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Summary

Shintarou has a older sister, Minaki, she is gentle, smart, and pretty. She is the most popular girl at the school they both attend. However, that is only the face Minaki shows at school, at home she enjoys teasing Shintarou a lot. One day while Shintarou is watching a S&M Adult Video he received from a friend, he is caught by Minaki. So you like this kind of thing Shintarou-chan, Onee-chan will make you feel good, says Minaki. Shintarou learns firsthand that his beloved Onee-chan enjoys doing more than just teasing. She is a complete S.

Ai Suru Tsuma, Nagisa no Uwaki Kokuhaku Okuyukashii Tsuma no Karada ga, Aitsu no Geki Piston de Torokete Ita Shinjitsu
Ai Suru Tsuma, Nagisa no Uwaki Kokuhaku Okuyukashii Tsuma no Karada ga, Aitsu no Geki Piston de Torokete Ita Shinjitsu
NAN%
Tags
  • Glasses Option
  • Unavoidable Netorare
  • Netorare Type A
  • Married Heroine
  • Kissing Scene
Rating 6.7128 Users
Shiritsu Netori Gakuin 2 -Zoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
Shiritsu Netori Gakuin 2 -Zoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
NAN%
Tags
  • Swinging
  • Hero(ine) Selection
  • Netori
  • Chubby Protagonist
  • Unavoidable Heroine Rape
Rating 6.5459 Users
Sexless - Jimi Tsuma ga Furin ni Hashitta Riyuu
Sexless - Jimi Tsuma ga Furin ni Hashitta Riyuu
NAN%
Tags
  • Bad True End
  • Unavoidable Netorare
  • Mirror Sex
  • Voiced Thoughts
  • Discreet Phone Sex
Rating 5.9631 Users
Sex Chuudoku ~Ano Ko ga Seido ni Naru made~
Sex Chuudoku ~Ano Ko ga Seido ni Naru made~
NAN%
Tags
  • Sex Involving Drugs
  • Rapist Protagonist
  • Sounds of Copulation
  • Villainous Protagonist
  • Rape with Blackmail
Rating 6.4423 Users
Kuro Gyaru Bitch ni Shasei Kanri Saremashita? ~Aashi ni Ironna Kakkou Sasete Koufun Suru toka Kimoin Desu kedo~
Kuro Gyaru Bitch ni Shasei Kanri Saremashita? ~Aashi ni Ironna Kakkou Sasete Koufun Suru toka Kimoin Desu kedo~
NAN%
Tags
  • Bimbofication
  • Gyaru Heroine
  • Handjob
  • Dark Skinned Heroine
  • Background Moans
Rating 6.6222 Users
JK Bitch Sannin Musume! Tokunou Hame Pako Diary 2
JK Bitch Sannin Musume! Tokunou Hame Pako Diary 2
NAN%
Tags
  • Gyaru Heroine
  • Promiscuous Heroine
  • Sex on a Roof
  • Onsen
  • Beach
Rating 6.8439 Users
Erotica Yuuwaku Kenshuu Hajimaru yo~ Shigoichau Kara Kakugo Nasai!
Erotica Yuuwaku Kenshuu Hajimaru yo~ Shigoichau Kara Kakugo Nasai!
