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Summary

Yuuichi steals his sister's underwear and is using it to masturbate, until one day she catches him red-handed. She decides to keep it a secret from their parents though, and uses it to blackmail her perverted brother. Now he has no choice but to become his little sister's slave.

Mou Yurushite! Shasei Kanri Onee-san
Mou Yurushite! Shasei Kanri Onee-san
NAN%
Tags
  • Female Domination Only
  • Penis Cage
  • Orgasm Denial
  • Manual Prostate Stimulation
  • Shimaidon
Rating 6.3930 Users
Koki Kano ~Ikasete, Kokoa-chan!~
Koki Kano ~Ikasete, Kokoa-chan!~
NAN%
Tags
  • Non-penetrative Sex
  • Single Bodyjob
  • Single Leg Legjob
  • Skull-fucking
  • Bellyjob
Rating 6.9233 Users
Shinkon Seikatsu
Shinkon Seikatsu
NAN%
Tags
  • Birthrate Decline
  • Robot Hero
  • Blood-related Incest
  • Relationship Problems
  • Foolish Villain
Rating 7.0485 Users
Imouto no Peniban de "Higii!" tte Sarechau Otoko no Ko
Imouto no Peniban de "Higii!" tte Sarechau Otoko no Ko
NAN%
Tags
  • Trap Protagonist
  • Protagonist's Sister as a Heroine
  • Brother/Sister Incest
  • Cross-dressing
  • Autofellatio
Rating 4.8425 Users
Siscon -Saiminjutsushi Onii-chan to Namaiki na Imouto-
Siscon -Saiminjutsushi Onii-chan to Namaiki na Imouto-
NAN%
Tags
  • Brother/Sister Incest
  • Chuunibyou Protagonist
  • Only Blood-related Heroines
  • Siscon Protagonist
  • Only Protagonist's Sisters as Heroine(s)
Rating 6.3523 Users
Yankatsu! ~Yandere Futago to Hone no Zui made Icharabu Seikatsu Suru Hibi~
Yankatsu! ~Yandere Futago to Hone no Zui made Icharabu Seikatsu Suru Hibi~
NAN%
Tags
  • Shimaidon with Twins Ending
  • Yandere Heroine
  • Twin Sisters as Heroines
  • Heroine with Eye Covering Hairstyle
  • Shimaidon Ending
Rating 5.8124 Users
Irekawa Onee-chan, Boku no Karada de Onani Shichau no!?
Irekawa Onee-chan, Boku no Karada de Onani Shichau no!?
NAN%
Tags
  • Body Swapping
  • Genderbent Sex
  • Non-blood-related Brother/Sister Incest
  • Incest
  • Protagonist's Sister as a Heroine
Rating 6.4635 Users
Iede Kissa ~Anata no Booth de Kasegasete~
Iede Kissa ~Anata no Booth de Kasegasete~
NAN%
Tags
  • Prostitute Protagonist
  • Runaway Heroine
  • Prostitution
  • Sex Involving Prostitution
  • Cafe
Rating 6.7422 Users
Namaiki Kinpatsu Twinte Bakunyuu Ojou-sama o Mesubuta Atsukai de Haramase Kai Suru Seikatsu
Namaiki Kinpatsu Twinte Bakunyuu Ojou-sama o Mesubuta Atsukai de Haramase Kai Suru Seikatsu
NAN%
Tags
  • Heroine with Slave Tattoo (BDSM)
  • Heroine with Crotchless Clothing
  • Non-consensual Erotic Humiliation
  • Nipple Piercing
  • Sexual Slavery (Choukyou Variation)
Rating 6.3140 Users
Kangoku Hime ~Little Joou-sama no M Otoko Pet-ka Choukyou~
Kangoku Hime ~Little Joou-sama no M Otoko Pet-ka Choukyou~
NAN%
Tags
  • Female Domination Only
  • Prison
  • Reverse Rape
  • Cock and Ball Torture Devices
  • Cock and Ball Torture
Rating 5.7327 Users
Senkou no Rumina Zenpen ~Sennyuu! Sei Alucard Jogakuen~
Senkou no Rumina Zenpen ~Sennyuu! Sei Alucard Jogakuen~
NAN%
Tags
  • Futanari Support Character
