The "Gaiden" mini series is comprised of three short episodes that lead into the foruth game of the series, Inyouchuu Kyou. Gaiden 1: The Shiratori Sisters. Mikoto goes looking for Takeru, who has gone missing for some days, when she finds her she is being raped and made to give birth to monsters. Mikoto has to save her without falingl victim to the possessed humans tormenting her sister. Gaiden 2: Sui. As usual, the black cat brigade is in deep red. If they can't find some money soon, they won't be able to pay the rent. Since everyone else is out on some other mission, Yoru asks Sui to work part tim as a waitress in a coffee shop. Despite her shy nature she has no problem working as a waitress, except for a pervert old man who takes every occasion to grope her, but he's easily dissuaded. However one day the old man suddenly appears and there is something different about him... Gaiden 3: The Tsukishiro twins. This episode is in the beginning of the 20th century. Ouka and Kikuka are working as demon hunters and they are investiganting the case of some missing girls in a rural area. They discover that a powerful demon called Gyuki is behind the missing cases.
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In'youchuu Gaiden 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 |
|---|---|---|---|
| Monster Birth | 3.00 | 1.97 | 5.90 |
| Unavoidable Rape | 3.00 | 1.83 | 5.50 |
| High Amounts of Rape | 3.00 | 1.53 | 4.58 |
| Ejaculation Forewarner | 2.00 | 2.15 | 4.29 |
| Clothing Damage | 2.00 | 1.75 | 3.50 |
| Heroine with Small Breasts (Non-Loli) | 2.00 | 1.71 | 3.41 |
| Internal Exhibition of Sex | 2.00 | 1.55 | 3.09 |
| Gang Rape | 2.00 | 1.47 | 2.95 |
| Tentacle Rape | 2.00 | 1.35 | 2.69 |
| Lactation During Sex | 2.00 | 1.25 | 2.50 |
| Multiple Penetration | 2.00 | 1.25 | 2.50 |
| Bukkake | 2.00 | 1.19 | 2.38 |
| Pregnant Sex | 2.00 | 1.16 | 2.32 |
| Vibrators | 2.00 | 1.14 | 2.28 |
| Nukige | 3.00 | 0.64 | 1.93 |
| Heroine with Big Breasts | 2.00 | 0.88 | 1.77 |
| High School Student Heroine | 2.00 | 0.84 | 1.69 |
| Scat | 1.00 | 1.68 | 1.68 |
| Enema | 1.00 | 1.66 | 1.66 |
| Doggy Style | 2.00 | 0.79 | 1.59 |
| Erotic Spanking | 1.00 | 1.43 | 1.43 |
| Defloration | 1.00 | 0.75 | 0.75 |
| ADV | 2.00 | 0.14 | 0.29 |
| Name | Characters | Importance | Weight |
|---|---|---|---|
| Anal Multiple Tentacle Penetration Subject of (Sexual) | 5 | 3.51 | 6.28 |
| Vaginal Multiple Tentacle Penetration Subject of (Sexual) | 5 | 3.33 | 5.96 |
| Prolapse Subject of (Sexual) | 5 | 3.26 | 5.83 |
| Sex with Insects Engages in (Sexual) | 4 | 3.56 | 5.72 |
| Rape under Influence Subject of (Sexual) | 3 | 3.71 | 5.15 |
| Anal Monster Birth Engages in | 3 | 3.37 | 4.67 |
