Formation: November 6th, 2015 (as a session band called JC11)
Official debut as Jack Caper: April 20th, 2016
Disbandment: February 4th, 2023 (details)
Label: Riostar Records (2016-now)
Lineup changes:
- departure of the guitarist Kaworu (June 11th, 2016)
- new guitarist Hinata (September 4th, 2016)
- departure of the bassist U (July 7th, 2018) (details)
- departure of the guitarist Hinata (December 26th, 2018) (details)
- departure of the drummer Suguru (May 8th, 2019)
- new guitarist Choco, new bassist YG, new drummer Shuma (August 7th, 2019) (details)
- guitarist Riku to pause his activities (November 17th, 2021) (details)
- departure of the guitarist Riku (February 26th, 2022) (details)
Hiro / 飛炉 (vo.)
Jack Caper
ex-JC11, ex-ahora en KiR×GiR, ex-inc.RIBON,, ex-MeleM
Birthday: March 22nd
Blood group: AB
Choco / ちょこ (gt.)
Jack Caper
ex-Daruma Kuttara Ryuu ni Naru (Ryo), ex-Project”SS”, ex-Bokutachi ni wa mada namae ga nai
Birthday: October 10th
Blood group: A
was roadie of 0.1g no Gosan
Shuma / 秀馬 (dr.)
Jack Caper, Zooto Tomodachi
ex-GARAK’S (Shuma ARMSTRONG), ex-Oneness (Shuma)
Birthday: November 16th
Blood group: AB
Birthplace: Kagawa prefecture
Ex-members:
Suguru / 英 (dr.)
ex-Jack Caper, ex-JC11, ex-KiR×GiR, ex-Inpossible, ex-TRIVAL HEADz, ex-Shout Out, ex-ZENO CRISIS
Riku / 李九 (gt.)
ex-Jack Caper, ex-JC11, ex-Toriaezu koakuma doumei, ex-Cold rage Bullet
Birthday: September 4th
Blood group: A