NAN%
Tags
  • Group (4+) Footjob
  • Group (4+) Boobjob
  • Foreskin Play
  • Submissive Protagonist
  • Twin Buttjob
Rating 7.2262 Users
Sei Gyaku Rape Gakuen ~Ore no Seieki o Nekosogi Shibori Tsukusu Onna-tachi~
Sei Gyaku Rape Gakuen ~Ore no Seieki o Nekosogi Shibori Tsukusu Onna-tachi~
NAN%
Tags
  • Reverse Rape
  • Female Domination
  • All-girls School
  • Balls Sucking
  • Unlockable Harem Ending
Rating 6.4654 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
Hametoku ★ Orikou JK Pet Hazuki & Ayane ~Gakkou de Seishun!~
Hametoku ★ Orikou JK Pet Hazuki & Ayane ~Gakkou de Seishun!~
NAN%
Tags
  • Student Club President Protagonist
  • Big Breast Sizes Protagonist
  • Swimming Club
  • Third-person Narrative
  • Blowbang
Rating 6.5334 Users
Uwaki Biyori -Datte Kareshi to Suru yori Kimochi Iin da Mon-
Uwaki Biyori -Datte Kareshi to Suru yori Kimochi Iin da Mon-
NAN%
Tags
  • Unavoidable Netorare
  • Nympho Protagonist
  • Promiscuity
  • Mirror Sex
  • Netorare Type A
Rating 6.1435 Users
Shiritsu Netori Gakuin 3 -Zokuzoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
Shiritsu Netori Gakuin 3 -Zokuzoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
NAN%
Tags
  • Discreet Phone Sex
  • Netori
  • Foreigner Heroine
  • Colored Texts
  • More Than Seven Heroines
Rating 6.5221 Users
Shin
Shin'yuu ni Kodane o Sosogareru Ore no Tsuma ~Watashi, Ano Hito o Erabimasu...~
NAN%
Tags
  • Protagonist's Girlfriend as a Heroine
  • Illness
  • Netorase
  • Friendship
  • Protagonist in Relationship
Rating 5.7750 Users
Hametoku ★ Orikou JK Pet Ayane & Yuuna ~Gakkou de Seishun!~
Hametoku ★ Orikou JK Pet Ayane & Yuuna ~Gakkou de Seishun!~
NAN%
Tags
  • Blackmail
  • Adult Breast Sucking
  • Sex at School
  • Internal Exhibition of Sex
  • Masturbation
Rating 6.5025 Users
Gyaruzuma Anri no Netorase Play ~Hoka no Otoko no Mono o Kuwae, Tanoshisou ni Houkoku o Suru Ore no Tsuma~
Gyaruzuma Anri no Netorase Play ~Hoka no Otoko no Mono o Kuwae, Tanoshisou ni Houkoku o Suru Ore no Tsuma~
NAN%
Tags
  • Netorase
  • Protagonist's Wife as a Heroine
  • Gyaru Heroine
  • Only Non-Virgin Heroines
  • Heroine Having Sex with Others
Rating 6.62142 Users
Kurokami Seiso-chan Monogatari -Kareshi ja Nai Hito de Iki Kurutte Ecchi Daisuki ni Natte Shimau Joshikousei-
Kurokami Seiso-chan Monogatari -Kareshi ja Nai Hito de Iki Kurutte Ecchi Daisuki ni Natte Shimau Joshikousei-
NAN%
Tags
  • Nympho Protagonist
  • Love Hotel
  • Colored Texts
  • Threesome
  • Infidelity
Rating 6.5134 Users
Hirusagari no Danchizuma 3 ~Otto ni wa Ienai Himitsu no Houmon Hanbai~
Hirusagari no Danchizuma 3 ~Otto ni wa Ienai Himitsu no Houmon Hanbai~
NAN%
Tags
  • Netori
  • Highly Animated Sprites
  • Sexual Devices
  • Naked Heroine with Apron
  • Condoms
Rating 6.5931 Users
Inkou Hamedori Collection ~Yuutousei Kurosaki Ayano no Hentai Akume Douga~
Inkou Hamedori Collection ~Yuutousei Kurosaki Ayano no Hentai Akume Douga~
NAN%
Tags
  • Consumption of Pornography
  • Sex Involving Smegma
  • Production of Pornography (Professional)
  • Heroine with Tattoo
  • Consensual Group Sex of One Female and Several Males
Rating 6.6536 Users
Enkou Shoujo ~Rikujoubu Yukkii no Baai~
Enkou Shoujo ~Rikujoubu Yukkii no Baai~
NAN%
Tags
  • Heroine with Tan Lines
  • Prostitute Heroine
  • Sex Involving Prostitution
  • Floating Textbox
  • Love Hotel
Rating 6.7699 Users
Anata, Gomennasai...
Anata, Gomennasai...