| Navel Monster Birth Engages in | 2 | 4.12 | 4.53 |
| Vaginal Fisting Subject of (Sexual) | 5 | 2.46 | 4.41 |
| Vaginal + Anal Tentacle Penetration Subject of (Sexual) | 5 | 2.45 | 4.39 |
| Grotesque Body Modification Subject of (Sexual) | 3 | 3.05 | 4.23 |
| Huge Insertion Subject of (Sexual) | 5 | 2.30 | 4.13 |
| Breast Torture Subject of (Sexual) | 3 | 2.94 | 4.08 |
| Electric Shock (BDSM) Subject of (Sexual) | 4 | 2.52 | 4.06 |
| Erotic Mind Control Subject of (Sexual) | 3 | 2.83 | 3.92 |
| Ass to Mouth Subject of (Sexual) | 2 | 3.57 | 3.92 |
| Monster Birth Engages in | 4 | 2.43 | 3.91 |
| Bloody Sex Subject of (Sexual) | 2 | 3.38 | 3.72 |
| Grotesque Holed Nipples Subject of (Sexual) | 2 | 3.37 | 3.70 |
| Inflated Belly Subject of (Sexual) | 5 | 2.04 | 3.65 |
| Urethral Intercourse Subject of (Sexual) | 2 | 3.21 | 3.53 |
| Vaginal Gaping Engages in (Sexual) | 5 | 1.96 | 3.50 |
| Nipple Insertion Subject of (Sexual) | 3 | 2.44 | 3.38 |
| Fisting Engages in (Sexual) | 2 | 3.07 | 3.37 |
| Breast Expansion Subject of | 3 | 2.41 | 3.34 |
| Anal Gaping Engages in (Sexual) | 3 | 2.40 | 3.33 |
| Vaginal + Anal Penetration Subject of (Sexual) | 3 | 2.37 | 3.28 |
| Mindbreak Subject of (Sexual) | 4 | 2.04 | 3.28 |
| Sensual Biting Subject of (Sexual) | 2 | 2.96 | 3.26 |
| Enema Subject of (Sexual) | 4 | 2.00 | 3.23 |
| Non-consensual Sex with Tentacles Engages in (Sexual) | 5 | 1.76 | 3.16 |
| All the Way Through Subject of (Sexual) | 2 | 2.86 | 3.14 |
| Milking (Sexual) Subject of (Sexual) | 3 | 2.21 | 3.07 |
| Sex on Beach Engages in (Sexual) | 3 | 2.19 | 3.04 |
| Scat Engages in (Sexual) | 3 | 2.19 | 3.04 |
| Pissing Subject of (Sexual) | 3 | 2.18 | 3.03 |
| Blowjob on Tentacle Engages in (Sexual) | 2 | 2.72 | 2.99 |
| Gokkun Engages in (Sexual) | 3 | 2.03 | 2.81 |
| Speculum (Sexual) Subject of (Sexual) | 2 | 2.53 | 2.78 |
| Sex with Others Engages in (Sexual) | 3 | 1.99 | 2.76 |
| Childbirth Engages in | 2 | 2.46 | 2.71 |
| Nipple Monster Birth Engages in | 1 | 3.87 | 2.68 |
| Thigh Band Clothes | 2 | 2.44 | 2.68 |
| Foot Insertion Subject of (Sexual) | 1 | 3.75 | 2.60 |
| Nipple Teasing Subject of (Sexual) | 4 | 1.59 | 2.56 |
| Anal Multiple Penetration Subject of (Sexual) | 1 | 3.69 | 2.56 |
| Gang Bang Subject of (Sexual) | 2 | 2.31 | 2.53 |
| Deepthroat Engages in (Sexual) | 3 | 1.81 | 2.52 |
| No-dachi Items | 1 | 3.56 | 2.47 |
| Adult Breast Feeding (obsolete) Engages in (Sexual) | 2 | 2.24 | 2.46 |
| Vaginal + Anal Fisting Subject of (Sexual) | 1 | 3.51 | 2.43 |
| Vaginal Multiple Penetration Subject of (Sexual) | 1 | 3.50 | 2.42 |
| Spit-roast Subject of (Sexual) | 3 | 1.74 | 2.42 |
| Bukkake Subject of (Sexual) | 5 | 1.34 | 2.41 |
