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Summary

The protagonist is called back home after being away for a long time. His memories of his brocon sisters being all over him makes him anxious to why he is being called back. Upon his arrival he is told his sisters caught special disease that makes them horny and the only cure is regular dosage of sperm. They specifically choose him to be the man to donate the sperm.

Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
NAN%
Tags
  • Oneesan-type Heroine
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Kissing Scene
  • Armpit Sex
Rating 7.3123 Users
G-Cup Sisters! ~Imouto Darake no Sakunyuu Gakuensai~
G-Cup Sisters! ~Imouto Darake no Sakunyuu Gakuensai~
NAN%
Tags
  • Adult Breast Feeding
  • Triple Boobjob
  • Brother/Sister Incest
  • Ejaculation Forewarner
  • Shimaidon Ending
Rating 7.0453 Users
Homestay a la Mode
Homestay a la Mode
NAN%
Tags
  • Russian Heroine
  • American Heroine
  • Triple Boobjob
  • Pantyjob
  • Foreigner Heroine
Rating 7.5685 Users
JD Onsen. Eroero Dynamite Joshi Daisei to no Onsen Seikatsu.
JD Onsen. Eroero Dynamite Joshi Daisei to no Onsen Seikatsu.
NAN%
Tags
  • Onsen
  • University Student Heroine
  • Triple Boobjob
  • Oneesan-type Heroine
  • Kneepit Sex
Rating 7.6795 Users
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
NAN%
Tags
  • Vampire Hunter Heroine
  • No "Keep Voice on Click" Option
  • Heroine with Shorts
  • Superpowers
  • Oneesan-type Heroine
Rating 6.8435 Users
3Ping Lovers! ☆ Ippu Nisai no Sekai e Youkoso♪
3Ping Lovers! ☆ Ippu Nisai no Sekai e Youkoso♪
NAN%
Tags
  • Polygamy
  • Protagonist from a Different World
  • Twin Buttjob
  • Tactician Protagonist
  • Excessive Semen
Rating 7.21113 Users
Aneimo Neo+ ~Second Sisters~
Aneimo Neo+ ~Second Sisters~
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Romancing a Family
  • Martial Artist Protagonist
  • Martial Artist Heroine
  • Protagonist's Non-blood-related Mother as a Heroine
Rating 7.7264 Users
Mononokei Kanojo ~Inkya Desu ga, Koishite Ii Desu ka?~
Mononokei Kanojo ~Inkya Desu ga, Koishite Ii Desu ka?~
NAN%
Tags
  • Yuki-onna Heroine
  • Kitsune Heroine
  • Highly Animated Sprites
  • Catgirl Heroine
  • Defloration During Common Route
Rating 7.4663 Users
Shojo Bitch Darake no Tennis-bu Gasshuku! ~Atashi ga Shojo Datte Shouko ga Doko ni An no yo!?~
Shojo Bitch Darake no Tennis-bu Gasshuku! ~Atashi ga Shojo Datte Shouko ga Doko ni An no yo!?~
NAN%
Tags
  • Tennis
  • Tennis Club
  • School Sports Club
  • Student Club President Heroine
  • School Sports Club Member Heroine
Rating 6.9857 Users
Kyonyuu de Ecchi na Onee-chan-tachi ga Boku no Chi*po o 24-jikan Hanashite Kurenai!
Kyonyuu de Ecchi na Onee-chan-tachi ga Boku no Chi*po o 24-jikan Hanashite Kurenai!
NAN%
Tags
  • Defloration During Common Route
  • Only Protagonist's Sisters as Heroine(s)
  • Long Sexual Scenes
  • Protagonist's Full Sister as a Heroine
  • Triple Boobjob
Rating 6.7035 Users
Oppai Gakuen Marching Band Bu! ~Hatsujou Hamedori Katsudou Nisshi~
Oppai Gakuen Marching Band Bu! ~Hatsujou Hamedori Katsudou Nisshi~
NAN%
Tags
  • Group (4+) Boobjob
  • Student Club Member Heroine
  • Photographer Protagonist
  • Only Good Endings
  • Sprite Viewer
Rating 7.1053 Users
Peekaboo! ~Kanojo ga Ecchi na Mizugi ni Kigaetara!?~
Peekaboo! ~Kanojo ga Ecchi na Mizugi ni Kigaetara!?~
NAN%
Tags
  • Non-penetrative Sex
  • Shy Heroine
  • Twin Boobjob
  • Heroine with Swimsuits
  • Production of Pornography (Amateur)
Rating 6.8236 Users
Kahogo de Ecchi na Boku no Ane
Kahogo de Ecchi na Boku no Ane
NAN%
Tags
  • Group (4+) Boobjob
  • P.E. Teacher Heroine
  • Nude Filter
  • School Nurse Heroine
  • Armpit Licking
Rating 7.5385 Users
Gokkun Athlete! Kyonyuu Medalist no Oshaburi Kyouka Gasshuku
Gokkun Athlete! Kyonyuu Medalist no Oshaburi Kyouka Gasshuku
NAN%
Tags
  • Clothing ON/OFF
  • Athletics Festival
  • Athlete Heroine
  • Heroine with Tan Lines
  • Gokkun
Rating 7.2386 Users
Namepu!
