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Summary

Main character Hiroki is a college student on vacations. His sister comes to live next room and visits protagonist with another neighbor girl. Hiroki is not really interested in neighbors at first, but he plays a trick on the girls, and it triggers the start of new entertaining and exciting life. [From vndbreview]

Bitchin Beach ~Risei Buttobi! Bukkake Nakadashi Hamehame Ahe Natsu Monogatari~
Bitchin Beach ~Risei Buttobi! Bukkake Nakadashi Hamehame Ahe Natsu Monogatari~
NAN%
Tags
  • Promiscuous Heroine
  • Beach
  • Summer
  • Heroine with Crotchless Clothing
  • No "Keep Voice on Click" Option
Rating 6.2323 Users
Hitozuma Gui ~Manbiki G-man Chijoku Nikki~
Hitozuma Gui ~Manbiki G-man Chijoku Nikki~
NAN%
Tags
  • Married Heroine
  • Heroine with Inverted Nipples
  • No "Keep Voice on Click" Option
  • Unlockable Harem Ending
  • Rape with Blackmail
Rating 6.9046 Users
Nurse ni Omakase
Nurse ni Omakase
NAN%
Tags
  • Heroine With Kansai Accent
  • Twin Footjob
  • Heroine with Eyepatch
  • Kneepit Sex
  • Medical Doctor Heroine
Rating 7.2133 Users
Iede Musume Tanetsuke Kan
Iede Musume Tanetsuke Kan'yuu ~Kiyowa na Ano Ko o Nikubenki Kaihatsu~
NAN%
Tags
  • Runaway Heroine
  • Rape by Deception
  • Kidnapping
  • Rapist Protagonist
  • No "Keep Voice on Click" Option
Rating 6.2123 Users
In
In'youchuu Etsu ~Kairaku Henka Taimaroku~
NAN%
Tags
  • Heroine with Demon Blood
  • Monster Hunter Heroine
  • High Amount of Bad Endings
  • Nipple Insertion
  • Monster Birth
Rating 6.8924 Users
Mama Mama!?
Mama Mama!?
NAN%
Tags
  • Blood-related Mother/Son Incest
  • Grandfather Support Character
  • Protagonist's Blood-related Mother as a Heroine
  • Heroine With Kansai Accent
  • Heroine with Kimono
Rating 7.1023 Users
Kanzen Osu Dorei ~Kyuuketsuki Shimai to Osananajimi no Sei Gangu ni Sareta Boku~
Kanzen Osu Dorei ~Kyuuketsuki Shimai to Osananajimi no Sei Gangu ni Sareta Boku~
NAN%
Tags
  • Female Domination Only
  • Masochist Protagonist
  • Sadist Heroine
  • Hetare Protagonist
  • Flat Tints Only
Rating 5.8827 Users
Yuuwaku no Danchizuma-tachi ~Kairaku ni Oboreru Ureta Niku~
Yuuwaku no Danchizuma-tachi ~Kairaku ni Oboreru Ureta Niku~
NAN%
Tags
  • Obacon
  • Harem Ending with Theme
  • Apartment Building
  • Only Older Heroines
  • Completion Status Indicator
Rating 6.2827 Users
Tsuma no Haha to no Haitoku Inkan ~Okaa-san, Nyoubou to Suru yori Koufun Suru yo~
Tsuma no Haha to no Haitoku Inkan ~Okaa-san, Nyoubou to Suru yori Koufun Suru yo~
NAN%
Tags
  • In-law Incest
  • Discreet Sex
  • Netori
  • Infidelity
  • Only Adult Heroines
Rating 6.3642 Users
Triple x Sadistic -Do S na Ore to Reijou-tachi no 14-kakan-
Triple x Sadistic -Do S na Ore to Reijou-tachi no 14-kakan-
NAN%
Tags
  • Albino Protagonist
  • Sadist Heroine
  • Long Sexual Scenes
  • Reverse Rape
  • Pegging
Rating 6.0520 Users
Gyaku Rape Joshi Ryou ~Semarikuru Onna-tachi ni Shiboritoraretsuzukeru Ore no Hakudakueki~
Gyaku Rape Joshi Ryou ~Semarikuru Onna-tachi ni Shiboritoraretsuzukeru Ore no Hakudakueki~
NAN%
Tags
  • Dormitory Manager Protagonist
  • Footjob
  • P.E. Teacher Heroine
  • Cheerleader Heroine
  • Principal Heroine
Rating 6.4229 Users
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
NAN%
Tags
  • Cock and Ball Torture
  • Heroine with Latex
  • Masochist Protagonist
  • Masochist Support Character
  • Sadist Heroine
Rating 6.5235 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 6.9530 Users
Mainichi ga M!
