Loading
Please wait

Summary

One day, Mitsuko saves a boy when he is lost deep inside the forest. She takes him to her room and gives something to eat. He paints a picture of her in return. Mitsuko is soon attracted to his innocence.... He nestles up to her innocently and she finally shags with him.... Days later, Juri, her friend, visits her house. Juri is also spellbound to his innocence soon and secretly seduces him.... [From ErogeShop]

Yandere Onee-chan no Otouto Shiiku Nikki
Yandere Onee-chan no Otouto Shiiku Nikki
NAN%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Yandere Heroine
  • Jealousy
  • Heroine with Psychological Problems
  • Blood-related Brother/Sister Incest
Rating 6.0841 Users
Watashi no Shiranai Mesu no Kao
Watashi no Shiranai Mesu no Kao
NAN%
Tags
  • Sadist Support Character
  • Genital Piercing
  • Hotel
  • Scat
  • Unavoidable Heroine Rape
Rating 7.4834 Users
Yankee Kanojo to Kozukuri Gakuen Life ~Suki to ka Iuna! Buttobasu zo! Omae no Aka-chan Hoshikunacchimau Darou ga…~
Yankee Kanojo to Kozukuri Gakuen Life ~Suki to ka Iuna! Buttobasu zo! Omae no Aka-chan Hoshikunacchimau Darou ga…~
NAN%
Tags
  • Delinquent Heroine
  • Wedding
  • Modern Tsundere Heroine
  • Heroine with Swimsuits
  • Internal Exhibition of Sex
Rating 6.1725 Users
Motoyan Bakunyuu Hitozuma o Beach de Dekachin Namahame ~Tsuyoki na Mesu o Haramase Onaho Netori Suru Natsu~
Motoyan Bakunyuu Hitozuma o Beach de Dekachin Namahame ~Tsuyoki na Mesu o Haramase Onaho Netori Suru Natsu~
NAN%
Tags
  • Pig Cosplay
  • Heroine with Gigantic Breasts
  • Sex on a Beach
  • Heroine with Swimsuits
  • Netori
Rating 6.1319 Users
Shinkon Netorare Seikatsu ~Gomennasai, Anata. Kon
Shinkon Netorare Seikatsu ~Gomennasai, Anata. Kon'yaku, Kekkon, Shussan, Zutto Watashi wa Oji-san ni...~
NAN%
Tags
  • Elderly Sex
  • Netorare
  • Oyaji Hero
  • Stockings
  • Sex on Toilet
Rating 6.6227 Users
Seikoujo
Seikoujo
NAN%
Tags
  • Nun Heroine
  • Anal Gaping
  • Church Sex
  • Heroine with Anal Hair
  • Church
Rating 7.6324 Users
Okaa-san o Haramasete Kodomo ga Dekiru made Yattemita Boku
Okaa-san o Haramasete Kodomo ga Dekiru made Yattemita Boku
NAN%
Tags
  • Blood-related Mother/Son Incest
  • Inbreeding
  • Protagonist's Blood-related Mother as a Heroine
  • Narrating Others' Thoughts
  • Penile Masturbation
Rating 5.9629 Users
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
NAN%
Tags
  • Widow Heroine
  • Heroine with Armpit Hair
  • Heroine with Kimono
  • Dildos
  • Rope Bondage
Rating 6.8922 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
NAN%
Tags
  • Urination Fetish
  • Dramatic Love Triangle
  • Revenge
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.8924 Users
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
NAN%
Tags
  • Only Adult Heroines
  • Vaginal Gaping
  • Widow Heroine
  • Stockings
  • Sexual Cosplay
Rating 7.1720 Users
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu
NAN%
Tags
  • Principal Heroine
  • Only Adult Heroines
  • Dirty Talk
  • Cosplay
  • Widow Heroine
Rating 6.2225 Users
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Adult Breast Feeding
  • Only Protagonist's Relatives as Heroine(s)
  • Netori
  • University Student Protagonist
Rating 6.4520 Users
Chou Konkatsu! 5-nin no Yome ~Are kara Misoji made
