
Koutarou Takatsuki (高槻浩太郎) is a supporting character in The Idolm@ster: Shiny Festa, voiced in Japanese by Aki Nakajima. The series' music includes "The idolm@ster shiny festa OST - Title Screen", "THE iDOLM@STER SHINY FESTA Rhythmic Record - Universal - HD Gameplay Trailer".