Main character is an ordinary boy, but with a girlish face. He has secret relations with his cousin for a while. With time he starts to show awareness of other girls and get interested in them as the opposite sex... [From vndbreview]
Naisho no Houkago has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Naisho no Houkago 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.
Naisho no Houkago 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 |
|---|---|---|---|
| Heroine with Old-style Bloomers | 2.00 | 3.19 | 6.38 |
| Small Breast Sizes Heroine (Non-Loli) | 2.00 | 2.01 | 4.02 |
| Heroine with Swimsuits | 2.00 | 1.63 | 3.26 |
| School | 2.00 | 1.50 | 2.99 |
| Student Protagonist | 2.00 | 1.24 | 2.48 |
| Twin Tail Heroine | 2.00 | 1.17 | 2.34 |
| Sixty-nine | 2.00 | 1.06 | 2.13 |
| Student Heroine | 2.00 | 0.97 | 1.94 |
| Cunnilingus | 2.00 | 0.92 | 1.85 |
| Group Sex of One Male and Several Females | 2.00 | 0.90 | 1.80 |
| Cowgirl | 2.00 | 0.83 | 1.66 |
| Doggy Style | 2.00 | 0.79 | 1.59 |
| Sexual Content | 2.00 | 0.61 | 1.23 |
| Male Protagonist | 2.00 | 0.30 | 0.60 |
| ADV | 2.00 | 0.14 | 0.29 |
| Name | Characters | Importance | Weight |
|---|---|---|---|
| Cyan Hair | 1 | 2.02 | 1.40 |
| Cousin Role | 1 | 1.88 | 1.30 |
| Green Eyes | 2 | 1.01 | 1.11 |
| Green Hair | 1 | 1.47 | 1.02 |
| Grey Hair | 1 | 1.39 | 0.96 |
| Sixty-nine Engages in (Sexual) | 1 | 1.25 | 0.87 |
| Blowjob Engages in (Sexual) | 2 | 0.76 | 0.84 |
| Cunnilingus Subject of (Sexual) | 1 | 1.17 | 0.81 |
| Handjob Engages in (Sexual) | 1 | 1.16 | 0.80 |
| Twin Tails Hair | 1 | 1.12 | 0.78 |
| Miniskirt Clothes | 1 | 1.07 | 0.74 |
| Doggy Style Subject of (Sexual) | 1 | 0.92 | 0.64 |
| Blue Eyes | 1 | 0.80 | 0.55 |
| Long Hair | 1 | 0.75 | 0.52 |
| Brown Hair | 1 | 0.68 | 0.47 |
| Short Hair | 1 | 0.61 | 0.42 |