Airi has just moved to a new school. She has a friendly personality and makes friends soon. But, there is one student she never meets. It's Rikka. She doesn't come to school often. One day, Rikka comes to school, and Airi is surprised to see her pretty face. After school, Airi goes to a sick-room and sees Rikka having sex with a male student...! [From ErogeShop]
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Inkou Karen Doukoukai has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| Double Penetration (Group Sex) Engages in (Sexual) | 3 | 2.18 | 3.03 |
| Pegging Engages in (Sexual) | 2 | 2.56 | 2.81 |
| Sitting Sex Engages in (Sexual) | 3 | 1.83 | 2.54 |
| Crotchless Bodystocking Clothes | 1 | 3.50 | 2.42 |
| Incest Engages in (Sexual) | 4 | 1.47 | 2.37 |
| Strap-on Dildo Clothes | 2 | 2.11 | 2.32 |
| Double Penetration (Group Sex) Subject of (Sexual) | 3 | 1.64 | 2.28 |
| Armpit Licking Engages in (Sexual) | 1 | 3.15 | 2.18 |
| Cunnilingus Engages in (Sexual) | 3 | 1.56 | 2.17 |
| Bondage Sex Subject of (Sexual) | 3 | 1.56 | 2.16 |
| Pubic Hair Hair | 4 | 1.34 | 2.16 |
| Ahegao Engages in (Sexual) | 4 | 1.33 | 2.14 |
| Ahoge Hair | 4 | 1.31 | 2.11 |
| Standing Sex Engages in (Sexual) | 2 | 1.88 | 2.07 |
| Chastity Belt Clothes | 1 | 2.93 | 2.03 |
| Sixty-nine Engages in (Sexual) | 4 | 1.25 | 2.01 |
| Twin Blowjob Engages in (Sexual) | 3 | 1.44 | 2.00 |
| Pegging Subject of (Sexual) | 1 | 2.88 | 1.99 |
| Lesbian Sex Engages in (Sexual) | 3 | 1.38 | 1.92 |
| Spit-roast Subject of (Sexual) | 2 | 1.74 | 1.91 |
| Armpit Hair Hair | 1 | 2.76 | 1.91 |
| Reverse Missionary Subject of (Sexual) | 2 | 1.73 | 1.91 |
| Armpit Licking Subject of (Sexual) | 1 | 2.69 | 1.87 |
| Inverted Nipples Body | 1 | 2.67 | 1.85 |
| Garnet Eyes | 2 | 1.65 | 1.81 |
| School Nurse Role | 1 | 2.46 | 1.70 |
| Reverse Missionary Engages in (Sexual) | 1 | 2.38 | 1.65 |
| Facesitting Subject of (Sexual) | 1 | 2.37 | 1.64 |
| Cunnilingus Subject of (Sexual) | 3 | 1.17 | 1.62 |
| Group Sex of Several Females Engages in (Sexual) | 1 | 2.33 | 1.61 |
| Reverse Cowgirl Engages in (Sexual) | 1 | 2.24 | 1.56 |
| Blowjob Duck Face Engages in (Sexual) | 1 | 2.23 | 1.54 |
| Trap Body | 1 | 2.22 | 1.54 |
| Footjob Subject of (Sexual) | 1 | 2.18 | 1.51 |
| Body Writing Subject of (Sexual) | 1 | 2.17 | 1.51 |
| Masturbation Engages in (Sexual) | 2 | 1.37 | 1.51 |
| High School Student Role | 5 | 0.84 | 1.50 |
| Visible Nipples Body | 1 | 2.16 | 1.49 |
| Bukkake Subject of (Sexual) | 2 | 1.34 | 1.48 |
| Boobjob Engages in (Sexual) | 3 | 1.06 | 1.47 |
| Shimapan Clothes | 1 | 2.12 | 1.47 |
| Hidden Vibrator Subject of (Sexual) | 1 | 2.11 | 1.47 |
