From pop'n music 9 CS through pop'n music 12 いろは CS, though, he was the head sound director of the CS pop'n music games. His appearances in BEMANI have been rare since then. Outside of BEMANI, Tatsuya has also contributed to several KONAMI titles at KPE (Konami Parlor Entertainment), such as the Parodious and Suikoden Pachinko slot machines, as well as songs for the Magical Halloween series.