The manga by Yuji Takemura had 10 volumes and the series ended in November 2021. Drama in the samurai period and deals with war, love and honour. Baian is a killer who only dispatches those he thinks deserve a premature death. In the meantime, he uses his work as acupuncturist to hide his real activity. About this character, television series and at least 4 features were already made, with the main role played by well-known Ken Ogata or Ken Watanabe. 　　源自：https://fantasporto.com/en/baian-the-assassin-m-d-2/