NAN%
Tags
  • Drunk Sex
  • Sexual Corruption
  • Rape by Deception
  • Third-person Narrative
  • Sister/Sister Incest
Rating 6.2424 Users
Natsuiro Ramune
Natsuiro Ramune
NAN%
Tags
  • Countryside
  • Childhood Friend Support Character
  • Group of Friends
  • Class President Heroine
  • Childhood Promise
Rating 6.9654 Users
Share Girl House ~Minna ni Share Sareta Boku no Kanojo~
Share Girl House ~Minna ni Share Sareta Boku no Kanojo~
NAN%
Tags
  • Share House
  • Armpit Sex
  • Gang Bang
  • Boobs on Glass
  • Netorare
Rating 6.9649 Users
Hitozuma Choukyou Kangoku Gakuen
Hitozuma Choukyou Kangoku Gakuen
NAN%
Tags
  • Sexual Slavery (Choukyou Variation)
  • Non-consensual Erotic Humiliation
  • Prison
  • Pillory Sex
  • Married Heroine
Rating 6.3719 Users
Shiirare Tsuma Honoka Eroi Karada wa Ano Haitoku no Kaikan o Wasurerarenai
Shiirare Tsuma Honoka Eroi Karada wa Ano Haitoku no Kaikan o Wasurerarenai
NAN%
Tags
  • Protagonist's Wife as a Heroine
  • Netorare
  • Blackmail
  • Clothed Male Naked Female
  • Footjob
Rating 6.7825 Users
Boku no Me no Mae de Shin
Boku no Me no Mae de Shin'yuu ni Dakare Koshi o Furu Kanojo -Yatsu no Iinari ni Sono Eroi Shitai wa Hirakarete Iku-
76%
Tags
  • Netorare Type A
  • Heroine with Sport Bloomers
  • Twin Tail Heroine
  • Only a Single Heroine
  • Heroine Having Sex with Others
Rating 5.7115 Users
Hoka no Otoko ni Dakare Yogarikuruu Netorare Kanojo Haitoku no Kairaku e no Kitai ni Nureteiku Sono Mitsuana...
Hoka no Otoko ni Dakare Yogarikuruu Netorare Kanojo Haitoku no Kairaku e no Kitai ni Nureteiku Sono Mitsuana...
73%
Tags
  • Netorare
  • Blowbang
  • Netorare Type A
  • Sex Involving Prostitution
  • Rape with Blackmail
Rating 6.2911 Users
Hametoku ★ Orikou JK Pet Ayane & Yuuna ~Gakkou de Seishun!~
Hametoku ★ Orikou JK Pet Ayane & Yuuna ~Gakkou de Seishun!~
56%
Tags
  • Blackmail
  • Adult Breast Sucking
  • Sex at School
  • Internal Exhibition of Sex
  • Masturbation
Rating 6.5025 Users
Shin
Shin'yuu ni Kodane o Sosogareru Ore no Tsuma ~Watashi, Ano Hito o Erabimasu...~
56%
Tags
  • Protagonist's Girlfriend as a Heroine
  • Illness
  • Netorase
  • Friendship
  • Protagonist in Relationship
Rating 5.7750 Users
Shiritsu Netori Gakuin 3 -Zokuzoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
Shiritsu Netori Gakuin 3 -Zokuzoku 10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
51%
Tags
  • Discreet Phone Sex
  • Netori
  • Foreigner Heroine
  • Colored Texts
  • More Than Seven Heroines
Rating 6.5221 Users
Hametoku ★ Orikou JK Pet Hazuki & Ayane ~Gakkou de Seishun!~
Hametoku ★ Orikou JK Pet Hazuki & Ayane ~Gakkou de Seishun!~
50%
Tags
  • Student Club President Protagonist
  • Big Breast Sizes Protagonist
  • Swimming Club
  • Third-person Narrative
  • Blowbang
Rating 6.5334 Users
Uwaki Biyori -Datte Kareshi to Suru yori Kimochi Iin da Mon-
Uwaki Biyori -Datte Kareshi to Suru yori Kimochi Iin da Mon-
47%
Tags
  • Unavoidable Netorare
  • Nympho Protagonist
  • Promiscuity
  • Mirror Sex
  • Netorare Type A
Rating 6.1435 Users
