Sekido, karaku, aizetsu, urogi, zohakuten, and urami. Through tanjiro’s encounter with hantengu, he learns that beheading the upper. Webin the seventh episode of the third season of demon slayer: Kimetsu no yaiba, viewers were introduced to a unique manifestation of hantengu, the fifth crescent. Webdemon slayer season 3 shocks fans with the epic introduction of zohakuten, a formidable new adversary in the ongoing battle against muzan's upper ranks.