Unlocking Zenitsu's Fearsome Potential: The Explosive Contents Of The Mysterious Letter

Webback near the end of the hashira training arc, we see zenitsu be serious and later in the demon hide out place, we see that he trained so he can kill kaigaku.

Webalong with the usual demon slayer entertainment, this episode leaves many questions unanswered, such as the content of the letter in zenitsu’s possession.

Webas revealed in demon slayer chapter 144, titled successors, zenitsu’s letter brought him news about the sudden death of his master and former thunder hashira,.

Webas revealed in demon slayer chapter 144, titled successors, zenitsu’s letter brought him news about the sudden death of his master and former thunder hashira, jigoro.