  • Futanari on Male
  • All-girls School
  • Bisexual Heroine
  • Reverse Rape
Rating 6.6421 Users
Chou Shiritsu! Onna no Ko-sama Gakuen
Chou Shiritsu! Onna no Ko-sama Gakuen
NAN%
Tags
  • Ballbusting
  • Cock and Ball Torture
  • Reverse Rape
  • Hetare Protagonist
  • Class President Heroine
Rating 6.6228 Users
Boku ga Kanojo no Pet ni Natta Riyuu
Boku ga Kanojo no Pet ni Natta Riyuu
NAN%
Tags
  • Masochist Protagonist
  • Cock and Ball Torture
  • Hospital
  • Urethral Sounding
  • Manual Prostate Stimulation
Rating 6.3022 Users
Do M Otoko Tantei ga Iku 3 Anata no xx, Muite Ageru♪
Do M Otoko Tantei ga Iku 3 Anata no xx, Muite Ageru♪
NAN%
Tags
  • Save Memo Function
  • Heroine with Pre-story Virginity Loss to the Protagonist
  • Dirty Talk
  • Private Detective Protagonist
  • Brief Branches Only
Rating 5.8930 Users
Kangoku Gakuen ~Gakuen Kounin, Chijoku no Kagai Jugyou~
Kangoku Gakuen ~Gakuen Kounin, Chijoku no Kagai Jugyou~
NAN%
Tags
  • Rape by Shota
  • Sexual Slavery
  • Anal Plug Tail
  • Protagonist with Voice Acting
  • Only Bad Endings
Rating 7.0736 Users
Cool de M na Kaichou to Kageki na Ama Icha Kozukuri Gakuen Seikatsu
Cool de M na Kaichou to Kageki na Ama Icha Kozukuri Gakuen Seikatsu
NAN%
Tags
  • Sexual Slavery (Consensual)
  • Masochist Heroine
  • Deredere Heroine
  • Student Council President Heroine
  • Sex with Protagonist Only
Rating 6.2225 Users
Ero-dol ☆
Ero-dol ☆
NAN%
Tags
  • Unavoidable Harem Ending
  • Harem Ending with Theme
  • Japanese Idols
  • Boobs on Glass
  • Idol Heroine
Rating 5.9421 Users
Namaiki!
Namaiki!
NAN%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Non-twin Heroine Sisters
  • Siscon Protagonist
  • Submissive Protagonist
  • Naizuri
Rating 6.6465 Users
Mainichi ga M!
Mainichi ga M!
NAN%
Tags
  • Hetare Protagonist
  • Triple Footjob
  • Masochist Protagonist
  • Protagonist with Health Issues
  • Foreskin Play
Rating 6.7664 Users
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
NAN%
Tags
  • Protagonist as the Only Male
  • Erotic Mind Control
  • Full Chastity Belt
  • Shoejob
  • Kneepit Sex
Rating 6.6822 Users
Succubus no Yuuwaku
Succubus no Yuuwaku
NAN%
Tags
  • Comic Convention
  • Trampling
  • Succubus Heroine
  • Manual Prostate Stimulation
  • Futanari on Male
Rating 6.0822 Users
Okasare Yuusha IV ~ANOTHER STORY~
Okasare Yuusha IV ~ANOTHER STORY~
NAN%
Tags
  • Sex with Monster Girls
  • Monster Girl Heroine
  • Maou Heroine
  • Submissive Protagonist
  • Reverse Rape
Rating 6.2028 Users
Dokusen Saimin "Watashi o Suki ni Shite Ii kara, Ano Ko mo Mechakucha ni Shite!"
Dokusen Saimin "Watashi o Suki ni Shite Ii kara, Ano Ko mo Mechakucha ni Shite!"
NAN%
Tags
  • Transfer Student Heroine
  • Erotic Mind Control
  • Mind Control
  • Legwear Footjob
  • Single Footjob
Rating 6.4724 Users
Imouto no Omocha ni Sarete Shimau Boku
Imouto no Omocha ni Sarete Shimau Boku
NAN%
Tags
  • Mesugaki Heroine
  • Female Domination Only
  • Only Protagonist's Sisters as Heroine(s)
  • Arrogant Heroine
  • Only Younger Heroines
Rating 5.5522 Users
Ijimete Maniac!!