Chou Konkatsu! 5-nin no Yome ~Are kara Misoji made
NAN%
Tags
  • Chikan
  • Wax Play
  • Pegging
  • Heroine with Kimono
  • Body Writing
Rating 6.1410 Users
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
NAN%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Sister/Sister Incest
  • Heroine with Garter Belt
  • Widow Heroine
Rating 6.8920 Users
Danchi Wife ~Hitozuma Nude Model no Kenshin~
Danchi Wife ~Hitozuma Nude Model no Kenshin~
NAN%
Tags
  • Painter Protagonist
  • Widow Heroine
  • Harem Ending
  • Threesome Ending
  • Adult Breast Feeding
Rating 7.0228 Users
Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
NAN%
Tags
  • Protagonist with Health Issues
  • School Nurse Support Character
  • School Nurse Heroine
  • Heroine with Sport Bloomers
  • Remote-controlled Vibrator
Rating 6.7026 Users
Heibon na Oku-san wa Suki Desu ka? ~Majime na Shufu o Ecchi-zuke ni Shichaou!~
Heibon na Oku-san wa Suki Desu ka? ~Majime na Shufu o Ecchi-zuke ni Shichaou!~
NAN%
Tags
  • Heroine in Relationship with Other(s)
  • Weak-willed Heroine
  • Obacon
  • Secret Romance
  • Heroine with Children
Rating 7.0940 Users
Neko no Onee-chan ga Oshiete Kureta Koto
Neko no Onee-chan ga Oshiete Kureta Koto
NAN%
Tags
  • Shotacon
  • Catgirl Heroine
  • Shota Protagonist
  • Straight Shotacon
  • Skin Color Selection
Rating 6.8524 Users
Hadaka no Ou-sama
Hadaka no Ou-sama
NAN%
Tags
  • Design Story
  • Rags to Riches
  • Seiyuu Heroine
  • Office
  • Hotblooded Heroine
Rating 7.3140 Users
Kouman na Oku-san wa Suki Desu ka? ~Gouman Hitozuma Kyoushi no Otoshikata~
Kouman na Oku-san wa Suki Desu ka? ~Gouman Hitozuma Kyoushi no Otoshikata~
NAN%
Tags
  • Married Heroine
  • Female Protagonist for a Short Time
  • Sex on a Beach
  • Netori
  • Nympho Heroine
Rating 6.7935 Users
Mama no Sakuranbo Gari♪
Mama no Sakuranbo Gari♪
NAN%
Tags
  • Shotacon Heroine
  • Nympho Protagonist
  • Infidelity
  • Heroine with Garter Belt
  • Incest
Rating 5.8231 Users
Uta no Okaa-san to Issho
Uta no Okaa-san to Issho
NAN%
Tags
  • Amusement Park
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Heroine with Shorts
  • Twin Handjob
Rating 5.8411 Users
Nuppunupu Oyako Mix!! ~Double Oyako to Lovelove Pension Seikatsu~
Nuppunupu Oyako Mix!! ~Double Oyako to Lovelove Pension Seikatsu~
NAN%
Tags
  • Single Hole Multiple Objects Insertion (obsolete)
  • Sex Involving Food
  • Vaginal + Anal Object Insertion
  • Otaku Protagonist
  • Heroine with Tan Lines
Rating 7.2037 Users
Aneboku ~Onee-chan wa Bijin 3 Shimai~
Aneboku ~Onee-chan wa Bijin 3 Shimai~
NAN%
Tags
  • Brother/Sister Romance
  • Protagonist with Phimosis
  • Romancing a Family
  • Protagonist's Non-blood-related Sister as a Heroine
  • Single Hole Multiple Objects Insertion (obsolete)
Rating 7.1723 Users
Tap~puri Ijitte Ageru♪ ~Chiisaku Natte Cool Beauty na Kikyou Onee-chan ni Shiborare Tsukusu Itazura Kozukuri~
Tap~puri Ijitte Ageru♪ ~Chiisaku Natte Cool Beauty na Kikyou Onee-chan ni Shiborare Tsukusu Itazura Kozukuri~
48%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Handjob
  • Anilingus
  • Impregnation
Rating 6.3821 Users
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
46%
Tags
  • Divorcee Heroine
  • Apartment Building
  • Track Display
  • University Student Protagonist
  • Heroine with Children
Rating 7.0746 Users
