Success with the pen: After returning to Japan, he lost a lot of money in a chewing gum investment and went through a time when he "would walk several kilometers just to save the cost of a 10 yen bus ticket."
重回日本，起初他投資口香糖失敗，賠了不少錢，也因此有過「為了省一張日幣十元的公車票而徒步幾公里」的日子。