Ijimete Maniac!!
27%
Tags
  • Ballbusting
  • Submissive Protagonist
  • Reverse Rape
  • Female Domination
  • Sexual Devices
Rating 5.9825 Users
Semerare ~Imouto de Kanjiru nante, Onii-chan wa Hentai Nanda ne~
Semerare ~Imouto de Kanjiru nante, Onii-chan wa Hentai Nanda ne~
25%
Tags
  • Submissive Protagonist
  • Blood-related Brother/Sister Incest
  • Sadist Heroine
  • Student-Teacher Romance
  • Female Domination
Rating 5.8038 Users
Do M Otoko Tantei ga Iku 3 Anata no xx, Muite Ageru♪
Do M Otoko Tantei ga Iku 3 Anata no xx, Muite Ageru♪
22%
Tags
  • Save Memo Function
  • Heroine with Pre-story Virginity Loss to the Protagonist
  • Dirty Talk
  • Private Detective Protagonist
  • Brief Branches Only
Rating 5.8930 Users
Boku ga Kanojo no Pet ni Natta Riyuu
Boku ga Kanojo no Pet ni Natta Riyuu
21%
Tags
  • Masochist Protagonist
  • Cock and Ball Torture
  • Hospital
  • Urethral Sounding
  • Manual Prostate Stimulation
Rating 6.3022 Users
Chou Shiritsu! Onna no Ko-sama Gakuen
Chou Shiritsu! Onna no Ko-sama Gakuen
21%
Tags
  • Ballbusting
  • Cock and Ball Torture
  • Reverse Rape
  • Hetare Protagonist
  • Class President Heroine
Rating 6.6228 Users
Kangoku Hime ~Little Joou-sama no M Otoko Pet-ka Choukyou~
Kangoku Hime ~Little Joou-sama no M Otoko Pet-ka Choukyou~
20%
Tags
  • Female Domination Only
  • Prison
  • Reverse Rape
  • Cock and Ball Torture Devices
  • Cock and Ball Torture
Rating 5.7327 Users
Senkou no Rumina Zenpen ~Sennyuu! Sei Alucard Jogakuen~
Senkou no Rumina Zenpen ~Sennyuu! Sei Alucard Jogakuen~
20%
Tags
  • Futanari Support Character
  • Futanari on Male
  • All-girls School
  • Bisexual Heroine
  • Reverse Rape
Rating 6.6421 Users
Iede Kissa ~Anata no Booth de Kasegasete~
Iede Kissa ~Anata no Booth de Kasegasete~
19%
Tags
  • Prostitute Protagonist
  • Runaway Heroine
  • Prostitution
  • Sex Involving Prostitution
  • Cafe
Rating 6.7422 Users
Namaiki Kinpatsu Twinte Bakunyuu Ojou-sama o Mesubuta Atsukai de Haramase Kai Suru Seikatsu
Namaiki Kinpatsu Twinte Bakunyuu Ojou-sama o Mesubuta Atsukai de Haramase Kai Suru Seikatsu
19%
Tags
  • Heroine with Slave Tattoo (BDSM)
  • Heroine with Crotchless Clothing
  • Non-consensual Erotic Humiliation
  • Nipple Piercing
  • Sexual Slavery (Choukyou Variation)
Rating 6.3140 Users
Cool de M na Kaichou to Kageki na Ama Icha Kozukuri Gakuen Seikatsu
Cool de M na Kaichou to Kageki na Ama Icha Kozukuri Gakuen Seikatsu
19%
Tags
  • Sexual Slavery (Consensual)
  • Masochist Heroine
  • Deredere Heroine
  • Student Council President Heroine
  • Sex with Protagonist Only
Rating 6.2225 Users
Namaiki!
Namaiki!
