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Summary

The day after the protagonist was bullied by a dominant classmate, he finds that suddenly his testicles and penis have grown to enormous proportions! He rushes to the the infirmary, where he is told they will need a sample of semen. However, he ends up ejaculating an unbelievable amount. When the nurse sees this, she tells him: "Why don't you take revenge on the girls who bullied you with your new toy?" [From DLsite English]

Demiparadoxia ∞ Hookerstic - Nanka Hen
Demiparadoxia ∞ Hookerstic - Nanka Hen
NAN%
Tags
  • Prostitute Heroine
  • Pubic Hair Option
  • Hotel
  • Customization
  • Sex Involving Prostitution
Rating 6.1828 Users
Lilith-Izm06 ~Digi Anime with Lily & Lilia Gaiden~
Lilith-Izm06 ~Digi Anime with Lily & Lilia Gaiden~
NAN%
Tags
  • Heroine with Bodystocking
  • Heroine with Slave Tattoo (BDSM)
  • Gaping
  • Anthology
  • Internal Exhibition of Sex
Rating 6.2543 Users
Fukushuu no Honoo wa Ingoku no Yami ni Moe -Gokuaku Onna ni Net Koukai de Seisai o-
Fukushuu no Honoo wa Ingoku no Yami ni Moe -Gokuaku Onna ni Net Koukai de Seisai o-
NAN%
Tags
  • Sexual Slavery (Choukyou Variation)
  • Revenge
  • Clothing Damage
  • Bondage
  • Vaginal Multiple Objects Insertion
Rating 6.1022 Users
Tanezuke Bokujou Gakuen ~Gakuen Marugoto Goshujin-sama no Kachiku Buhi ♪ Yaritai Houdai Haramase Shiikushite Kudasai!~
Tanezuke Bokujou Gakuen ~Gakuen Marugoto Goshujin-sama no Kachiku Buhi ♪ Yaritai Houdai Haramase Shiikushite Kudasai!~
NAN%
Tags
  • Human Cattle
  • Pig Cosplay
  • Birthrate Decline
  • Stockings
  • Unnamed Protagonist
Rating 6.6040 Users
Momojiri Taiiku Onna Kyoushi
Momojiri Taiiku Onna Kyoushi
NAN%
Tags
  • Heroine with Tights
  • P.E. Teacher Heroine
  • Braless Heroine
  • Unavoidable Heroine Rape by the Protagonist
  • Lots of Event CGs
Rating 6.2020 Users
Taimanin Asagi Gaiden ~Chaos Arena Hen~
Taimanin Asagi Gaiden ~Chaos Arena Hen~
NAN%
Tags
  • Arena
  • Ninja Protagonist
  • Heroine with Catsuit
  • Unavoidable Protagonist Rape
  • Kunoichi Heroine
Rating 5.91352 Users
Taimanin Murasaki ~Kunoichi Kugutsu Dorei ni Otsu~
Taimanin Murasaki ~Kunoichi Kugutsu Dorei ni Otsu~
NAN%
Tags
  • Gaping
  • Heroine with Catsuit
  • Kunoichi Heroine
  • Mad Scientist Support Character
  • Unavoidable Heroine Rape
Rating 6.98339 Users
Sengoku Makan
Sengoku Makan
NAN%
Tags
  • Sengoku Period
  • Onna Bugeisha Heroine
  • Protagonist Based on Real Person
  • Heroine Based on Real Person
  • Strong Female Protagonist
Rating 6.0229 Users
Jiyuujizai ni Ero Saimin ~DameDame no Ore demo Bishoujo Taimashi to Yarimakuri!~
Jiyuujizai ni Ero Saimin ~DameDame no Ore demo Bishoujo Taimashi to Yarimakuri!~
NAN%
Tags
  • Possession
  • Extremely (un)Lucky Protagonist
  • Occult Club
  • Save Memo Function
  • Student Club Member Protagonist
Rating 5.8425 Users
Himekishi Lilia ~Mashoku no Oujou ni Otsu~
Himekishi Lilia ~Mashoku no Oujou ni Otsu~
NAN%
Tags
  • Madam Heroine
  • Sexual Slavery (Non-consensual)
  • Medieval Fantasy
  • Heroine with Armor
  • High Amounts of Rape
Rating 6.4765 Users
Seiso na JK ni Biyaku Mamire no Chi*po o Soku Hame Shitara Ore no Seieki Benki ni Natta!
