These games contain romance between a brother and sister.
| Name | Similarity |
|---|---|
| Brother Complex Personality | 23% |
| Younger Sister Role | 22% |
| Older Brother Role | 20% |
| Full Brother Role | 19% |
| Incest Engages in (Sexual) | 19% |
| Full Sister Role | 18% |
| Cooking Engages in | 16% |
| Deredere Personality | 15% |
| Twin Tails Hair | 15% |
| Older Sister Role | 15% |
| Cowgirl Subject of (Sexual) | 14% |
| Missionary Subject of (Sexual) | 14% |
| Sister Complex Personality | 14% |
| Sixty-nine Engages in (Sexual) | 14% |
| Kind Personality | 14% |
| Handjob Engages in (Sexual) | 13% |
| Sitting Sex Subject of (Sexual) | 13% |
| Hairpin Clothes | 13% |
| Cowgirl Engages in (Sexual) | 13% |
| Virgin Sex Engages in (Sexual) | 13% |