Mainichi ga M!
NAN%
Tags
  • Hetare Protagonist
  • Masochist Protagonist
  • Triple Footjob
  • Foreskin Play
  • Protagonist with Health Issues
Rating 6.7354 Users
Little Do S Bitch ~Sensee no Koto, Ijimete A-ge-ru
Little Do S Bitch ~Sensee no Koto, Ijimete A-ge-ru
NAN%
Tags
  • Ballbusting
  • Paraphilic Infantilism
  • Urethral Sounding
  • Manual Prostate Stimulation
  • Cock and Ball Torture
Rating 6.1130 Users
Do S na Onee-san wa Suki Desu ka?
Do S na Onee-san wa Suki Desu ka?
NAN%
Tags
  • Female Domination Only
  • Masochist Protagonist
  • Chikan Heroine
  • Sadist Heroine
  • Businesswoman Heroine
Rating 7.1393 Users
Onee-chan Saimin Before After
Onee-chan Saimin Before After
NAN%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Read Text Marking
  • Mind Control
  • Only Virgin Heroines
  • Blood-related Brother/Sister Incest
Rating 6.0630 Users
Anata to Mita Sakura ~Shimaizuma~
Anata to Mita Sakura ~Shimaizuma~
NAN%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Hetare Protagonist
  • Pantyjob
  • Widow Heroine
  • Heroine with Kimono
Rating 6.7720 Users
Ore no Imouto wa, Tsundere de Hentai Deshita ~Onii-chan no Mae de Dake nan Dakara ne!~
Ore no Imouto wa, Tsundere de Hentai Deshita ~Onii-chan no Mae de Dake nan Dakara ne!~
NAN%
Tags
  • Glasses Option
  • Blood-related Brother/Sister Incest
  • Buttjob
  • Single Buttjob
  • Modern Tsundere Heroine
Rating 5.9720 Users
Ikisugi! M Lesson
Ikisugi! M Lesson
NAN%
Tags
  • Ballbusting
  • Female Domination Only
  • Reverse Rape
  • Macrophilia
  • Heroine with Armpit Hair
Rating 6.6060 Users
Ludesia Spidering with Scraping
Ludesia Spidering with Scraping
NAN%
Tags
  • Future Setting in a Fictional World
  • Intrigue
  • Church
  • Dual Wielding Pistols
  • Religious Location
Rating 7.3239 Users
Yarasete! Teacher ~Gakuen Ryokou~
Yarasete! Teacher ~Gakuen Ryokou~
NAN%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Amusement Park
  • School Nurse Heroine
  • Onsen
Rating 6.1741 Users
Mama ★ Camp ~Mama to Issho ni Shizen e Kaerou~
Mama ★ Camp ~Mama to Issho ni Shizen e Kaerou~
NAN%
Tags
  • Summer Camp
  • Incest Romance
  • Heroine's Mother as a Heroine
  • Mother/Son Romance
  • Protagonist's Non-blood-related Mother as a Heroine
Rating 6.9958 Users
Demiparadoxia ∞ Hookerstic - Nanka Hen
Demiparadoxia ∞ Hookerstic - Nanka Hen
NAN%
Tags
  • Prostitute Heroine
  • Pubic Hair Option
  • Hotel
  • Customization
  • Sex Involving Prostitution
Rating 6.2325 Users
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
28%
Tags
  • Heroine with Bodystocking
  • Oyakodon
  • Heroine with Leotard
  • School Sports Club Member Heroine
  • Protagonist's Blood-related Sister as a Heroine
Rating 6.3131 Users
Doutei Clinic ~Fudeoroshi wa Omakase Kudasai~
Doutei Clinic ~Fudeoroshi wa Omakase Kudasai~
27%
Tags
  • Protagonist with Phimosis
  • Protagonist with Health Issues
  • Hospital
  • Straight Shotacon
  • Swimming Club
Rating 6.7937 Users
Mainichi ga M!
Mainichi ga M!
