These eroge contain sex scenes where one of the characters (or the protagonists) has sex with an alternate version of himself/herself.
| Name | Similarity |
|---|---|
| Selfcest Engages in (Sexual) | 37% |
| Blowjob Subject of (Sexual) | 17% |
| Rape Engages in (Sexual) | 16% |
| Handjob Subject of (Sexual) | 15% |
| Lesbian Sex Engages in (Sexual) | 15% |
| Futanari Body | 15% |
| Non-consensual Sex with Tentacles Engages in (Sexual) | 14% |
| Vindictive Personality | 14% |
| Standing Sex Subject of (Sexual) | 13% |
| Penis Growth Subject of | 13% |
| Masturbation Engages in (Sexual) | 13% |
| Sixty-nine Engages in (Sexual) | 13% |
| Gloves Clothes | 13% |
| Blue Hair | 13% |
| Violet Eyes | 13% |
| White Hair | 13% |
| Sex in Front of an Audience Engages in (Sexual) | 12% |
| Rape Subject of (Sexual) | 12% |
| Cowgirl Engages in (Sexual) | 12% |
| Vaginal Fingering Engages in (Sexual) | 12% |