As such, it is no surprise to know that the magnificent success of Demon Slayer: Infinity Castle has fans excited for the upcoming release, which is referred to as Demon Slayer: Infinity Castle Part 2. Demon Slayer Infinity Castle Part 2 Is Making Kokushibo The Ancestor of Hashira MuichiroKokushibo looks at the viewer. Demon Slayer: Infinity Castle Part 2 will greatly expand on his character and unveil every deep secret about him. The next Demon Slayer movie is set to officially confirm that Kokushibo is actually the ancestor of the Mist Hashira, Muichiro. Related Demon Slayer Next Release to Reveal Tanjiro’s Romantic Endgame Tanjiro's endgame romance is being set up, and it will finally flourish in the upcoming Demon Slayer release.