CYNHN (スウィーニー) is a Japanese vocal unit formed on June 25, 2017, through a joint audition of JOYSOUND and DEARSTAGE held in late 2016. The unit's music is mainly produced by Sho Watanabe. The current members are Shiki Ayase, Neru Tsukumo, Tōru Aoyagi, and Minori Hirose.Read more on Last.fm