Namepu!
NAN%
Tags
  • Single Legjob
  • Protagonist's Younger Sister as a Heroine
  • Protagonist's Full Sister as a Heroine
  • Kneepit Sex
  • Forbidden Love
Rating 7.2558 Users
Baku Ane ~Otouto Shibocchau zo!~
Baku Ane ~Otouto Shibocchau zo!~
NAN%
Tags
  • Protagonist's Half-sister as a Heroine
  • Protagonist's Older Sister as a Heroine
  • Non-twin Heroine Sisters
  • Only Protagonist's Sisters as Heroine(s)
  • Group (4+) Boobjob
Rating 7.77267 Users
Kazoku wa (Ore Igai) Succubus Deshita ~ Futari no Ane to Haha to no Seikatsu de Seieki o Shiboritora Remasu ~
Kazoku wa (Ore Igai) Succubus Deshita ~ Futari no Ane to Haha to no Seikatsu de Seieki o Shiboritora Remasu ~
NAN%
Tags
  • Succubus Heroine
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Only Protagonist's Relatives as Heroine(s)
  • Non-blood-related Brother/Sister Incest
Rating 7.0430 Users
Baku Ane 2 ~Otouto, Ippai Shibocchau zo!~
Baku Ane 2 ~Otouto, Ippai Shibocchau zo!~
NAN%
Tags
  • Blood-related Cousin Incest
  • Protagonist's Older Sister as a Heroine
  • Non-penetrative Sex
  • Breast Smothering
  • Pantyjob
Rating 7.82199 Users
Succu Ari Apart
Succu Ari Apart
NAN%
Tags
  • Heroine with Gigantic Breasts
  • Voice Saving
  • Playtime Counter
  • Heroine with Inverted Nipples
  • Nursing Handjob
Rating 6.8333 Users
Isekai Monmusu Sensation - Monmusu Sensei to Manabu H na Renai Gaku
Isekai Monmusu Sensation - Monmusu Sensei to Manabu H na Renai Gaku
NAN%
Tags
  • Doggirl Heroine
  • Rimming Handjob
  • Dragon Heroine
  • Tailjob
  • Group Sex with Clones
Rating 6.9633 Users
Soku Iki Bishonure Athlete! ~Shiofuki Zecchou Suru Athlete Heroine-tachi~
Soku Iki Bishonure Athlete! ~Shiofuki Zecchou Suru Athlete Heroine-tachi~
NAN%
Tags
  • Sports
  • Figure Skater Heroine
  • Athlete Heroine
  • Massage Therapist Protagonist
  • Shimaidon with Twins Ending
Rating 7.0169 Users
Paizuri Cheerleader VS Sakunyuu Ouendan!
Paizuri Cheerleader VS Sakunyuu Ouendan!