Sei Gyaku Rape Gakuen ~Ore no Seieki o Nekosogi Shibori Tsukusu Onna-tachi~
Sei Gyaku Rape Gakuen ~Ore no Seieki o Nekosogi Shibori Tsukusu Onna-tachi~
46%
Tags
  • Reverse Rape
  • Female Domination
  • All-girls School
  • Balls Sucking
  • Unlockable Harem Ending
Rating 6.4654 Users
Chou Shiritsu! Onna no Ko-sama Gakuen
Chou Shiritsu! Onna no Ko-sama Gakuen
43%
Tags
  • Ballbusting
  • Cock and Ball Torture
  • Reverse Rape
  • Hetare Protagonist
  • Class President Heroine
Rating 6.6228 Users
Kurokami Seiso-chan Monogatari -Kareshi ja Nai Hito de Iki Kurutte Ecchi Daisuki ni Natte Shimau Joshikousei-
Kurokami Seiso-chan Monogatari -Kareshi ja Nai Hito de Iki Kurutte Ecchi Daisuki ni Natte Shimau Joshikousei-
42%
Tags
  • Nympho Protagonist
  • Love Hotel
  • Colored Texts
  • Threesome
  • Infidelity
Rating 6.5134 Users
Inkou Hamedori Collection ~Yuutousei Kurosaki Ayano no Hentai Akume Douga~
Inkou Hamedori Collection ~Yuutousei Kurosaki Ayano no Hentai Akume Douga~
40%
Tags
  • Consumption of Pornography
  • Sex Involving Smegma
  • Production of Pornography (Professional)
  • Heroine with Tattoo
  • Consensual Group Sex of One Female and Several Males
Rating 6.6536 Users
Anata, Gomennasai...
Anata, Gomennasai...
40%
Tags
  • Drunk Sex
  • Sexual Corruption
  • Rape by Deception
  • Third-person Narrative
  • Sister/Sister Incest
Rating 6.2424 Users
Share Girl House ~Minna ni Share Sareta Boku no Kanojo~
Share Girl House ~Minna ni Share Sareta Boku no Kanojo~
40%
Tags
  • Share House
  • Armpit Sex
  • Gang Bang
  • Boobs on Glass
  • Netorare
Rating 6.9649 Users
Shiirare Tsuma Honoka Eroi Karada wa Ano Haitoku no Kaikan o Wasurerarenai
Shiirare Tsuma Honoka Eroi Karada wa Ano Haitoku no Kaikan o Wasurerarenai
39%
Tags
  • Protagonist's Wife as a Heroine
  • Netorare
  • Blackmail
  • Clothed Male Naked Female
  • Footjob
Rating 6.7825 Users
Ai Suru Tsuma, Haruka ga Netorareru Wake ~Hoka no Otoko ni Dakare Iki Kuruu Inran Shitai~
Ai Suru Tsuma, Haruka ga Netorareru Wake ~Hoka no Otoko ni Dakare Iki Kuruu Inran Shitai~
39%
Tags
  • Netorare Type B
  • Heroine Having Sex with Others
  • Mirror Sex
  • Rape with Blackmail
  • Only Non-Virgin Heroines
Rating 6.1532 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♪
39%
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
Saikouchiku Monogatari - Uwaki Shita Kanojo o Yurushitara
Saikouchiku Monogatari - Uwaki Shita Kanojo o Yurushitara
39%
Tags
  • Bad True End
  • Netorare Type A
  • Only Bad Endings
  • Protagonist's Girlfriend as a Heroine
  • Sexual Cosplay
Rating 6.1271 Users
Shiritsu Netori Gakuin -10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
Shiritsu Netori Gakuin -10 nin no Kareshi Mochi Joshikousei o "Netotte Geki Iki" Sasero!-
39%
Tags
  • Blood-related Incest
  • Heroine with Eyepatch
  • Athlete Heroine
  • Sickly Heroine
  • Incest
Rating 6.1631 Users
Revenge Porn
Revenge Porn
38%
Tags
  • Protagonist's Wife as a Heroine
  • Netorare Type B
  • Peace Sign Ahegao
  • Ahegao
  • Rape with Blackmail
Rating 6.3624 Users
