Naruto: The Shadow Fruit

Any Fanfiction Where Different Anime Power Systems Clash?

I want to see Demon Slayer-style breathing techniques used in Naruto, ideally something that can be passed down. It's not as interesting if only the protagonist can use them. Any kind of fanfic or transmigration setting is fine, whether it's Naruto, One Piece, Demon Slayer, or something else. I want a big, imaginative premise.

So Fired Up It Won't Even Be Brought Down by Boruto!

Fairy Tail, Bleach, One Piece, Naruto: Skills Carried Over to Other Worlds

Serious Naruto Fanfics With No Female Lead, No Memes

I'm looking for books like Being a Hokage Is Worse Than Being a Rogue Ninja. No two male leads, no AI, and nothing too out of character. Don't mix in elements from other works, like Ding Xian You Gu and the like. Characters of any gender can fall for the protagonist, but no mutual romance, and no p...