Seiso na JK ni Biyaku Mamire no Chi*po o Soku Hame Shitara Ore no Seieki Benki ni Natta!
NAN%
Tags
  • Sex Involving Drugs
  • Excessive Semen
  • Protagonist's Cousin as a Heroine
  • Tribadism on Penis
  • Unavoidable Heroine Rape
Rating 6.3521 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
NAN%
Tags
  • Medieval Fantasy
  • Brother/Sister Incest
  • Body Swapping
  • Gaping
  • Incest
Rating 6.0823 Users
Mahou Shoujo Subaru
Mahou Shoujo Subaru
NAN%
Tags
  • Auto-Boobjob
  • Mahou Shoujo Heroine
  • Heroine with Leotard
  • Consensual Sex Involving Slime Monsters
  • Futanari on Futanari
Rating 6.1522 Users
Lilith-Izm07 ~Ore no Pet Hen~
Lilith-Izm07 ~Ore no Pet Hen~
NAN%
Tags
  • Yuki-onna Heroine
  • All the Way Through
  • BDSM
  • Anthology
  • Mahou Shoujo Heroine
Rating 6.3324 Users
Mondou Muyou! Tanezuke Kyokashou ~Rettou Idenshi no Ore demo Kokka Kenryoku de Naka Dashi Houdai~
Mondou Muyou! Tanezuke Kyokashou ~Rettou Idenshi no Ore demo Kokka Kenryoku de Naka Dashi Houdai~
NAN%
Tags
  • Sex License
  • Kendo Club
  • Sex Under the Necessity
  • Pregnancy
  • School Sports Club Member Heroine
Rating 6.7323 Users
Nantai Prima Onna Kyoushi
Nantai Prima Onna Kyoushi
NAN%
Tags
  • Bisexual Heroine
  • Autocunnilingus
  • Big Breast Sizes Heroine
  • Sexual Devices
  • Sex at School
Rating 6.5822 Users
Lilith-Izm01 ~Fera Hen~
Lilith-Izm01 ~Fera Hen~
NAN%
Tags
  • Anthology
  • Half-Japanese Heroine
  • Blowjob
  • Deepthroat
  • Big Breast Sizes Heroine
Rating 5.8027 Users
Discipline LS
Discipline LS
NAN%
Tags
  • Early Sexual Content
  • Nympho Heroine
  • Only Non-Virgin Heroines
  • Facesitting
  • School
Rating 6.1752 Users
Ookami Shoujo Reona -Yasei Houkai Hakuchi Kyouiku-
Ookami Shoujo Reona -Yasei Houkai Hakuchi Kyouiku-
NAN%
Tags
  • Rapist Protagonist
  • Internal Exhibition of Sex
  • Central Heroine
  • Sexual Devices
  • Object Insertion
Rating 6.6620 Users
Love Fetish ~Ashi Fetish Ashikoki Hen~
Love Fetish ~Ashi Fetish Ashikoki Hen~
NAN%
Tags
  • Feet Licking
  • Flat Tints Only
  • Footjob
  • Legwear Footjob
  • Modern Day
Rating 7.1224 Users
Bakunyuu Hoken Onna Kyoushi
Bakunyuu Hoken Onna Kyoushi
NAN%
Tags
  • School Nurse Heroine
  • Clothed Male Naked Female
  • Bisexual Heroine
  • Teacher Heroine
  • Promiscuous Heroine
Rating 6.5933 Users
Koukaku no Ai ~Senzai Ishiki e no Mesubuta Kokuin~
Koukaku no Ai ~Senzai Ishiki e no Mesubuta Kokuin~
NAN%
Tags
  • Heroine with Catsuit
  • Nanomachines
  • High-Tech Sex Engine
  • Torture Chamber
  • Future Tokyo
Rating 7.07151 Users
Lilith-Izm03 ~If Story Hen~
Lilith-Izm03 ~If Story Hen~
NAN%
Tags
  • Officer Heroine
  • Gaping
  • Pantyjob
  • Anthology
  • Unavoidable Heroine Rape
Rating 6.3781 Users
Maou to Seijo ~Norowareshi Injoku no Rinne~