26%
Tags
  • Hetare Protagonist
  • Masochist Protagonist
  • Triple Footjob
  • Foreskin Play
  • Protagonist with Health Issues
Rating 6.7354 Users
Koki Kano ~Ikasete, Kokoa-chan!~
Koki Kano ~Ikasete, Kokoa-chan!~
25%
Tags
  • Non-penetrative Sex
  • Single Bodyjob
  • Single Leg Legjob
  • Skull-fucking
  • Bellyjob
Rating 6.9530 Users
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
Sado★Bu! ~S-jo ni Ijime Nukare Bu♪~
25%
Tags
  • Cock and Ball Torture
  • Heroine with Latex
  • Masochist Protagonist
  • Masochist Support Character
  • Sadist Heroine
Rating 6.5235 Users
Triple x Sadistic -Do S na Ore to Reijou-tachi no 14-kakan-
Triple x Sadistic -Do S na Ore to Reijou-tachi no 14-kakan-
24%
Tags
  • Albino Protagonist
  • Sadist Heroine
  • Long Sexual Scenes
  • Reverse Rape
  • Pegging
Rating 6.0520 Users
Gyaku Rape Joshi Ryou ~Semarikuru Onna-tachi ni Shiboritoraretsuzukeru Ore no Hakudakueki~
Gyaku Rape Joshi Ryou ~Semarikuru Onna-tachi ni Shiboritoraretsuzukeru Ore no Hakudakueki~
23%
Tags
  • Dormitory Manager Protagonist
  • Footjob
  • P.E. Teacher Heroine
  • Cheerleader Heroine
  • Principal Heroine
Rating 6.4229 Users
Yuuwaku no Danchizuma-tachi ~Kairaku ni Oboreru Ureta Niku~
Yuuwaku no Danchizuma-tachi ~Kairaku ni Oboreru Ureta Niku~
22%
Tags
  • Obacon
  • Harem Ending with Theme
  • Apartment Building
  • Only Older Heroines
  • Completion Status Indicator
Rating 6.2827 Users
Tsuma no Haha to no Haitoku Inkan ~Okaa-san, Nyoubou to Suru yori Koufun Suru yo~
Tsuma no Haha to no Haitoku Inkan ~Okaa-san, Nyoubou to Suru yori Koufun Suru yo~
22%
Tags
  • In-law Incest
  • Discreet Sex
  • Netori
  • Infidelity
  • Only Adult Heroines
Rating 6.3642 Users
Do S na Onee-san wa Suki Desu ka?
Do S na Onee-san wa Suki Desu ka?
21%
Tags
  • Female Domination Only
  • Masochist Protagonist
  • Chikan Heroine
  • Sadist Heroine
  • Businesswoman Heroine
Rating 7.1393 Users
Anata to Mita Sakura ~Shimaizuma~
Anata to Mita Sakura ~Shimaizuma~
20%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Hetare Protagonist
  • Pantyjob
  • Widow Heroine
  • Heroine with Kimono
Rating 6.7720 Users
Ikisugi! M Lesson
Ikisugi! M Lesson
19%
Tags
  • Ballbusting
  • Female Domination Only
  • Reverse Rape
  • Macrophilia
  • Heroine with Armpit Hair
Rating 6.6060 Users
Yarasete! Teacher ~Gakuen Ryokou~
Yarasete! Teacher ~Gakuen Ryokou~
19%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Amusement Park
  • School Nurse Heroine
  • Onsen
Rating 6.1741 Users
Demiparadoxia ∞ Hookerstic - Nanka Hen
Demiparadoxia ∞ Hookerstic - Nanka Hen
19%
Tags
  • Prostitute Heroine
  • Pubic Hair Option
  • Hotel
  • Customization
  • Sex Involving Prostitution
Rating 6.2325 Users
Mothercon Tengoku ~Doukyuusei no Hahaoya-tachi o Kyokon de Boku Dake no Hara Mama ni!~
Mothercon Tengoku ~Doukyuusei no Hahaoya-tachi o Kyokon de Boku Dake no Hara Mama ni!~
18%
Tags
  • Heroine with Children
  • Protagonist with Phimosis
  • Protagonist with Glasses
  • Only Adult Heroines
  • Single Ending
Rating 6.1435 Users
Inshuu Mekage Mura ~Hogami Oba-san no Himitsu~
Inshuu Mekage Mura ~Hogami Oba-san no Himitsu~
18%
Tags
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Shota Protagonist
  • Straight Shotacon
  • Countryside
Rating 6.1226 Users
Hatsujou Inbo ~Uzuku Jukutai wa, Sono Yokujou o Osaekirenai~
Hatsujou Inbo ~Uzuku Jukutai wa, Sono Yokujou o Osaekirenai~
18%
Tags
  • Daughter Support Character
  • Quickie
  • Clothed Female Naked Male
  • Protagonist's Non-blood-related Mother as a Heroine
  • Clothed Male Naked Female
Rating 5.6928 Users
Torikago no Hime ~Zettai Ninshin no Shimai Etsujoku~