Yaricir Kanojo ~Seiso de Yasashii Kanojo wa Yaricir no Hime Deshita~
Yaricir Kanojo ~Seiso de Yasashii Kanojo wa Yaricir no Hime Deshita~
38%
Tags
  • Tennis Club
  • Promiscuous Heroine
  • University Student Heroine
  • Consensual Group Sex of One Female and Several Males
  • Metal Bondage
Rating 6.7245 Users
Hoka no Otoko no Seieki de Harande mo Ii Desu ka ~Joshikousei Netorare Jijou~
Hoka no Otoko no Seieki de Harande mo Ii Desu ka ~Joshikousei Netorare Jijou~
38%
Tags
  • Long-distance Relationship
  • Netorare Type A
  • Consensual Phone Sex
  • Protagonist's Girlfriend as a Heroine
  • Clothed Female Naked Male
Rating 6.5023 Users
Mahou Shoujo wa Kiss Shite Kawaru ~Aite ga Kare Igai no Hito da Nante...~
Mahou Shoujo wa Kiss Shite Kawaru ~Aite ga Kare Igai no Hito da Nante...~
36%
Tags
  • Netorare Type C
  • Sex Under the Necessity
  • Single Hole Multiple Tentacle Penetration (obsolete)
  • Mahou Shoujo Heroine
  • Netorare
Rating 7.2441 Users
Ane ni Kono Natsu
Ane ni Kono Natsu
36%
Tags
  • Brother/Sister Incest
  • Heroine with Kimono
  • Oneesan-type Heroine
  • Heroine with Swimsuits
  • Unlockable Harem Ending
Rating 6.7656 Users
Shiranu Ma ni Inran Kaihatsu Sareteita Saiai Kanojo ~Gomennasai... demo Anata yori Zenzen Kimochi Ii no~
Shiranu Ma ni Inran Kaihatsu Sareteita Saiai Kanojo ~Gomennasai... demo Anata yori Zenzen Kimochi Ii no~
35%
Tags
  • Protagonist's Girlfriend as a Heroine
  • Netorare Type B
  • Netorare
  • Protagonist in Relationship
  • Discreet Phone Sex
Rating 6.3827 Users

Deretsun Onee-chan no Ecchi Lesson ~Ijimechau no wa, Aishiteru kara Nanda yo?~ 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 (13 total)

NameScoreImportanceWeight
Only Blood-related Heroines2.002.084.17
Only Older Heroines2.002.074.14
Pantyjob2.002.064.12
Armpit Sex2.002.004.01
Only Protagonist's Sisters as Heroine(s)2.001.993.98
Hairjob2.001.853.70
Legwear Footjob2.001.623.25
Single Footjob2.001.372.74
Only a Single Heroine2.001.012.03
High School Student Heroine2.000.851.69
Heroine with Big Breasts2.000.841.67
Male Protagonist2.000.300.60
2.000.000.00

Traits (29 total)

NameCharactersImportanceWeight
Armpit Sex Subject of (Sexual)13.212.22
Hairjob Subject of (Sexual)13.182.21
Pantyjob Subject of (Sexual)13.072.13
Pantyjob Engages in (Sexual)12.601.80
Armpit Sex Engages in (Sexual)12.491.72
Facesitting Subject of (Sexual)12.351.63
Hairjob Engages in (Sexual)12.341.62
Sexual Submissive Role12.171.51
Sexual Dominant Role12.171.50
Facesitting Engages in (Sexual)11.971.37
Full Brother Role11.951.35
Younger Brother Role11.901.32
Boobjob Subject of (Sexual)11.861.29
Bra Clothes11.861.29
Full Sister Role11.561.08
Older Sister Role11.561.08
Incest Engages in (Sexual)11.471.02
High School Student Role20.850.94
Ribbon Tie Clothes11.250.87
Blue Hair11.190.83
Big Breasts Body11.130.78
Boobjob Engages in (Sexual)11.070.74
Parted to Side Hair11.050.73
Teen Body20.620.68
Shoulder-length Hair10.920.64
Blue Eyes10.800.56
School Uniform Clothes10.760.52
Slim Body10.580.40
Pale Body10.370.25