Maou to Seijo ~Norowareshi Injoku no Rinne~
39%
Tags
  • Maou Protagonist
  • Christian Mythology
  • Blowbang
  • Internal Exhibition of Sex
  • No "Keep Voice on Click" Option
Rating 6.4621 Users
Chocolate Princess! ~Ingoku no!? Homestay~
Chocolate Princess! ~Ingoku no!? Homestay~
31%
Tags
  • Huge Insertion
  • Mermaid Heroine
  • Gaping
  • Inflation
  • Heroine with Visible Panties
Rating 6.9427 Users
Lilith-Izm07 ~Ore no Pet Hen~
Lilith-Izm07 ~Ore no Pet Hen~
26%
Tags
  • Yuki-onna Heroine
  • All the Way Through
  • BDSM
  • Anthology
  • Mahou Shoujo Heroine
Rating 6.3324 Users
Mahou Shoujo Subaru
Mahou Shoujo Subaru
26%
Tags
  • Auto-Boobjob
  • Mahou Shoujo Heroine
  • Heroine with Leotard
  • Consensual Sex Involving Slime Monsters
  • Futanari on Futanari
Rating 6.1522 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
26%
Tags
  • Medieval Fantasy
  • Brother/Sister Incest
  • Body Swapping
  • Gaping
  • Incest
Rating 6.0823 Users
Himekishi Lilia ~Mashoku no Oujou ni Otsu~
Himekishi Lilia ~Mashoku no Oujou ni Otsu~
24%
Tags
  • Madam Heroine
  • Sexual Slavery (Non-consensual)
  • Medieval Fantasy
  • Heroine with Armor
  • High Amounts of Rape
Rating 6.4765 Users
Seiso na JK ni Biyaku Mamire no Chi*po o Soku Hame Shitara Ore no Seieki Benki ni Natta!
Seiso na JK ni Biyaku Mamire no Chi*po o Soku Hame Shitara Ore no Seieki Benki ni Natta!
23%
Tags
  • Sex Involving Drugs
  • Excessive Semen
  • Protagonist's Cousin as a Heroine
  • Tribadism on Penis
  • Unavoidable Heroine Rape
Rating 6.3521 Users
Sengoku Makan
Sengoku Makan
23%
Tags
  • Sengoku Period
  • Onna Bugeisha Heroine
  • Protagonist Based on Real Person
  • Heroine Based on Real Person
  • Strong Female Protagonist
Rating 6.0229 Users
Jiyuujizai ni Ero Saimin ~DameDame no Ore demo Bishoujo Taimashi to Yarimakuri!~
Jiyuujizai ni Ero Saimin ~DameDame no Ore demo Bishoujo Taimashi to Yarimakuri!~
23%
Tags
  • Possession
  • Extremely (un)Lucky Protagonist
  • Occult Club
  • Save Memo Function
  • Student Club Member Protagonist
Rating 5.8425 Users
Nantai Prima Onna Kyoushi
Nantai Prima Onna Kyoushi
22%
Tags
  • Bisexual Heroine
  • Autocunnilingus
  • Big Breast Sizes Heroine
  • Sexual Devices
  • Sex at School
Rating 6.5822 Users
Ookami Shoujo Reona -Yasei Houkai Hakuchi Kyouiku-
Ookami Shoujo Reona -Yasei Houkai Hakuchi Kyouiku-
20%
Tags
  • Rapist Protagonist
  • Internal Exhibition of Sex
  • Central Heroine
  • Sexual Devices
  • Object Insertion
Rating 6.6620 Users
Bakunyuu Hoken Onna Kyoushi
Bakunyuu Hoken Onna Kyoushi
20%
Tags
  • School Nurse Heroine
  • Clothed Male Naked Female
  • Bisexual Heroine
  • Teacher Heroine
  • Promiscuous Heroine
Rating 6.5933 Users
Lilith-Izm03 ~If Story Hen~
Lilith-Izm03 ~If Story Hen~
20%
Tags
