Keisuke (the player) lives with his ten step-sisters, however despite their amazing bodies and beauty, they are relatives, and should be considered "off limits". But of course, rules are made to be broken...
Ane to Boin 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 | Characters | Importance | Weight |
|---|---|---|---|
| Non-blood-related Sister Role | 10 | 2.17 | 5.21 |
| Non-blood-related Incest Engages in (Sexual) | 9 | 2.15 | 4.96 |
| Older Sister Role | 9 | 1.56 | 3.59 |
| Full Sister Role | 9 | 1.55 | 3.58 |
| Triple Boobjob Engages in (Sexual) | 3 | 2.50 | 3.47 |
| Younger Sister Role | 8 | 1.45 | 3.18 |
| Brother Complex Personality | 3 | 2.06 | 2.86 |
| Erotic Massage Subject of | 2 | 2.57 | 2.82 |
| Group Sex of One Male and Several Females Engages in (Sexual) | 10 | 1.16 | 2.78 |
| Secretary Role | 2 | 2.47 | 2.71 |
| Strange Personality | 3 | 1.94 | 2.69 |
| Boobjob Engages in (Sexual) | 10 | 1.07 | 2.57 |
| Big Breasts Body | 9 | 1.10 | 2.53 |
| Erotic Comic Artist Role | 1 | 3.48 | 2.41 |
| Deredere Personality | 3 | 1.73 | 2.40 |
| Seduction Engages in | 2 | 2.18 | 2.39 |
| Virtual Sex Engages in (Sexual) | 1 | 3.35 | 2.32 |
| Violent Personality | 2 | 2.10 | 2.31 |
| Sexual Orientation Discovery Subject of | 1 | 3.33 | 2.31 |
| Spiky Bangs Hair | 9 | 0.99 | 2.29 |
| Hosome Eyes | 4 | 1.37 | 2.20 |
| Wavy Hair | 4 | 1.35 | 2.18 |
| Striptease Engages in (Sexual) | 1 | 3.11 | 2.16 |
| Pole Dancing Engages in | 1 | 3.10 | 2.15 |
| Piledriver Subject of (Sexual) | 2 | 1.93 | 2.13 |
| Superstitious Personality | 1 | 3.03 | 2.10 |
| Wrestling Engages in | 1 | 3.02 | 2.09 |
| Archaic Dialect Personality | 1 | 3.01 | 2.09 |
| Resilient Personality | 1 | 3.00 | 2.08 |
| Cardigan Clothes | 2 | 1.87 | 2.05 |
| BL Fan Personality | 1 | 2.94 | 2.04 |
| Unhealthy Relationship Subject of | 1 | 2.92 | 2.02 |
| Sex in Library Engages in (Sexual) | 1 | 2.89 | 2.00 |
| Pretending Personality | 2 | 1.82 | 2.00 |
| Comic Artist Role | 1 | 2.86 | 1.98 |
| Masturbation Engages in (Sexual) | 3 | 1.40 | 1.95 |
| Bun Hair | 2 | 1.77 | 1.94 |
| Keigo Personality | 1 | 2.72 | 1.88 |
| Reserved Personality | 2 | 1.71 | 1.87 |
| Turtleneck Dress Clothes | 1 | 2.70 | 1.87 |
| Outdoor Sex Engages in (Sexual) | 4 | 1.16 | 1.86 |
| Misandrist Personality | 1 | 2.66 | 1.84 |
| Reverse Piledriver Subject of (Sexual) | 1 | 2.66 | 1.84 |
| Fishnet Stockings Clothes | 1 | 2.63 | 1.82 |
| Perfectionist Personality | 1 | 2.62 | 1.82 |
| Breast Smothering Engages in (Sexual) | 1 | 2.61 | 1.81 |
| Young-adult Body | 10 | 0.75 | 1.81 |
| Olive Body | 2 | 1.63 | 1.80 |
| Pink Eyes | 2 | 1.63 | 1.79 |
| Tareme Eyes | 4 | 1.11 | 1.79 |
| Old-fashioned Personality | 1 | 2.57 | 1.78 |
| Garter Belt Stockings Clothes | 2 | 1.62 | 1.78 |
| Pervert Personality | 2 | 1.61 | 1.77 |
| Kansai-ben Personality | 1 | 2.55 | 1.77 |
| Hair Beads Hair | 1 | 2.54 | 1.76 |
| Sex in Water Engages in (Sexual) | 2 | 1.56 | 1.72 |
| Consumption of Porn Engages in (Sexual) | 1 | 2.45 | 1.70 |
| Quiet Personality | 1 | 2.42 | 1.68 |
