what happens after tanjiro becomes a demon

If Tanjiro becomes a demon in fanfiction, he might lose his sense of humanity. His relationships with his friends and family would be severely strained. For example, his sister Nezuko, who is also a demon, might be affected in unexpected ways. He could struggle with his newfound bloodlust and the need to consume humans, which goes against his original kind - hearted nature.

Tanjiro goes through a lot of challenges and battles. He keeps growing stronger and faces various demons to protect his loved ones.

No, Tanjiro isn't a demon. He's a human determined to save his sister Nezuko, who turned into a demon.

Tanjiro's character development would take a dark turn. He would start from being a pure - hearted demon slayer to a conflicted being. His internal struggle between his human memories and his new demonic desires would be the main focus. For instance, he might remember his promise to his family but be unable to resist the urge to harm others.

Naruto goes on a journey of self-improvement and discovers new powers. He eventually returns to Konoha to seek justice.

I think it's in 'Demon Slayer: Kimetsu no Yaiba' manga. But the circumstances around it are quite complex.

It depends on the specific plot and imagination of the author. Maybe the character's soul gets trapped or enters a new realm.

Yes, Tanjiro does turn into a demon in the manga.

No, Tanjiro doesn't become a demon in the manga. He remains a determined human fighting against demons.

No, Tanjiro doesn't become a demon in the manga. He remains a determined and righteous human fighting against demons.