Writer, story critic, and author of original manga. His writing on video games includes Bokutachi no ge-mu shi (A People's History of Video Games) [Star Seas Company], Bungaku to shite no Dragon Quest (Dragon Quest as Literature) [Core Magazine], and Game zasshi guidebook (Guidebook to Video Game Magazines) [Sansai Books]. He also authored Junendai bunkaron (Culturology of the 2010s) [Star Seas Company], Bungaku no yomikata (How to Read Literature) [Star Seas Company], AKB shoho to ha nan datta noka (What Was AKB's Way of Doing Business?) [Taiyohtosho], Kyara no shikoho (Ways of Thinking About Characters) [Seidosha], Meitantei Konan to Heisei (Detective Conan (Case Closed) and the Heisei Period) [Core Magazine], and more. He is the author of the original manga qtμt [LINE COMICS, drawings by FUMI Fumiko].