Crazy:B クレイジービー
A four member [[idol]] unit first introduced in [[Ensemble Stars!]] Music!! led by [[Amagi Rinne]]. They're a passionate group that often hypes up their fans.

Members:
* [[Amagi Rinne]]
* [[Shiina Niki]]
* [[himeru_(ensemble_stars!)|HiMERU]]
* [[Oukawa Kohaku]]
crazy b (ensemble stars!)