15GERM-Re:boot

 is an idol group debuted on January 5, 2019. Their genre is "Beat Pop".

They are considered the rebirth of the idol metal group ShiX.

At some point in 2021, they changed their group name from 15GERM to the current one.

Current Members

 * Hotarubi Rei (​蛍陽レイ) (Original Member)
 * Akisora Rika (秋空李佳) (Original Member)
 * Otonoha Latte (音葉らて) (Joined June 2019, Graduating January 30, 2022)
 * Aimai Mii (愛妹みい) (Joined October 2019)
 * Hanaeda Yozora (花枝夜空) (Joined October 2019)

Former Members

 * Miyamoto Ruu (宮本琉生) (Original Member, Withdrew June 12, 2019)
 * Minamori Ran (南森らん) (Original Member, Withdrew June 12, 2019)
 * Mamiya Roa (万宮ロア) (Joined February 2019, Left August 2019)

Digital Singles

 * 1) [2019.11.23] Byosoku Centimeter (秒速センチメートル)
 * 2) [2019.11.23] music
 * 3) [2019.12.25] Joudan Janaize (冗談じゃないぜ)
 * 4) [2020.01.30] Nan Zenkaidemo (何千回でも)
 * 5) [2020.02.28] 21 CENTURY BOY
 * 6) [2020.06.01] bad invader
 * 7) [2020.11.20] Ramu (ラム)
 * 8) [2021.01.15] Qualia (クオリア)