19%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Non-twin Heroine Sisters
  • Siscon Protagonist
  • Submissive Protagonist
  • Naizuri
Rating 6.6465 Users
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
19%
Tags
  • Protagonist as the Only Male
  • Erotic Mind Control
  • Full Chastity Belt
  • Shoejob
  • Kneepit Sex
Rating 6.6822 Users
Okasare Yuusha IV ~ANOTHER STORY~
Okasare Yuusha IV ~ANOTHER STORY~
19%
Tags
  • Sex with Monster Girls
  • Monster Girl Heroine
  • Maou Heroine
  • Submissive Protagonist
  • Reverse Rape
Rating 6.2028 Users
Imouto no Omocha ni Sarete Shimau Boku
Imouto no Omocha ni Sarete Shimau Boku
18%
Tags
  • Mesugaki Heroine
  • Female Domination Only
  • Only Protagonist's Sisters as Heroine(s)
  • Arrogant Heroine
  • Only Younger Heroines
Rating 5.5522 Users
Konchuu Kansatsu Shuu
Konchuu Kansatsu Shuu
18%
Tags
  • Insects
  • Sex with Insects
  • Part-time Job
  • Nipple Insertion
  • Pragmatic Protagonist
Rating 6.2832 Users
Emuria! ~Ore ga Do M ni Natta no wa Dou Kangaete mo Omaera ga Warui~
Emuria! ~Ore ga Do M ni Natta no wa Dou Kangaete mo Omaera ga Warui~
18%
Tags
  • Masochist Protagonist
  • Single Legjob
  • Footjob
  • Non-blood-related Brother/Sister Incest
  • Haraguro Heroine
Rating 6.7245 Users
Kenja no Okuri Imouto
Kenja no Okuri Imouto
18%
Tags
  • Blood-related Incest
  • Only Protagonist's Sisters as Heroine(s)
  • Non-twin Heroine Sisters
  • Buttjob
  • Siscon Protagonist
Rating 6.9170 Users
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
18%
Tags
  • Cock and Ball Torture
  • Heroine with Latex
  • Masochist Protagonist
  • Masochist Support Character
  • Sadist Heroine
Rating 6.5536 Users
Kyonyuu Shoujo no Ero Pet
Kyonyuu Shoujo no Ero Pet
18%
Tags
  • Food Play
  • Oppai Loli Heroine
  • Excessive Semen
  • Petplay
  • Anilingus
Rating 5.9920 Users
Tsun M! ~Gyutto Shibatte Shidoushite~
Tsun M! ~Gyutto Shibatte Shidoushite~
18%
Tags
  • Heroine with Inverted Nipples
  • Heroine with Tan Lines
  • Masochist Heroine
  • Heroine with Swimsuits
  • Tsundere Heroine
Rating 6.6422 Users
Wafuu Seiso na Kurokami JK wa Do Hentai no Futanari Do Mazo ~Binkan Kyokon Chinpo wa Nani o Sarete mo Shasei Shichau~
Wafuu Seiso na Kurokami JK wa Do Hentai no Futanari Do Mazo ~Binkan Kyokon Chinpo wa Nani o Sarete mo Shasei Shichau~
17%
Tags
  • Male on Futanari
  • Futanari Protagonist
  • Masochist Protagonist
  • Ballbusting
  • Protagonist with Phimosis
Rating 6.1022 Users
Okasare Hero ~Minna ga Boku no Seieki o Neratteru...!?~
Okasare Hero ~Minna ga Boku no Seieki o Neratteru...!?~
17%
Tags
  • Monster Girl Support Character
  • Sex with Monster Girls
  • Rape on Defeat
  • Tailjob
  • Monster Girl Heroine
Rating 6.6742 Users
Jukuatsu
Jukuatsu
17%
Tags
  • Female Domination Only
  • Masochist Protagonist
  • Dominatrix Heroine
  • Sadist Heroine
  • Erotic Mummification
Rating 7.2663 Users
Yanda Watashi ni Okusuri Choudai ♪
Yanda Watashi ni Okusuri Choudai ♪
17%
Tags
  • Protagonist's Sister as a Heroine
  • Yandere Heroine
  • Non-blood-related Brother/Sister Incest
  • Protagonist's Younger Sister as a Heroine
  • Protagonist's Non-blood-related Sister as a Heroine
Rating 6.6520 Users

Onii-chan, Watashi Mitai na Manaita Hinnyuu no Imouto ni Ashikoki Sarete Kanjichaun Da. Hentai Da ne. Dohentai★ 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 (53 total)

