Ken Shibusawa, a descendent of Japanese industrialist Eiichi Shibusawa (1840-1931), poses with one of his ancestor's books in Tokyo on April 9, 2019, after the government announced plans to introduce new banknotes in fiscal 2024, including a 10,000 yen bill featuring Eiichi Shibusawa. (Kyodo via AP Images) ==Kyodo