Kimetsu no Yaiba: Hashira Geiko-hen

The fate of humanity hinges on a final confrontation with Muzan Kibutsuji and his formidable demon army. Anticipating this ultimate battle, the Ubuyashiki clan orchestrates an intensive training program for the Demon Slayer Corps. Led by the remaining Hashira—the corps' most skilled warriors—each exercise is meticulously designed to push boundaries and refine combat techniques.

Tanjirou Kamado, recovering from recent injuries sustained in battle, joins this rigorous program. While his sister Nezuko undergoes specialized study, Tanjirou dedicates himself to mastering the unique disciplines set by each Hashira. Driven by a solemn vow to eradicate Muzan, he seeks to absorb every lesson and hone his abilities, preparing to face the impending war with unwavering resolve and newfound strength. The series explores themes of dedication, sacrifice, and the pursuit of strength in the face of overwhelming adversity within a world steeped in supernatural conflict.