| Friendly Personality | 3 | 1.21 | 1.67 |
| Orange Hair | 2 | 1.51 | 1.66 |
| Leotard Clothes | 1 | 2.39 | 1.66 |
| Non-blood-related Brother Role | 1 | 2.38 | 1.65 |
| Sister Complex Personality | 1 | 2.37 | 1.65 |
| Kuudere Personality | 1 | 2.35 | 1.63 |
| Housewife Role | 1 | 2.31 | 1.60 |
| Spoiled Personality | 1 | 2.31 | 1.60 |
| Nymphomania Subject of | 1 | 2.30 | 1.60 |
| Smart Personality | 2 | 1.45 | 1.60 |
| Rope Bondage Harness Clothes | 1 | 2.30 | 1.59 |
| Family Oriented Personality | 1 | 2.29 | 1.59 |
| Lolita Clothes | 1 | 2.28 | 1.58 |
| Eccentric Personality | 1 | 2.28 | 1.58 |
| Obedient Personality | 1 | 2.26 | 1.56 |
| Tanline Body | 1 | 2.25 | 1.56 |
| Sexual Cosplay Engages in (Sexual) | 1 | 2.24 | 1.55 |
| Martial Arts Engages in | 1 | 2.24 | 1.55 |
| Body Ribbon Clothes | 1 | 2.23 | 1.55 |
| Cowgirl Subject of (Sexual) | 4 | 0.96 | 1.54 |
| Robot Role | 1 | 2.20 | 1.53 |
| Bathroom Sex Engages in (Sexual) | 2 | 1.38 | 1.52 |
| Strapless Dress Clothes | 1 | 2.19 | 1.52 |
| Vaginal Fingering Subject of (Sexual) | 3 | 1.08 | 1.50 |
| Gothic Clothes | 1 | 2.16 | 1.49 |
| Bookworm Personality | 1 | 2.15 | 1.49 |
| Bandages Clothes | 1 | 2.15 | 1.49 |
| Swordsmanship Engages in | 1 | 2.15 | 1.49 |
| Sitting Sex Subject of (Sexual) | 3 | 1.06 | 1.48 |
| Skirt Clothes | 2 | 1.34 | 1.47 |
| Long Hair | 6 | 0.75 | 1.46 |
| Insightful Personality | 1 | 2.09 | 1.45 |
| T-shirt Clothes | 2 | 1.31 | 1.44 |
| Honorable Personality | 1 | 2.07 | 1.43 |
| Green Eyes | 3 | 1.02 | 1.42 |
| Otaku Personality | 1 | 2.04 | 1.42 |
| Docile Personality | 1 | 2.04 | 1.42 |
| Hime Cut Hair | 1 | 2.03 | 1.41 |
| Sex on Toilet Engages in (Sexual) | 1 | 2.02 | 1.40 |
| Sex in a Vehicle Engages in (Sexual) | 1 | 2.02 | 1.40 |
| Emotional Personality | 1 | 2.01 | 1.39 |
| Towel Clothes | 1 | 2.00 | 1.39 |
| Ribbon Tie Clothes | 2 | 1.26 | 1.38 |
| Sex in Public Places Engages in (Sexual) | 2 | 1.26 | 1.38 |
| Yamato Nadeshiko Role | 1 | 1.99 | 1.38 |
| Cleaning Engages in | 1 | 1.99 | 1.38 |
| Virgin Sex Engages in (Sexual) | 4 | 0.86 | 1.38 |
| Blowjob Engages in (Sexual) | 5 | 0.76 | 1.37 |
| Turtleneck Shirt Clothes | 1 | 1.97 | 1.37 |
| Parted in Middle Hair | 2 | 1.24 | 1.36 |
| Cold-hearted Personality | 1 | 1.96 | 1.36 |
| Facesitting Engages in (Sexual) | 1 | 1.96 | 1.36 |
| Tomboy Personality | 1 | 1.95 | 1.35 |
| Immature Personality | 1 | 1.93 | 1.34 |
| Cosplay Engages in | 1 | 1.92 | 1.33 |
| Voyeurism Subject of (Sexual) | 1 | 1.92 | 1.33 |
| Masturbation in front of an Audience Engages in (Sexual) | 1 | 1.91 | 1.32 |
| Red Eyes | 2 | 1.20 | 1.32 |
| Ribbon Hair Tie Clothes | 2 | 1.20 | 1.32 |
| Younger Brother Role | 1 | 1.90 | 1.32 |
| Spanking Subject of (Sexual) | 1 | 1.86 | 1.29 |
| Doggy Style Subject of (Sexual) | 3 | 0.93 | 1.28 |
| Short-tempered Personality | 1 | 1.84 | 1.28 |
| Shirt Clothes | 2 | 1.16 | 1.27 |
| Bob Cut Hair | 1 | 1.83 | 1.27 |
| Homosexual Role | 1 | 1.83 | 1.27 |
| Strict Personality | 1 | 1.83 | 1.27 |
| Honest Personality | 1 | 1.82 | 1.26 |