| Sitting Sex Subject of (Sexual) | 3 | 1.05 | 1.46 |
| Opposite Gender Voiced Personality | 1 | 2.09 | 1.45 |
| Violet Eyes | 3 | 1.04 | 1.44 |
| Anilingus Subject of (Sexual) | 1 | 2.05 | 1.42 |
| Cross-dressing Engages in | 1 | 2.05 | 1.42 |
| Anilingus Engages in (Sexual) | 1 | 2.01 | 1.40 |
| Facesitting Engages in (Sexual) | 1 | 2.00 | 1.38 |
| Male on Male Sex Engages in (Sexual) | 1 | 1.98 | 1.37 |
| Group Sex of Multiple Females and Males Engages in (Sexual) | 1 | 1.94 | 1.34 |
| School Uniform Clothes | 5 | 0.74 | 1.32 |
| Younger Brother Role | 1 | 1.90 | 1.32 |
| Violet Hair | 2 | 1.19 | 1.30 |
| Blue Hair | 2 | 1.19 | 1.30 |
| Boobjob Subject of (Sexual) | 1 | 1.87 | 1.30 |
| Standing Sex Subject of (Sexual) | 2 | 1.18 | 1.29 |
| Lab Coat Clothes | 1 | 1.79 | 1.24 |
| Missionary Subject of (Sexual) | 2 | 1.11 | 1.22 |
| Outgoing Personality | 1 | 1.76 | 1.22 |
| Skirt Suit Clothes | 1 | 1.74 | 1.21 |
| Group Sex of One Female and Several Males Engages in (Sexual) | 1 | 1.72 | 1.19 |
| Footjob Engages in (Sexual) | 1 | 1.71 | 1.19 |
| Doggy Style Engages in (Sexual) | 1 | 1.70 | 1.18 |
| Rope Bondage Subject of (Sexual) | 1 | 1.67 | 1.16 |
| Ribbon Hair Accessory Clothes | 1 | 1.64 | 1.14 |
| Reverse Cowgirl Subject of (Sexual) | 1 | 1.64 | 1.14 |
| Thigh-high Stockings Clothes | 2 | 1.03 | 1.14 |
| Sweater Clothes | 1 | 1.64 | 1.14 |
| Mole Body | 1 | 1.62 | 1.12 |
| Green Eyes | 2 | 1.01 | 1.11 |
| Older Sister Role | 1 | 1.55 | 1.08 |
| Teacher Role | 1 | 1.55 | 1.07 |
| Vest Clothes | 1 | 1.53 | 1.06 |
| Blowjob Engages in (Sexual) | 3 | 0.76 | 1.05 |
| Cowgirl Subject of (Sexual) | 2 | 0.95 | 1.05 |
| Serious Personality | 1 | 1.50 | 1.04 |
| Doggy Style Subject of (Sexual) | 2 | 0.92 | 1.01 |
| Pissing Engages in (Sexual) | 1 | 1.46 | 1.01 |
| Seventh Posture Subject of (Sexual) | 1 | 1.45 | 1.01 |
| Shoulder-length Hair | 2 | 0.91 | 1.00 |
| Knee-high Socks Clothes | 1 | 1.37 | 0.95 |
| Skirt Clothes | 1 | 1.33 | 0.92 |
| Waist Length+ Hair | 2 | 0.80 | 0.88 |
| Friendly Personality | 1 | 1.23 | 0.85 |
| Classmate Role | 1 | 1.23 | 0.85 |
| Trousers Clothes | 1 | 1.21 | 0.84 |
| Long Hair | 2 | 0.75 | 0.83 |
| Ribbon Hair Tie Clothes | 1 | 1.18 | 0.82 |
| Butterfly Subject of (Sexual) | 1 | 1.17 | 0.81 |
| Shirt Clothes | 1 | 1.15 | 0.80 |
| Twin Tails Hair | 1 | 1.12 | 0.78 |
| Glasses Clothes | 1 | 1.08 | 0.75 |
| Vaginal Fingering Subject of (Sexual) | 1 | 1.08 | 0.75 |
| Short Hair | 2 | 0.61 | 0.67 |
| Brown Eyes | 1 | 0.90 | 0.62 |
| Blond Hair | 1 | 0.88 | 0.61 |
| Virgin Sex Engages in (Sexual) | 1 | 0.84 | 0.58 |
| Black Hair | 1 | 0.81 | 0.56 |
| Brown Hair | 1 | 0.68 | 0.47 |