Entertainment Sociologist & Consultant https://www.reentertainment.online/EN/, METI adviser, Cabinet office media strategy adviser, guest lecture at Keio univ. and Waseda/NTU univ. Based on the 15yrs career as a marketer/business development in DeNA, Deloitte, Bandai Namco, Bushiroad, he has initiated character business creation into various field: Game, Anime, Trading Card, Musical, Music Live, Sports. Publishing; “Entertainment Business Textbook”（2025）“Character Nation Japan”(2025), “Creator Wonderland“（2024）“Entertainment Business History” “Entertainment Guru”(2023), “Stan Economy”(2021), “Otaku Economy Genesis”(2019 Nikkei BP) “The Third Wave of Japanese Games”(2015)