Tsuwamonogatari (ツワモノガタリ)[a] is a Japanese manga series written and illustrated by Tadataka Hosokawa.

The story takes place in 1864 at the end of the Edo period, one evening at the Shinsengumi camp the members of the Shinsengumi were having a lively drink, In an atmosphere of swordsmanship that could easily lead to a serious sword fight if alcohol were involved, Kondo proposed to Zao a discussion about who is the strongest swordsman in the country.

when it was time to talk about the strongest opponent the Shinsengumi had ever defeated, it was Okita, who had arrived late, started the conversation and the name he mentioned was Kazu.

[4][5][6] It finished in the magazine on November 21, 2022, and moved to the YanMaga Web website and app in that same day.

[3][12] The series was recommended and acclaimed by the critic Chanmei of Real Sound, she praised the extensive research that has been done in the sword fighting scenes,[20] described Hosokawa's manga as "an advanced shinsengumi manga that interprets the swordsmen of the late Edo period not in terms of friendship or youth, but in terms of their strength", and she said that "the research and understanding that is the foundation of swordsmanship power is accurately depicted", she also praised the duel in the first volume, which took place between two men centered on "sword fighting", and called the scenes "amazing".