Torikago no Hime ~Zettai Ninshin no Shimai Etsujoku~
18%
Tags
  • Protagonist's Older Sister as a Heroine
  • Cousin Incest
  • Protagonist's Full Sister as a Heroine
  • Protagonist's Younger Sister as a Heroine
  • Protagonist's Cousin as a Heroine
Rating 6.4127 Users
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
17%
Tags
  • Shimaidon
  • Non-twin Heroine Sisters
  • Homemaker Protagonist
  • Protagonist in Relationship
  • Married Heroine
Rating 6.5023 Users
M Sei Byoutou
M Sei Byoutou
17%
Tags
  • Hospital
  • Submissive Protagonist
  • Footjob
  • Medical Doctor Heroine
  • Futanari Heroine
Rating 6.3829 Users
Hitozuma no Ana ~Ano Ko wa Koko kara Umaretekita no yo~
Hitozuma no Ana ~Ano Ko wa Koko kara Umaretekita no yo~
17%
Tags
  • Nursery School
  • Netori
  • Married Heroine
  • Heroine with Pubic Hair
  • Teacher Protagonist
Rating 6.5232 Users
Idol★Harem
Idol★Harem
17%
Tags
  • Wakame Sake
  • Protagonist's Twin as a Heroine
  • Timid Protagonist
  • Beach
  • Heroine with Swimsuits
Rating 6.1122 Users
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
17%
Tags
  • Straight Shotacon
  • Protagonist's Blood-related Mother as a Heroine
  • Shotacon
  • Shota Protagonist
  • Female Domination
Rating 5.3428 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
17%
Tags
  • Shotacon
  • Pegging
  • Brother/Sister Incest
  • Footjob
  • Shota Protagonist
Rating 6.1321 Users

Koitsura Erosugi! has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Tags (39 total)

NameScoreImportanceWeight
Heroine with Tan Lines2.752.125.84
Protagonist's Full Sister as a Heroine3.001.935.79
Protagonist's Younger Sister as a Heroine3.001.925.75
Protagonist with Phimosis2.002.775.53
Mesugaki Heroine2.002.635.25
Heroine with Shorts2.202.094.60
Straight Lolicon3.001.494.47
Hetare Protagonist2.002.154.30
Female Domination3.001.434.28
Perverted Heroine3.001.424.27
Bokukko Heroine2.251.804.04
Urethral Intercourse1.502.674.01
Imouto-type Heroine2.201.723.79
Meaningless Choices2.001.603.21
Single Ending2.251.383.11
Linear Plot2.251.383.10
Sexual Devices1.751.712.98
Blood-related Brother/Sister Incest2.001.482.96
Anilingus2.001.462.92
Pegging1.401.952.73
Loli Heroine2.291.172.68
Colored Name-tags2.001.292.58
Strap-on Dildos1.501.702.55
Object Insertion1.501.662.49
High Sexual Content2.331.032.40
Protagonist's Blood-related Sister as a Heroine1.001.901.90
Lactation During Sex1.501.251.87
Nukige2.670.641.72
Group Sex of One Male and Several Females1.800.901.62
Footjob0.751.851.39
Lesbian Sex1.201.141.36
Intercrural Sex1.001.331.33
Boobjob1.001.291.29
Lolicon0.671.701.14
Blowjob1.001.081.08
Small Breast Sizes Heroine (Non-Loli)0.502.001.00
Male Protagonist3.000.300.90
Anal Penetration0.331.280.42
ADV2.330.140.34

Traits (31 total)

NameCharactersImportanceWeight
Naked Clothes21.952.14
Group Sex Engages in (Sexual)31.442.00
Shorts Clothes21.671.84
Pegging Engages in (Sexual)12.561.77
Tanline Body12.281.58
Blackmail Engages in12.231.54
Lesbian Sex Engages in (Sexual)21.381.52
Kid Body21.361.49
Blackmail Subject of12.121.47
Neighbor Role11.991.38
Full Brother Role11.951.35
Small Breast Sizes Body11.951.35
Hidden Eyes11.811.25
Boku Personality11.791.24
Panties Clothes11.751.21
Olive Body11.661.15
Pervert Personality11.651.15
Amber Eyes21.021.13
University Student Role11.621.12
Full Sister Role11.571.09
Orange Hair11.511.04
Incest Engages in (Sexual)11.471.02
Tank Top Clothes11.430.99
Masturbation Engages in (Sexual)11.370.95
T-shirt Clothes11.320.91
Dress Clothes11.240.86
Short Hair20.610.67
Shoulder-length Hair10.910.63
Blond Hair10.880.61
Brown Hair10.680.47
Pale Body10.370.26