| Navel Penetration Subject of (Sexual) | 1 | 3.46 | 2.40 |
| Group Sex of One Female and Several Males Engages in (Sexual) | 3 | 1.72 | 2.39 |
| Milking (Sexual) Engages in (Sexual) | 1 | 3.42 | 2.37 |
| Sex with Monsters Engages in (Sexual) | 2 | 2.14 | 2.35 |
| Pissing Engages in (Sexual) | 4 | 1.46 | 2.35 |
| Crop Top Clothes | 3 | 1.69 | 2.34 |
| Coprophagia Subject of (Sexual) | 1 | 3.35 | 2.32 |
| Unbirthing Subject of (Sexual) | 1 | 3.34 | 2.32 |
| Petplay Subject of (Sexual) | 2 | 2.10 | 2.30 |
| Slave Collar Clothes | 2 | 2.09 | 2.30 |
| Old Type School Swimsuit Clothes | 2 | 2.08 | 2.29 |
| Double Penetration (Group Sex) Subject of (Sexual) | 3 | 1.64 | 2.28 |
| Yamato Nadeshiko Role | 2 | 2.06 | 2.26 |
| Wet and Messy Engages in (Sexual) | 1 | 3.22 | 2.23 |
| Female Ejaculation Engages in (Sexual) | 4 | 1.38 | 2.22 |
| Tsurime Eyes | 4 | 1.38 | 2.22 |
| Lactation Engages in | 3 | 1.59 | 2.21 |
| Trampling Subject of (Sexual) | 1 | 3.13 | 2.17 |
| Scar Body | 2 | 1.97 | 2.16 |
| Human Branding Subject of | 1 | 3.11 | 2.16 |
| Internal Pissing Subject of (Sexual) | 1 | 3.08 | 2.14 |
| Group Sex of Multiple Females and Males Engages in (Sexual) | 2 | 1.94 | 2.13 |
| Stuck in Meatwall Subject of (Sexual) | 1 | 3.07 | 2.13 |
| Pregnant Sex Engages in (Sexual) | 3 | 1.53 | 2.12 |
| Food Gokkun Engages in (Sexual) | 1 | 3.05 | 2.11 |
| Streetwise Personality | 1 | 2.99 | 2.07 |
| Double Handjob Engages in (Sexual) | 2 | 1.88 | 2.06 |
| Sailor School Uniform Clothes | 3 | 1.48 | 2.06 |
| Tailjob Subject of (Sexual) | 1 | 2.96 | 2.05 |
| One-eyed Eyes | 1 | 2.96 | 2.05 |
| Twin Sister Role | 2 | 1.85 | 2.04 |
| Bikini Clothes | 3 | 1.46 | 2.03 |
| Piercing Torture (BDSM) Subject of (Sexual) | 1 | 2.91 | 2.02 |
| Pink Rotor Subject of (Sexual) | 2 | 1.83 | 2.01 |
| Linked Piercings Body | 1 | 2.90 | 2.01 |
| Autobukkake Subject of (Sexual) | 1 | 2.82 | 1.95 |
| Blunt Bangs Hair | 3 | 1.40 | 1.94 |
| Vaginal Fingering Subject of (Sexual) | 5 | 1.08 | 1.93 |
| Hairpin Clothes | 3 | 1.39 | 1.93 |
| Anal Fingering Subject of (Sexual) | 2 | 1.71 | 1.88 |
| Small Breasts Body | 2 | 1.70 | 1.87 |
| Reverse Piledriver Subject of (Sexual) | 1 | 2.65 | 1.84 |
| Adult Breast Feeding (obsolete) Subject of (Sexual) | 1 | 2.63 | 1.82 |
| Lace Garter Belt Stockings Clothes | 1 | 2.63 | 1.82 |
| Public Use (Choukyou or Non-Consensual) Subject of (Sexual) | 1 | 2.59 | 1.80 |
| Vaginal Fingering Engages in (Sexual) | 2 | 1.62 | 1.78 |
| Feet Licking Engages in (Sexual) | 1 | 2.54 | 1.76 |
| Full Sister Role | 2 | 1.57 | 1.73 |
| Rape Subject of (Sexual) | 2 | 1.56 | 1.71 |
| Kemonomimi Hair | 1 | 2.47 | 1.71 |
