Chiruran: Shinsengumi Requiem

The Shinsengumi were a special police force in Japan in the 19th century. Tasked originally with protecting the Shogunate, they eventually dedicated themselves to restoring order in Kyoto. Hijikata Toshizo is responsible for the death of the Shinsengumi, but he was once one of them. This is his story. If you like Golden Kamuy, check this one out. (Source: Mangamo)