"Oniichan, I can't take it any more!!" The sexual experience of a younger sister who obsessively thinks about her older sibling! Become her lover/brother in the adventure across 3 episodes. [From DLsite English]
Genkai!? Onii-chan Vol.1 has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Genkai!? Onii-chan Vol.1 has not yet been read by enough users to calculate it's similar novels... sorry!
A novel needs atleast 20 votes before it's similarity is calculated.
Genkai!? Onii-chan Vol.1 has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
A novel needs atleast 20 owners before it's similarity is calculated.
| Name | Score | Importance | Weight |
|---|---|---|---|
| Only Blood-related Heroines | 2.00 | 2.10 | 4.20 |
| Only Protagonist's Sisters as Heroine(s) | 2.00 | 2.00 | 4.00 |
| Only Younger Heroines | 2.00 | 1.93 | 3.86 |
| Sexual Content | 2.00 | 0.61 | 1.23 |