| Blowbang Engages in (Sexual) | 1 | 2.46 | 1.71 |
| Medium Breasts Body | 2 | 1.55 | 1.70 |
| Non-consensual Erotic Humiliation Subject of (Sexual) | 1 | 2.44 | 1.69 |
| Blowjob Subject of (Sexual) | 2 | 1.53 | 1.68 |
| Energetic Personality | 2 | 1.53 | 1.68 |
| French Kiss Engages in (Sexual) | 2 | 1.52 | 1.67 |
| Choker Clothes | 2 | 1.51 | 1.66 |
| Sex in Front of an Audience Engages in (Sexual) | 2 | 1.51 | 1.66 |
| Non-consensual Porn Acting Subject of (Sexual) | 1 | 2.38 | 1.65 |
| Anal Sex Subject of (Sexual) | 3 | 1.19 | 1.65 |
| Deepthroat Subject of (Sexual) | 1 | 2.36 | 1.64 |
| Piss Drinking Subject of (Sexual) | 1 | 2.36 | 1.64 |
| Wax Play Subject of (Sexual) | 1 | 2.35 | 1.63 |
| Penis Growth Subject of | 1 | 2.33 | 1.62 |
| Incest Engages in (Sexual) | 2 | 1.47 | 1.62 |
| Outdoor Sex Engages in (Sexual) | 3 | 1.16 | 1.60 |
| Vaginal + Anal Object Insertion Subject of (Sexual) | 1 | 2.30 | 1.60 |
| Pissing on Others Engages in (Sexual) | 1 | 2.26 | 1.57 |
| Pantyhose Clothes | 2 | 1.42 | 1.56 |
| Jacket Clothes | 2 | 1.42 | 1.56 |
| Cat Role | 1 | 2.21 | 1.53 |
| Pregnancy Subject of | 2 | 1.40 | 1.53 |
| Torn Pantyhose (damaged) Clothes | 1 | 2.20 | 1.53 |
| Nipple Sucking Subject of (Sexual) | 2 | 1.39 | 1.53 |
| Lesbian Sex Engages in (Sexual) | 2 | 1.38 | 1.52 |
| Body Writing Subject of (Sexual) | 1 | 2.17 | 1.51 |
| Knee-high Socks Clothes | 2 | 1.37 | 1.51 |
| Nipple Piercing Body | 1 | 2.17 | 1.50 |
| Slit Pupils Eyes | 1 | 2.16 | 1.50 |
| Whipping (BDSM) Subject of (Sexual) | 1 | 2.15 | 1.49 |
| Condom Sex Engages in (Sexual) | 1 | 2.15 | 1.49 |
| Tominagi Subject of (Sexual) | 2 | 1.36 | 1.49 |
| Bell (accessory) Clothes | 1 | 2.15 | 1.49 |
| Torn Clothing Clothes | 1 | 2.14 | 1.49 |
| Mary Jane Clothes | 1 | 2.12 | 1.47 |
| Suspension Bondage Subject of (Sexual) | 1 | 2.11 | 1.46 |
| Ahegao Engages in (Sexual) | 2 | 1.33 | 1.46 |
| Honorable Personality | 1 | 2.08 | 1.44 |
| Sex on Toilet Engages in (Sexual) | 1 | 2.06 | 1.43 |
| Nipple Teasing Engages in (Sexual) | 1 | 2.04 | 1.41 |
| Fighting Engages in | 2 | 1.28 | 1.41 |
| Hime Cut Hair | 1 | 2.03 | 1.40 |
| Furry Tail Body | 1 | 2.03 | 1.40 |
| Anal Beads Subject of (Sexual) | 1 | 2.01 | 1.39 |
| Facesitting Engages in (Sexual) | 1 | 2.00 | 1.38 |
| Erotic Spanking Subject of (Sexual) | 1 | 1.96 | 1.36 |
| Friendly Personality | 2 | 1.23 | 1.35 |
| Sidehair Hair | 3 | 0.98 | 1.35 |
| Taciturn Personality | 1 | 1.94 | 1.34 |
| Clumsy Personality | 1 | 1.93 | 1.34 |
| Masturbation in front of an Audience Engages in (Sexual) | 1 | 1.92 | 1.33 |
| One Piece Swimsuit Clothes | 1 | 1.91 | 1.33 |
| Straight Hair | 3 | 0.96 | 1.33 |
| Cunnilingus Subject of (Sexual) | 2 | 1.17 | 1.29 |
