As you might know, Zenitsu and Kaigaku have a common history because Kaigaku was Jigoro’s former student who opted to become a Demon so he could gain more power, which is why Jigoro was so hard on Zenitsu. This is why Kaigaku was, on the one hand, a nemesis of Zenitsu. Inside the Infinity Castle, he and Zenitsu finally meet.
He had a younger brother (Zenitsu) and two younger sisters (Ayeka and Kina)—all of them succumbed to despair once they learned of his death.
You might be thinking “What happened between zenitsu and kaigaku?”
After the deaths of Daki and Gyutaro, Kaigaku was promoted to become Upper Moon Six of the Twelve Demon Moons and confronted Zenitsu as a rematch he always desired. Zenitsu informed his master’s demise to his teacher’s classmate, accusing Kaigaku for the one to blame, but Kaigaku nonchalently disagreeded with his former classmate.
This begs the query “Why does zenitsu hate kaigaku?”
Zenitsu meets his long lost senpai Kaigaku, but, to his shock, Kaigaku is no longer human, but a demon. Upon realizing that, Zenitsu denounces him as his senpai. When the demon provokes Zenitsu by calling him a coward, the boy doesn’t give in to his emotions.
Another frequently asked inquiry is “How can zenitsu defeat kaiju?”.
When combined with God Speed, his power and strength increase, giving him the ability to defeat demons like Kaiju, from the Upper Moon Six. This is a manga-only incident that occurs in the Dimensional Infinity Fortress arc. Zenitsu meets his long lost senpai Kaigaku, but, to his shock, Kaigaku is no longer human, but a demon.
What did kaigaku say to zenitsu when he called him coward?
When the demon provokes Zenitsu by calling him a coward, the boy doesn’t give in to his emotions. He simply replies calmly that, for someone who simply filled an empty slot in the lowest-ranked of the Upper Moons, Kaigaku sure had a lot of opinions.
What does kaigaku mean?
) is a former Demon Slayer and Zenitsu Agatsuma’s senior disciple under former Thunder Hashira Jigoro Kuwajima. However, he becomes a Demon to save his own life and later became the Upper Rank Six (上 (じょう) 弦 (げん) の陸 (ろく), Jōgen no Roku? ) of the Twelve Kizuki.
Kaigaku is the second known Demon Slayer to have become a demon, the first being Kokushibo. Kaigaku’s necklace and bracelets are Taijitu/magatama (tomoe) symbols.
Well, as a demon, Kaigaku had eaten many people and became powerful enough to become the new Upper Rank Six of the Twelve Kizuki by the start of the Infinity Castle Arc. Inside the Infinity Castle, he and Zenitsu seek each other out.
What are 10 facts you didn’t know about zenitsu?
Zenitsu’s full name is Zenitsu Agatsuma. It has been confirmed by the mangaka of the Demon Slayer: Kimetsu No Yaibu 9 He Has Immense Respect For His Teacher.