TenkaichiTenkaichi.

Tenkaichi: The Greatest Warrior Under the Rising Sun (テンカイチ 日本最強武芸者決定戦, Tenkaichi: Nihon Saikyō Bugeisha Ketteisen) is a Japanese manga series written by Yōsuke Nakamaru and illustrated by Kyōtarō Azuma. It began serialization on Kodansha's Young Magazine the 3rd manga magazine in January 2021. After the disbandment of the former manga magazine, it was later transferred to Monthly Young Magazine in May the same year.