Webafter zenitsu beheads kaigaku with seventh form: Honoikazuchi no kami, both fall in the infinity castle to their deaths. Zenitsu plummets while unconscious as the disintegrating. Webkaigaku seemed to hate zenitsu and thought of him as unworthy to be taught by a former hashira, since he was always crying and was only able to master one. Webwhen he was just 13 years old, his entire family was killed by demons, except for his sister, nezuko kamado (akari kitō/abby trott), who the demons chose to. Webwhat was kaigaku supposed to do? The story treated kaigaku's decision to surrender to kokushibo and become a demon as abhorrent and unforgivable, but given. Webfaced with the threat to his life, kaigaku chose to surrender, expecting to be killed. However, kokushibo spared him and, instead, turned kaigaku into a demon. The demise of a traitor. Despite his enhanced abilities, kaigaku falls short against zenitsu’s newfound resolve. The battle highlights the vast gulf. Webkaigaku mocks zenitsu's abilities, but zenitsu retorts that kaigaku is merely filling an empty upper rank slot. The confrontation intensifies as zenitsu blames. Webkaigaku's betrayal led to gyomei's imprisonment and jigoro kuwajima's death, fueling zenitsu's rivalry. Kaigaku became upper rank six of the twelve kizuki,.
