing a period as a NEET (Not in Education, Employment, or Training), working at Goldman Sachs Asset Management’s real estate fund operations, to accumulating ¥3 billion in total assets—while comprehensively outlining the strategies for changing 'lanes' and 'gears' to build billion-yen assets, even for beginners.

Media Appearances

2026

Walkerplus (Published May 27)

'Which is Better? The Blind Spots in the Never-Ending 'Rental vs. Homeownership' Debate and the Latest Trends in Finding a Home'

Modern Business (Published May 24)

'Administrative Sanctions, Dividend Suspension, Class-Action Lawsuits: The Real Reasons Why “Minna de Oyasan” Became a Major Crisis'

'Why Did “Minna de Oyasan” Seem Like a Safe Investment? The True Nature of the “Reassurance Factors” That Investors Overlooked When Investing Their Retirement Funds'

Modern Business (Published February 28)

'Japan’s Home Loan Defaults Are Rapidly Increasing in 2026: The Worst-Case Scenario of the Impending Collapse of a Government-Engineered Bubble, Feared by Industry Insiders'

'A New Asset-Building Strategy to Leverage the “Government-Engineered Bubble” Announced by the Flat 35 Loan’s ¥120 Million Limit Increase'

Mynavi News PREMIUM (Published January 4)

'Is Using Bonuses to Pay Off Home Loans Risky? Why a ¥3 Billion Net Worth Investor Says It’s a Bad Move'

Mynavi News PREMIUM (Published January 8)

'¥700 Million in Funabashi, Chiba? Ordinary Salaried Workers Are No Longer the Target Customers—Where Is the Real Estate Market Headed in an Era When the Average Price in Tokyo’s 23 Wards Is ¥130 Million?'

2025

Mynavi News PREMIUM (Published November 7)

'“Minna de Oyasan” Raised ¥200 Billion—Why Was It on the Brink of Collapse? A ¥3 Billion Net Worth Real Estate Investor Sounds the Alarm: “X-Day Is at the End of November”'

Comment from Masanori Kohara

'I am truly grateful for the overwhelming response, reaching No.1 in the 'U.S. World Economy' category. Wealth creation is not about talent, but about knowing the right methods. I have condensed the shortest path to creating 100 million yen—discovered through my journey from being a NEET to building ¥3 billion in assets—into this one book. I hope readers finish it feeling confident that they, too, can achieve financial success.'

Masanori Kohara Profile

Masanori Kohara (born 1981)

Graduated from the Faculty of Letters, University of Tokyo. After graduation, experienced a period as a NEET, then worked at EY Transaction Advisory Services (EY Group) Real Estate Division, followed by Goldman Sachs Asset Management’s Real Estate Fund Operations Division. Founded Fudousan Kagaku Kenkyusho Co., Ltd. in 2016. Began real estate investing with ¥1 million in personal funds and achieved ¥3 billion in total assets. Holds professional qualifications as a Real Estate Appraiser and Real Estate Transaction Manager. As of June 2026, over 500 individuals have enrolled in the 'Fudousan Academy Main Course'. Operates the YouTube channel 'Masanori Kohara’s Real Estate Academy @ YouTube Campus' with over 63,000 subscribers (https://www.youtube.com/channel/UC9PYiD73q11jIMvaeBsqMvQ).