Manga like Onii-chan no Oyome-san

Ranked by AniList's community-voted "readers also liked" data and how often forum discussions mention a title alongside Onii-chan no Oyome-san.

1. Oshiete!? Onii-chan! 1 community votes
2. Onii-chan to Nyan Nyan Nyan 1 community votes

Ask Tsundoku for a personal pick

Tsundoku reads the actual forum threads and your own AniList history before it recommends anything — every answer shows its sources.