NameScoreImportanceWeight
Female Domination Only3.002.607.79
Heroine with Flat Chest (Non-Loli)3.002.206.61
Heroine with Gothic Look3.002.206.60
Sadist Heroine2.672.225.92
Clothed Female Naked Male2.002.274.54
Naizuri2.002.254.50
Nameable Heroine(s)2.002.234.46
Domicile2.202.034.46
Only Blood-related Heroines2.002.094.18
Female Domination2.881.444.16
Siscon Protagonist2.002.054.11
Only Protagonist's Sisters as Heroine(s)2.002.004.01
Submissive Protagonist1.752.284.00
Blood-related Brother/Sister Incest2.621.503.92
Only Younger Heroines2.001.953.90
Perverted Protagonist2.251.653.71
Sexual Slavery2.251.643.70
Blackmail2.001.763.53
Few Choices2.601.323.44
Legwear Footjob2.001.643.27
Only a Single Heroine3.000.992.96
Kuudere Heroine1.671.702.84
Heroine with Zettai Ryouiki2.001.412.81
Under the Same Roof2.201.282.81
One True End2.001.382.76
Single Footjob2.001.382.75
Vaginal Masturbation2.001.362.72
Sexual Devices1.501.762.64
Slavery1.002.562.56
Single Handjob2.001.242.49
High School Student Protagonist2.001.212.41
Modern Day Japan1.671.332.22
Sounds of Copulation1.671.302.17
Protagonist's Blood-related Sister as a Heroine1.101.972.16
Colored Name-tags1.751.212.12
Nameable Protagonist2.000.911.82
Nukige2.330.661.53
Intercrural Sex1.001.351.35
Bondage1.201.121.34
Student Heroine1.331.011.34
Vibrators1.001.161.16
Bad Endings with Story0.751.401.05
Missionary Position1.000.950.95
Cunnilingus1.000.940.94
Multiple Endings1.400.670.94
Male Protagonist2.000.300.61
Footjob0.271.910.52
Boobjob0.331.350.44
Urination Fetish0.251.680.42
ADV2.500.150.37
Handjob0.201.530.31
1.670.000.00
1.000.000.00

Traits (53 total)

NameCharactersImportanceWeight
Defloration by an Object Engages in (Sexual)13.592.49
Onahole Subject of (Sexual)12.841.97
Naizuri Engages in (Sexual)12.581.79
Bondage Engages in12.571.78
Blindfold Clothes12.551.77
Legwear Footjob Engages in (Sexual)12.401.67
Sister Complex Personality12.371.65
Kuudere Personality12.351.63
Facesitting Subject of (Sexual)12.341.62
Incest Engages in (Sexual)21.471.61
Intercrural Sex Subject of (Sexual)12.271.58
Masturbation Engages in (Sexual)21.401.54
Blackmail Engages in12.211.53
Footjob Subject of (Sexual)12.171.51
Sexual Sadism Engages in (Sexual)12.161.50
Sexual Dominant Role12.161.49
Gothic Clothes12.161.49
Sexual Submissive Role12.151.49
Mouth Gag Subject of (Sexual)12.141.48
Blackmail Subject of12.121.47
Small Breast Sizes Body12.071.43
Hime Cut Hair12.031.41
Butterfly Engages in (Sexual)12.021.40
Cold-hearted Personality11.961.36
Facesitting Engages in (Sexual)11.961.36
Full Brother Role11.951.35
Intercrural Sex Engages in (Sexual)11.831.27
Bra Clothes11.821.26
Vaginal/Anal Sexual Toys Subject of (Sexual)11.781.23
Handjob Subject of (Sexual)11.751.21
Footjob Engages in (Sexual)11.721.19
Panties Clothes11.691.17
Ribbon Hair Accessory Clothes11.671.16
Pervert Personality11.611.12
Full Sister Role11.551.08
Blunt Bangs Hair11.390.97
Ribbon Tie Clothes11.260.87
Dress Clothes11.260.87
Violet Hair11.200.83
Butterfly Subject of (Sexual)11.170.81
Handjob Engages in (Sexual)11.150.80
Tareme Eyes11.110.77
Violet Eyes11.050.73
Thigh-high Stockings Clothes11.050.73
Teen Body20.620.69
Straight Hair10.940.65
Shoulder-length Hair10.920.64
Slim Body20.570.63
High School Student Role10.870.60
Virgin Sex Engages in (Sexual)10.860.59
Waist Length+ Hair10.820.57
Brown Hair10.690.48
Pale Body10.370.25