  • Officer Heroine
  • Gaping
  • Pantyjob
  • Anthology
  • Unavoidable Heroine Rape
Rating 6.3781 Users
Love Fetish ~Paizuri Hen~
Love Fetish ~Paizuri Hen~
20%
Tags
  • Flat Tints Only
  • Reverse Trap Heroine
  • Naizuri
  • Small Breast Sizes Heroine (Non-Loli)
  • Single Boobjob
Rating 6.8020 Users
Dai Gyakuten! Mujintou wa Rape Paradise
Dai Gyakuten! Mujintou wa Rape Paradise
20%
Tags
  • Stranded
  • 100% Completion Bonus
  • Completion Status Indicator
  • Sexual Slavery (Choukyou Variation)
  • Island
Rating 6.4127 Users
Lilith-Izm08 ~Nobushito Black Izm~
Lilith-Izm08 ~Nobushito Black Izm~
19%
Tags
  • Unavoidable Heroine Rape
  • Kunoichi Heroine
  • Hetare Protagonist
  • Heroine with Tattoo
  • Small Breast Sizes Heroine (Non-Loli)
Rating 6.9636 Users
Ore no Saimin Fantasia ~Ero Saimin de Ikusa Megami kara Maou made Hame Houdai!!~
Ore no Saimin Fantasia ~Ero Saimin de Ikusa Megami kara Maou made Hame Houdai!!~
19%
Tags
  • Erotic Mind Control
  • Maou Heroine
  • Deities
  • Protagonist from a Different World
  • Demon Heroine
Rating 6.7133 Users
Ryoubo -Maternity Insult-
Ryoubo -Maternity Insult-
19%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Body Piercing
  • Heroine With Kansai Accent
  • Pregnancy
Rating 6.8036 Users
Mahou Shoujo Fairy Knights
Mahou Shoujo Fairy Knights
19%
Tags
  • Single Hole Multiple Penetration (obsolete)
  • Mahou Shoujo Heroine
  • Gaping
  • Single Hole Multiple Tentacle Penetration (obsolete)
  • Remote-controlled Vibrator
Rating 6.5039 Users
Saimin, Suki Desu yo ne? ~Idol Datte Hatsujou Sasemasu~
Saimin, Suki Desu yo ne? ~Idol Datte Hatsujou Sasemasu~
19%
Tags
  • Flat Tints Only
  • Mind Control
  • Clothed Female Naked Male
  • Vaginal Gaping
  • Erotic Mind Control
Rating 6.1120 Users
Kyokon de Tanezuke Bokujou ni Naru Machi ~Meimon Oyako-tachi o Katappashi Kara Harama Seifuku! Machinaka no Mesuana ga Ore no Kachiku ni Naritagaru!~
Kyokon de Tanezuke Bokujou ni Naru Machi ~Meimon Oyako-tachi o Katappashi Kara Harama Seifuku! Machinaka no Mesuana ga Ore no Kachiku ni Naritagaru!~
19%
Tags
  • Human Cattle
  • Linked Piercings
  • Heroine with Slave Tattoo (BDSM)
  • Stuck-in-Wall Sex
  • Cum on Food
Rating 6.3841 Users
Hangyaku no Beretta ~Ingoku ni Ochiru Senshi~
Hangyaku no Beretta ~Ingoku ni Ochiru Senshi~
19%
Tags
  • Heroine with Bodystocking
  • Heroine with Leotard
  • Future Japan
  • Post Apocalyptic Earth
  • No "Keep Voice on Click" Option
Rating 6.1926 Users
Nyotai Kyouran -Haze Otome-
Nyotai Kyouran -Haze Otome-
19%
Tags
  • Multiple Penises
  • Grotesque Nipples
  • Autopenetration
  • Grotesque Body Modification
  • Foreskin Play
Rating 6.4237 Users

Seieki Tairyou Chuunyuu! ~Ore no Kodane wa Biyaku Iri~ 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.

