本間雅晴
Yasuoka's philosophy influenced many people. Mitsugi Nishida and Ikki Kita who were associated with the February 26 Incident were reputedly influenced by him, although exactly how is not known. Among others influenced by him, some through his books and others personally, were Isoroku Yamamoto, Masaharu Homma, Yukio Mishima, Yashiro Rokuro, Chiang Kai-shek, sumo grand champion Futabayama, and Eiji Yoshikawa. In 1944, he became an adviser to the Ministry of Greater East Asia.