Idol Magical Girl Chiru Chiru Michiru is a visual novel and a spin-off in the Grisaia series of visual novels. The game will have an anime-alike format in 13 episodes. You play as Matsushima Michiru as she dreams of becoming an idolized singer but only performs at a dingy basement bar on the weekends. One night, Michiru sees a falling star and wishes upon it to make her dreams come true.