Tags (36 total)

NameScoreImportanceWeight
Inflation3.001.765.28
Excessive Semen3.001.654.96
Unavoidable Heroine Rape by the Protagonist2.002.354.70
Medical Doctor Heroine2.002.114.23
Huge Insertion2.001.853.71
Revenge2.001.703.40
Ahegao2.501.253.12
Pregnancy2.001.533.05
Teacher Heroine2.001.372.74
Body Fluid Tube1.002.652.65
Single Handjob2.001.242.49
High School2.001.222.44
Autobukkake1.002.432.43
Anal Sex2.001.132.26
Sex with Protagonist Only2.001.132.26
Sex in Public Places2.001.092.18
Naked Sprites2.001.052.11
Vaginal Gaping1.002.112.11
Group Sex of Several Females1.002.002.00
Group Sex of One Male and Several Females2.000.921.83
Sex on Toilet1.001.741.74
High School Student Heroine2.000.851.69
Heroine with Big Breasts2.000.841.67
Facesitting1.001.651.65
Anal Fingering1.001.481.48
Nukige2.000.651.30
Female Ejaculation1.001.271.27
Vaginal Fingering1.001.251.25
Bukkake1.001.201.20
Lesbian Sex1.001.151.15
Sixty-nine1.001.071.07
Standing Sex1.001.061.06
Single Blowjob1.000.950.95
Cowgirl1.000.840.84
Doggy Style1.000.810.81
ADV2.000.140.29

Traits (72 total)

NameCharactersImportanceWeight
Group Sex of Several Females Engages in (Sexual)42.283.68
Inflated Belly Subject of (Sexual)42.043.29
Gas Mask Clothes13.332.31
Lesbian Sex Engages in (Sexual)41.382.22
Ringlet Hair22.002.20
Rape Subject of (Sexual)31.572.17
Ahegao Engages in (Sexual)41.322.13
Latex Gloves Clothes13.002.08
Body Fluid Tube Subject of (Sexual)12.972.06
Ballerina Shoes Clothes12.932.03
Sex in Public Places Engages in (Sexual)41.262.03
Reverse Spitroast Subject of (Sexual)21.842.02
Blazer Clothes21.832.01
Uwabaki Clothes12.871.99
Group Sex of One Male and Several Females Engages in (Sexual)41.171.88
Idealist Personality12.701.87
Bukkake Subject of (Sexual)31.351.87
Handjob Engages in (Sexual)41.161.86
Vaginal Fingering Engages in (Sexual)21.611.77
Medium Breasts Body21.511.66
Pantyhose Clothes21.431.57
Bullying Engages in12.251.56
Masturbation Engages in (Sexual)21.401.54
Ambitious Personality12.211.53
Medical Doctor Role12.081.44
Curtained Hair21.301.43
Sex on Toilet Engages in (Sexual)12.031.41
Facesitting Engages in (Sexual)11.971.37
Vaginal Gaping Engages in (Sexual)11.951.35
Cravat Clothes11.911.33
Violet Hair21.201.32
Anal Sex Subject of (Sexual)21.191.31
Standing Sex Subject of (Sexual)21.181.29
Butterfly Subject of (Sexual)21.171.29
Doggy Style Subject of (Sexual)30.921.28
String Ribbon Tie Clothes11.821.26
Lab Coat Clothes11.791.24
Big Breasts Body21.131.24
Skirt Suit Clothes11.741.21
Anal Fingering Subject of (Sexual)11.711.19
Cyan Eyes11.671.15
Mole Body11.581.09
Teacher Role11.561.08
Sidehair Hair20.981.08
Blowjob Engages in (Sexual)30.761.06
Cowgirl Subject of (Sexual)20.951.05
V Bangs Hair11.410.98
Hairpin Clothes11.400.97
Bathroom Sex Engages in (Sexual)11.390.96
High School Student Role20.850.94
Sixty-nine Engages in (Sexual)11.260.87
Parted in Middle Hair11.250.87
Young-adult Body20.760.83
School Uniform Clothes20.760.83
Long Hair20.750.82
Trousers Clothes11.190.82
Shirt Clothes11.160.80
Necktie Clothes11.120.77
Ponytail Hair11.100.76
Sitting Sex Subject of (Sexual)11.060.74
Parted to Side Hair11.050.73
Violet Eyes11.050.73
Thigh-high Stockings Clothes11.040.72
Amber Eyes11.030.72
Green Eyes11.020.71
Spiky Bangs Hair11.000.69
Teen Body20.620.68
Shoulder-length Hair10.920.64
Blond Hair10.890.62
Pale Body30.370.51
Brown Hair10.680.47
Short Hair10.610.42