| Sexual Blindfold Subject of (Sexual) | 1 | 1.85 | 1.28 |
| Bob Cut Hair | 1 | 1.82 | 1.26 |
| Vaginal Masturbation Engages in (Sexual) | 1 | 1.77 | 1.23 |
| Blowjob Engages in (Sexual) | 4 | 0.76 | 1.22 |
| Missionary Subject of (Sexual) | 2 | 1.11 | 1.22 |
| Necktie Clothes | 2 | 1.11 | 1.22 |
| Twin Boobjob Engages in (Sexual) | 1 | 1.76 | 1.22 |
| Missionary Engages in (Sexual) | 1 | 1.75 | 1.21 |
| Reverse Missionary Subject of (Sexual) | 1 | 1.73 | 1.20 |
| Tareme Eyes | 2 | 1.09 | 1.20 |
| Teal Eyes | 1 | 1.72 | 1.19 |
| Nipple Sucking Engages in (Sexual) | 1 | 1.71 | 1.19 |
| Quickie Fix Subject of (Sexual) | 2 | 1.08 | 1.18 |
| Miniskirt Clothes | 2 | 1.07 | 1.17 |
| Boobjob Engages in (Sexual) | 2 | 1.06 | 1.17 |
| Boots Clothes | 1 | 1.68 | 1.16 |
| Rope Bondage Subject of (Sexual) | 1 | 1.67 | 1.16 |
| Garnet Eyes | 1 | 1.65 | 1.14 |
| Kind Personality | 2 | 1.04 | 1.14 |
| Collar Clothes | 1 | 1.64 | 1.14 |
| Ribbon Hair Accessory Clothes | 1 | 1.64 | 1.14 |
| Shy Personality | 1 | 1.62 | 1.12 |
| Black Hair | 3 | 0.81 | 1.12 |
| Sex in Classroom Engages in (Sexual) | 1 | 1.61 | 1.12 |
| Spiky Bangs Hair | 2 | 1.01 | 1.11 |
| Teen Body | 5 | 0.61 | 1.10 |
| Bondage Sex Subject of (Sexual) | 1 | 1.56 | 1.08 |
| Sex in Water Engages in (Sexual) | 1 | 1.56 | 1.08 |
| Older Sister Role | 1 | 1.55 | 1.08 |
| Orange Hair | 1 | 1.51 | 1.04 |
| Blouse Clothes | 1 | 1.48 | 1.03 |
| Slim Body | 5 | 0.57 | 1.02 |
| Daughter Role | 1 | 1.47 | 1.02 |
| Smart Personality | 1 | 1.47 | 1.02 |
| Doggy Style Subject of (Sexual) | 2 | 0.92 | 1.01 |
| Shoulder-length Hair | 2 | 0.91 | 1.00 |
| Younger Sister Role | 1 | 1.44 | 1.00 |
| Earrings Clothes | 1 | 1.42 | 0.98 |
| V Bangs Hair | 1 | 1.42 | 0.98 |
| Hair Tie Clothes | 1 | 1.41 | 0.98 |
| Skirt Clothes | 1 | 1.33 | 0.92 |
| Red Hair | 1 | 1.32 | 0.92 |
| Belt Clothes | 1 | 1.28 | 0.89 |
| Waist Length+ Hair | 2 | 0.80 | 0.88 |
| Blue Eyes | 2 | 0.80 | 0.88 |
| Childhood Friend Role | 1 | 1.25 | 0.87 |
| Trousers Clothes | 1 | 1.21 | 0.84 |
| Big Breasts Body | 1 | 1.19 | 0.82 |
| Ribbon Hair Tie Clothes | 1 | 1.18 | 0.82 |
| Standing Sex Subject of (Sexual) | 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 |
| Ponytail Hair | 1 | 1.10 | 0.76 |
| Glasses Clothes | 1 | 1.08 | 0.75 |
| Violet Eyes | 1 | 1.04 | 0.72 |
| Thigh-high Stockings Clothes | 1 | 1.03 | 0.72 |
| Amber Eyes | 1 | 1.02 | 0.71 |
| Pale Body | 5 | 0.37 | 0.67 |
| Cowgirl Subject of (Sexual) | 1 | 0.95 | 0.66 |
| Virgin Sex Engages in (Sexual) | 1 | 0.84 | 0.58 |
| High School Student Role | 1 | 0.84 | 0.58 |
| Long Hair | 1 | 0.75 | 0.52 |
| School Uniform Clothes | 1 | 0.74 | 0.51 |
| Brown Hair | 1 | 0.68 | 0.47 |