Kotaro Tatsumi (巽 幸太郎, Tatsumi Kōtarō), real surname Inui (乾, Inui), is the energetic producer of the idol group Franchouchou and Sakura Minamoto’s classmate back in high school.

He is the one responsible for resurrecting the girls from different eras to be part of his idol group, as a means to support the bartender's plan to save Saga from its curse.Franchouchou (Currently)
Founder
Producer
Manager
Songwriter
Choreographer
Cosmetician
Driver
Merch Designer
Student (Formerly)
Contestant at Japa