Total Recommendations: 2
If you liked
Kimetsu no Yaiba
|
...then you might like
Kami no Kora no Regret
|
Both are about a kind hearted boy joining an organisation to try to save their sister from a supernatural condition that might turn them violent. Both organisations are convinced that there is no cure, but both protagonists are convinced otherwise
If you liked
Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!
|
...then you might like
Hitoribocchi no ○○ Seikatsu
|
It's practically the same premise but more cheerful and with a less.... perverted main character.