Ato 3cm

Ato 3cm (あと3センチ; Ato San Senchi) was a "relaxed-type" idol group made up of gravure models. They were active from September 2016 until December 1, 2019.

Final Line-up

 * Izumi Misaki (和泉美沙希)
 * Ikenaga Aimi (いけながあいみ)
 * Shiota Hikaru (潮田ひかる)
 * Yomogita Yuria (蓬田結梨杏) (Joined December 2018)

Former Members

 * Matsumoto Yun (松本ゆん) (Graduated July 2018)
 * Hiraizumi Aya (平泉彩) (Graduated September 2018)