ALL IN

 is a dance and vocal boy group that debuted on December 19, 2021 at Shinagawa Stellar Ball as the shooting act for the  BUZZ-ER.~Lantana Tour 2021~ Final in Tokyo. They are the younger brother group of BUZZ-ER..

The name "ALL IN" is derived from a term which is also used in gambling. The message of the group is "aim high and bet all your talent".

Current Members

 * GAKUTO
 * KAZUMA
 * SATORU
 * KEI
 * RYOGA

Digital Singles

 * 1) [2021.12.14] Only U
 * 2) [2021.12.31] Never go back