| Slim Body | 8 | 0.57 | 1.26 |
| Twin Tails Hair | 2 | 1.14 | 1.25 |
| Infidelity Engages in | 1 | 1.79 | 1.24 |
| Hidden Eyes | 1 | 1.78 | 1.24 |
| Pajamas Clothes | 1 | 1.75 | 1.21 |
| Glasses Clothes | 2 | 1.09 | 1.19 |
| Quickie Fix Subject of (Sexual) | 2 | 1.08 | 1.19 |
| Mischievous Personality | 1 | 1.71 | 1.19 |
| Mysterious Personality | 1 | 1.69 | 1.17 |
| Intake Hair | 1 | 1.69 | 1.17 |
| Carefree Personality | 1 | 1.69 | 1.17 |
| Loyal Personality | 1 | 1.68 | 1.17 |
| Collar Clothes | 1 | 1.68 | 1.16 |
| Huge Breasts Body | 1 | 1.67 | 1.16 |
| Stubborn Personality | 1 | 1.67 | 1.16 |
| Thigh-high Stockings Clothes | 2 | 1.05 | 1.15 |
| Protective Personality | 1 | 1.65 | 1.15 |
| Parted to Side Hair | 2 | 1.04 | 1.15 |
| Mini-dress Clothes | 1 | 1.64 | 1.14 |
| Popular Role | 1 | 1.64 | 1.14 |
| Relaxed Personality | 1 | 1.63 | 1.13 |
| Vaginal Masturbation Engages in (Sexual) | 1 | 1.63 | 1.13 |
| Reverse Cowgirl Subject of (Sexual) | 1 | 1.63 | 1.13 |
| Blue Eyes | 3 | 0.81 | 1.12 |
| Nail Polish Body | 1 | 1.61 | 1.11 |
| Clothing with Ribbons Clothes | 1 | 1.59 | 1.10 |
| Bondage Sex Subject of (Sexual) | 1 | 1.59 | 1.10 |
| Apron Clothes | 1 | 1.59 | 1.10 |
| Lactation Engages in | 1 | 1.59 | 1.10 |
| University Student Role | 1 | 1.57 | 1.09 |
| Group Sex Engages in (Sexual) | 1 | 1.55 | 1.08 |
| Bracelet Clothes | 1 | 1.55 | 1.08 |
| Refined Personality | 1 | 1.54 | 1.07 |
| Jeans Clothes | 1 | 1.54 | 1.07 |
| Vest Clothes | 1 | 1.52 | 1.06 |
| Wife Role | 1 | 1.52 | 1.05 |
| Serious Personality | 1 | 1.48 | 1.03 |
| Pissing Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Seventh Posture Subject of (Sexual) | 1 | 1.47 | 1.02 |
| Incest Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Mother Role | 1 | 1.45 | 1.01 |
| Teasing Engages in | 1 | 1.42 | 0.99 |
| Cooking Engages in | 1 | 1.42 | 0.98 |
| Hair Tie Clothes | 1 | 1.40 | 0.97 |
| Not a Virgin Role | 1 | 1.39 | 0.97 |
| Blunt Bangs Hair | 1 | 1.39 | 0.97 |
| Tank Top Clothes | 1 | 1.39 | 0.97 |
| Knee-high Socks Clothes | 1 | 1.39 | 0.96 |
| Tsurime Eyes | 1 | 1.39 | 0.96 |
| Nipple Sucking Subject of (Sexual) | 1 | 1.37 | 0.95 |
| Brown Hair | 3 | 0.69 | 0.95 |
| Tominagi Subject of (Sexual) | 1 | 1.35 | 0.94 |
| Pink Hair | 1 | 1.34 | 0.93 |
| Red Hair | 1 | 1.32 | 0.92 |
| Curtained Hair | 1 | 1.30 | 0.90 |
| Waist Length+ Hair | 2 | 0.82 | 0.90 |
| Dress Clothes | 1 | 1.26 | 0.87 |
| Pale Body | 9 | 0.37 | 0.84 |
| Short Hair | 3 | 0.61 | 0.84 |
| Violet Hair | 1 | 1.20 | 0.83 |
| Blue Hair | 1 | 1.20 | 0.83 |
| Anal Sex Subject of (Sexual) | 1 | 1.19 | 0.82 |
| Standing Sex Subject of (Sexual) | 1 | 1.18 | 0.82 |
| Butterfly Subject of (Sexual) | 1 | 1.17 | 0.81 |
| Cunnilingus Subject of (Sexual) | 1 | 1.16 | 0.80 |
| Ponytail Hair | 1 | 1.10 | 0.76 |
| Miniskirt Clothes | 1 | 1.06 | 0.74 |
| Amber Eyes | 1 | 1.04 | 0.72 |
| Kind Personality | 1 | 1.02 | 0.71 |
| Shoulder-length Hair | 1 | 0.92 | 0.64 |
| Blond Hair | 1 | 0.89 | 0.62 |
| Teen Body | 1 | 0.62 | 0.43 |