In the world of Demon Slayer, characters are defined by their strength, resolve, and will to protect humanity. One name keeps ...

Fans may have noticed a distinct resemblance between Kokushibo and the legendary demon slayer Yoriichi. On top of that, the mere fact that a demon wields a katana may seem strange to fans.

Demon Slayer features Yoriichi Tsugikuni, a legendary figure. He was the first Demon Slayer from the Sengoku Era. Yoriichi created the Sun Breathing style. Tanjiro Kamado is his descendant.