Kotochan plans to leave in early February and have her last performance be with her current team, Chouzetsu KawaE.
Sugiura Kotone joined NMB48 as a2017 Member Draft Pool and was drafted into Team M before she got promoted.
Sugiura Kotone announces graduation from NMB48
NMB48 member Sugiura Kotone to graduate from the group, here is the details on Kotochan graduation.