Crossover Anime: Starting with Bankai from Demon Slayer

[Demon Slayer] [Bleach] [No System] I am a lonely ghost thrown into another world as an experimental subject. I am a Demon Slayer member struggling on the edge of life and death, single-mindedly seeking revenge. I am the inheritor of the Breath of Wind, a top-tier combatant who never gives up. I am Asuka Shichihachi, a stray dog ​​born in the Inugami district! -------- Main world Bleach, crossover fanfiction with a predetermined route [Demon Slayer] [Jujutsu Kaisen] [One-Punch Man] PS: Native to the original world, saving regrets, changing bad endings