NAN%
Tags
  • Cheerleader Heroine
  • Student Club
  • Harem Ending
  • Heroine with a Fang
  • Non-blood-related Brother/Sister Incest
Rating 7.0337 Users
Bitch Battle Royale
Bitch Battle Royale
NAN%
Tags
  • Gyaru Heroine
  • Sex Involving Prostitution
  • Sexual Cosplay
  • Sex on Toilet
  • Condoms
Rating 6.7738 Users
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
NAN%
Tags
  • Widow Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Mother/Son Romance
  • Netori
Rating 6.8960 Users
Oppai Igai ga Dame Sugiru Ane
Oppai Igai ga Dame Sugiru Ane
39%
Tags
  • Family Life Comedy
  • Non-twin Heroine Sisters
  • Oneesan-type Heroine
  • Alcoholism
  • Only Protagonist's Sisters as Heroine(s)
Rating 7.1954 Users
Kyonyuu Try! -Tanki Shuuchuu Chichi Momi Lesson-
Kyonyuu Try! -Tanki Shuuchuu Chichi Momi Lesson-
36%
Tags
  • Non-blood-related Brother/Sister Incest
  • Defloration During Common Route
  • Oyakodon Ending
  • Heroine's Mother as a Heroine
  • Oneesan-type Heroine
Rating 7.3329 Users
Gokkun Athlete! Kyonyuu Medalist no Oshaburi Kyouka Gasshuku
Gokkun Athlete! Kyonyuu Medalist no Oshaburi Kyouka Gasshuku
34%
Tags
  • Clothing ON/OFF
  • Athletics Festival
  • Athlete Heroine
  • Heroine with Tan Lines
  • Gokkun
Rating 7.2386 Users
Kahogo de Ecchi na Boku no Ane
Kahogo de Ecchi na Boku no Ane
34%
Tags
  • Group (4+) Boobjob
  • P.E. Teacher Heroine
  • Nude Filter
  • School Nurse Heroine
  • Armpit Licking
Rating 7.5385 Users
Peekaboo! ~Kanojo ga Ecchi na Mizugi ni Kigaetara!?~
Peekaboo! ~Kanojo ga Ecchi na Mizugi ni Kigaetara!?~
34%
Tags
  • Non-penetrative Sex
  • Shy Heroine
  • Twin Boobjob
  • Heroine with Swimsuits
  • Production of Pornography (Amateur)
Rating 6.8236 Users
Kyonyuu de Ecchi na Onee-chan-tachi ga Boku no Chi*po o 24-jikan Hanashite Kurenai!
Kyonyuu de Ecchi na Onee-chan-tachi ga Boku no Chi*po o 24-jikan Hanashite Kurenai!
31%
Tags
  • Defloration During Common Route
  • Only Protagonist's Sisters as Heroine(s)
  • Long Sexual Scenes
  • Protagonist's Full Sister as a Heroine
  • Triple Boobjob
Rating 6.7035 Users
Oppai Gakuen Marching Band Bu! ~Hatsujou Hamedori Katsudou Nisshi~
Oppai Gakuen Marching Band Bu! ~Hatsujou Hamedori Katsudou Nisshi~
31%
Tags
  • Group (4+) Boobjob
  • Student Club Member Heroine
  • Photographer Protagonist
  • Only Good Endings
  • Sprite Viewer
Rating 7.1053 Users
Mononokei Kanojo ~Inkya Desu ga, Koishite Ii Desu ka?~
Mononokei Kanojo ~Inkya Desu ga, Koishite Ii Desu ka?~
30%
Tags
  • Yuki-onna Heroine
  • Kitsune Heroine
  • Highly Animated Sprites
  • Catgirl Heroine
  • Defloration During Common Route
Rating 7.4663 Users
Shojo Bitch Darake no Tennis-bu Gasshuku! ~Atashi ga Shojo Datte Shouko ga Doko ni An no yo!?~
Shojo Bitch Darake no Tennis-bu Gasshuku! ~Atashi ga Shojo Datte Shouko ga Doko ni An no yo!?~
30%
Tags
  • Tennis
  • Tennis Club
  • School Sports Club
  • Student Club President Heroine
  • School Sports Club Member Heroine
Rating 6.9857 Users
Baku Ane ~Otouto Shibocchau zo!~
Baku Ane ~Otouto Shibocchau zo!~
28%
Tags
  • Protagonist's Half-sister as a Heroine
  • Protagonist's Older Sister as a Heroine
  • Non-twin Heroine Sisters
  • Only Protagonist's Sisters as Heroine(s)
  • Group (4+) Boobjob
Rating 7.77267 Users
Baku Ane 2 ~Otouto, Ippai Shibocchau zo!~
Baku Ane 2 ~Otouto, Ippai Shibocchau zo!~
27%
Tags
  • Blood-related Cousin Incest
  • Protagonist's Older Sister as a Heroine
  • Non-penetrative Sex
  • Breast Smothering
  • Pantyjob
Rating 7.82199 Users
Isekai Monmusu Sensation - Monmusu Sensei to Manabu H na Renai Gaku
Isekai Monmusu Sensation - Monmusu Sensei to Manabu H na Renai Gaku
27%
Tags
  • Doggirl Heroine
  • Rimming Handjob
  • Dragon Heroine
  • Tailjob
  • Group Sex with Clones
Rating 6.9633 Users
Paizuri Cheerleader VS Sakunyuu Ouendan!
Paizuri Cheerleader VS Sakunyuu Ouendan!
