Hana To Gaku summary:

Masahiro, the delinquent son of a Yakuza leader, and Tsubaki, a famous trans make-up artist, are in a long-distance Osaka-to-Tokyo relationship. However, Masahiro’s younger brother and Tsubaki’s supporter go in between them. Because of this, Masahiro begins to feel inferior to Tsubaki and worries if it’s okay for him to stay as he is...?!