Soloist in a CageSoloist in a Cage.

Soloist in a Cage (Japanese: 檻ノ中のソリスト, Hepburn: Ori no Naka no Sorisuto) is a Japanese manga series written and illustrated by Shiro Moriya. It was serialized on the Shōnen Jump+ app and website from September 2018 to June 2021. As of September 2021, three volumes have been released.