GEMS COMPANY is a virtual idol group produced by Square Enix. The group was created with eleven members, all singers and VTubers.

The members are:

Hinaka Hoshina
Nene Naninu
Reika Arisugawa
Shizuku Otowa
Aoi Mizushina
Mikoto Hase
Yukino Akaba
Maya Ichimonji
Kosedo Ramu

Graduated members are:

Uta Tamane
Yuzuki Shirono
Nadeshiko Hanabishi
Nekuto Momomaru

The group was officially debuted on August 18, 2018, although some members began their VTube activities earlier that year.