27%
Tags
  • Cheerleader Heroine
  • Student Club
  • Harem Ending
  • Heroine with a Fang
  • Non-blood-related Brother/Sister Incest
Rating 7.0337 Users
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
26%
Tags
  • Widow Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Mother/Son Romance
  • Netori
Rating 6.8960 Users
Sister Lesson
Sister Lesson
26%
Tags
  • System Time Events
  • Oneesan-type Heroine
  • Ear-Cleaning
  • Shimaidon
  • Homecoming
Rating 7.4959 Users
Akumeru ∞ Family - H na Kazoku no Acme Loop Royale!!
Akumeru ∞ Family - H na Kazoku no Acme Loop Royale!!
26%
Tags
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Non-blood-related Brother/Sister Incest
  • Protagonist's Non-blood-related Sister as a Heroine
  • Hero(ine) Selection
Rating 6.9585 Users
Pafu Pafu Sentou Monogatari! ~Machi no Ofuroya-san, Hanjou no Hiketsu wa H na Massage~
Pafu Pafu Sentou Monogatari! ~Machi no Ofuroya-san, Hanjou no Hiketsu wa H na Massage~
26%
Tags
  • Defloration During Common Route
  • Prostitution
  • Romancing a Family
  • Oyakodon Ending
  • Single Buttjob
Rating 6.4627 Users
Kanrinin-san wa Miboujin
Kanrinin-san wa Miboujin
25%
Tags
  • Widow Heroine
  • Oneesan-type Heroine
  • Short Sexual Scenes
  • Twin Boobjob
  • Condoms
Rating 6.5326 Users
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
24%
Tags
  • Rounin Protagonist
  • Brother/Sister Romance
  • Blood-related Brother/Sister Incest
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 6.8149 Users
Nangoku Prison ~Hyouryuu Shita Mujintou ga Kozukuri Shinai to Derarenai Shima Datta Ken~
Nangoku Prison ~Hyouryuu Shita Mujintou ga Kozukuri Shinai to Derarenai Shima Datta Ken~
24%
Tags
  • Stranded
  • Quadruple+ Blowjob
  • Has Window Transparency Setting
  • Twin Buttjob
  • Island
Rating 7.0726 Users
Toshishita Gentei Nuki x2 Share-house ~Shiborare Kyoudou Seikatsu~
Toshishita Gentei Nuki x2 Share-house ~Shiborare Kyoudou Seikatsu~
24%
Tags
  • Share House
  • Dormitory Manager Protagonist
  • Summer
  • Masochist Protagonist
  • Kneepit Sex
Rating 6.7239 Users
Sispaco ~H na Amakara 4 Shimai~
Sispaco ~H na Amakara 4 Shimai~
24%
Tags
  • Protagonist's Older Sister as a Heroine
  • Single Legjob
  • Non-blood-related Sister/Sister Incest
  • Heroine with Gigantic Breasts
  • Brother/Sister Romance
Rating 6.8751 Users
Katekyo Shichao! ~Hitotsu Yane no Shita, Muhyohyo Gasshuku Monogatari~
Katekyo Shichao! ~Hitotsu Yane no Shita, Muhyohyo Gasshuku Monogatari~
24%
Tags
  • Holiday Cottage
  • Protagonist with Phimosis
  • Sex Involving Smegma
  • Only Older Heroines
  • Big Ass Heroine
Rating 7.4180 Users
Itsu made mo Ore wa Mama ni Koishiteru! ~Ii yo, Mama ni Amaete, Oppai de Ippai Osewa Shite Ageru♪~
Itsu made mo Ore wa Mama ni Koishiteru! ~Ii yo, Mama ni Amaete, Oppai de Ippai Osewa Shite Ageru♪~
24%
Tags
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Protagonist's Aunt as a Heroine
  • Only Older Heroines
  • Blood-related Mother/Son Incest
Rating 7.28116 Users

Dekakute Ecchi na Ore no Ane has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Tags (62 total)

NameScoreImportanceWeight
Sex Under the Necessity2.671.985.28
Oneesan-type Heroine2.671.834.88
Defloration During Common Route2.002.194.38
Inbreeding2.001.983.96
Sprite Viewer2.001.963.92
Protagonist's Blood-related Sister as a Heroine2.001.953.89
Pregnancy Good Ending2.001.943.87
Blood-related Brother/Sister Incest2.501.483.71
Read Text Marking2.001.843.67
Changeable Font2.001.763.52
Single Boobjob3.001.153.44
Harem Ending2.251.403.16
Ejaculation Choice2.001.523.05
