Essential Book
Think Deeply, Broadly and Correctly
The Essential Thinking of the Innovator Derukui – A Way of Idea Generation Beyond GAFA –
・October 2019
・Author: Hironobu Yokota
・Publisher: Derukui Company
・Seller: Derukui Company / Sanctuary Publishing
[No.1 in Amazon Kindle management science]
Ordinariness Syndrome That Ruined Sony
・February 2008
・Author: Hironobu Yokota
・Publisher/Seller: Derukui Company
（Initially Goma Books）
Best Seller 100,000 copies !
[No.1 in Amazon Kindle overall]
[No.1 in business books at many major bookstores / sites]
