Chiruran: Shinsengumi Requiem.

ちるらん新撰組鎮魂歌

Chiruran: Shinsengumi Requiem (Japanese: ちるらん新撰組鎮魂歌, Hepburn: Chiruran: Shinsengumi Chinkon-ka), also known as The Shinsengumi, is a Japanese manga series written by Shinya Umemura and illustrated by Eiji Hashimoto. It was serialized in Coamix's Monthly Comic Zenon from October 2010 to April 2023, with its chapters collected in 36 tankōbon volumes.