Date Display2.001.492.99
High Sexual Content2.751.052.89
Only Virgin Heroines2.671.082.89
Background Moans2.001.442.87
Single Blowjob3.000.952.86
Single Footjob2.001.372.74
Ear-Cleaning1.002.692.69
More Than Seven Endings2.001.332.65
Lactation During Sex2.001.272.54
Early Sexual Content2.001.222.45
Side Portraits2.001.162.31
Protagonist's Childhood Friend as a Heroine2.001.142.28
Sex with Protagonist Only2.001.132.26
Group Sex of One Male and Several Females2.330.922.13
Naked Sprites2.001.052.10
Clamps (BDSM)1.001.971.97
Censored Text1.001.931.93
Bleep Censor1.001.911.91
Boobs on Glass1.001.901.90
Nameable Protagonist2.000.911.82
Sexual Cosplay1.001.821.82
Love Hotel1.001.811.81
Rope Bondage1.001.691.69
Twin Boobjob1.001.681.68
Heroine with Big Breasts2.000.841.68
Excessive Semen1.001.651.65
Sex in a Classroom1.001.621.62
Sexual Blindfold1.001.531.53
Defloration2.000.761.52
Anal Fingering1.001.481.48
Kissing Scene1.001.441.44
Pissing1.001.441.44
Incest0.672.121.42
Sex in Water1.001.411.41
Anal Toys1.001.391.39
Vaginal Masturbation1.001.361.36
Multiple Endings2.000.671.34
Boobjob1.001.331.33
Big Breast Sizes Heroine1.001.311.31
Female Ejaculation1.001.271.27
Single Handjob1.001.241.24
Bukkake1.001.201.20
Bathroom Sex1.001.191.19
Vibrators1.001.151.15
Anal Sex1.001.131.13
Sixty-nine1.001.071.07
Outdoor Sex1.000.990.99
Male Protagonist2.000.300.60
ADV2.000.140.29

Traits (62 total)

NameCharactersImportanceWeight
Inbreeding Engages in (Sexual)32.203.05
Twin Boobjob Engages in (Sexual)41.772.85
Pregnant Sex Engages in (Sexual)41.532.47
Incest Engages in (Sexual)41.472.36
Pregnancy Subject of41.402.26
Bathroom Sex Engages in (Sexual)41.392.23
Older Sister Role31.562.16
Group Sex of One Male and Several Females Engages in (Sexual)51.172.10
Standing Sex Subject of (Sexual)41.181.89
Footjob Engages in (Sexual)21.721.89
Outdoor Sex Engages in (Sexual)41.161.86
Twin Boobjob Subject of (Sexual)12.681.85
Rope Bondage Subject of (Sexual)21.671.84
Missionary Subject of (Sexual)41.121.80
Sixty-nine Engages in (Sexual)31.261.74
Boobjob Engages in (Sexual)41.071.72
Sitting Sex Subject of (Sexual)41.061.71
Masturbation with Object Engages in (Sexual)12.451.69
Buttjob Engages in (Sexual)12.391.66
Seventh Posture Subject of (Sexual)21.461.61
Younger Sister Role21.441.59
Big Breasts Body31.131.57
Cowgirl Subject of (Sexual)40.951.53
Tsurime Eyes21.381.52
Nipple Sucking Subject of (Sexual)21.381.52
Quickie Fix Subject of (Sexual)31.081.50
Boobs on Glass Subject of (Sexual)12.151.49
Doggy Style Subject of (Sexual)40.921.49
Shimapan Clothes12.131.48
Sports Uniform Clothes12.101.45
Short Body12.071.43
Virgin Sex Engages in (Sexual)40.851.37
Younger Brother Role11.901.32
Anal Sex Subject of (Sexual)21.191.31
Boobjob Subject of (Sexual)11.861.29
Sexual Blindfold Subject of (Sexual)11.851.29
Handjob Engages in (Sexual)21.161.27
Hidden Eyes11.801.25
Blowjob Engages in (Sexual)40.761.22
Ponytail Hair21.101.21
Reverse Missionary Subject of (Sexual)11.741.20
Teal Eyes11.721.20
Anal Fingering Subject of (Sexual)11.711.19
Spoons Subject of (Sexual)11.671.15
Reverse Cowgirl Subject of (Sexual)11.631.13
Sex in Classroom Engages in (Sexual)11.611.11
Apron Clothes11.581.10
Sex in Water Engages in (Sexual)11.561.08
Medium Breasts Body11.511.05
Orange Hair11.511.05
Masturbation Engages in (Sexual)11.390.97
Tominagi Subject of (Sexual)11.360.94
Black Hair20.800.88
Childhood Friend Role11.260.87
Red Eyes11.200.83
Long Hair20.750.82
Amber Eyes11.030.71
Blond Hair10.890.62
Blue Eyes10.800.56
School Uniform Clothes10.750.52
Brown Hair10.680.47
Short Hair10.610.42