Hitonari Tsuji (辻 仁成, Tsuji Hitonari) is a Japanese writer, composer, musician, painter and film director. In his film and singing work he uses the art name Jinsei Tsuji, an alternative reading his given name. His novels and essays have been bestsellers in Japan as well as overseas, with his work being translated into 20 languages and selling over ten million copies. He has directed ten films including Hotoke (ほとけ) (2001) and Filament (フィラメント) (2002) which were officially presented at the 51st Berlinale and the 37th Karlovy Vary International Film Festival where he won a special mention in the Ecumenical Jury Award category. Additionally, Tsuji launched a web magazine entitled Design Stories and in 2016, for which he is currently the editor and chief.