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
46%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Sister/Sister Incest
  • Heroine with Garter Belt
  • Widow Heroine
Rating 6.8920 Users
Chou Konkatsu! 5-nin no Yome ~Are kara Misoji made
Chou Konkatsu! 5-nin no Yome ~Are kara Misoji made
44%
Tags
  • Chikan
  • Wax Play
  • Pegging
  • Heroine with Kimono
  • Body Writing
Rating 6.1410 Users
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
44%
Tags
  • Non-blood-related Mother/Son Incest
  • Adult Breast Feeding
  • Only Protagonist's Relatives as Heroine(s)
  • Netori
  • University Student Protagonist
Rating 6.4520 Users
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
44%
Tags
  • Only Adult Heroines
  • Vaginal Gaping
  • Widow Heroine
  • Stockings
  • Sexual Cosplay
Rating 7.1720 Users
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu
43%
Tags
  • Principal Heroine
  • Only Adult Heroines
  • Dirty Talk
  • Cosplay
  • Widow Heroine
Rating 6.2225 Users
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
42%
Tags
  • Widow Heroine
  • Heroine with Armpit Hair
  • Heroine with Kimono
  • Dildos
  • Rope Bondage
Rating 6.8922 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
41%
Tags
  • Urination Fetish
  • Dramatic Love Triangle
  • Revenge
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.8924 Users
Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
41%
Tags
  • Protagonist with Health Issues
  • School Nurse Support Character
  • School Nurse Heroine
  • Heroine with Sport Bloomers
  • Remote-controlled Vibrator
Rating 6.7026 Users
Neko no Onee-chan ga Oshiete Kureta Koto
Neko no Onee-chan ga Oshiete Kureta Koto
41%
Tags
  • Shotacon
  • Catgirl Heroine
  • Shota Protagonist
  • Straight Shotacon
  • Skin Color Selection
Rating 6.8524 Users
Kouman na Oku-san wa Suki Desu ka? ~Gouman Hitozuma Kyoushi no Otoshikata~
Kouman na Oku-san wa Suki Desu ka? ~Gouman Hitozuma Kyoushi no Otoshikata~
41%
Tags
  • Married Heroine
  • Female Protagonist for a Short Time
  • Sex on a Beach
  • Netori
  • Nympho Heroine
Rating 6.7935 Users
Uta no Okaa-san to Issho
Uta no Okaa-san to Issho
40%
Tags
  • Amusement Park
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Heroine with Shorts
  • Twin Handjob
Rating 5.8411 Users
Aneboku ~Onee-chan wa Bijin 3 Shimai~
Aneboku ~Onee-chan wa Bijin 3 Shimai~
38%
Tags
  • Brother/Sister Romance
  • Protagonist with Phimosis
  • Romancing a Family
  • Protagonist's Non-blood-related Sister as a Heroine
  • Single Hole Multiple Objects Insertion (obsolete)
Rating 7.1723 Users
Hitozuma♪ Kasumi-san ~Oyako to Kyoudou Seikatsu~
Hitozuma♪ Kasumi-san ~Oyako to Kyoudou Seikatsu~
37%
Tags
  • Aunt/Niece Incest
  • Protagonist's Aunt as a Heroine
  • Aunt/Nephew Incest
  • Blood-related Aunt/Nephew Incest
  • Heroine with Flat Chest (Non-Loli)
Rating 7.3134 Users
Beppin Mama ~Love Love Boshi Yuugi~
Beppin Mama ~Love Love Boshi Yuugi~
37%
Tags
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Straight Shotacon
  • Heroine with Anal Hair
  • Big Ass Heroine
Rating 6.3844 Users
Torottoro no Oyako Ren
Torottoro no Oyako Ren'ai ~Okaa-san no Toro Kao ga Kawaii~
36%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Only Blood-related Heroines
  • Only Older Heroines
  • Condoms
Rating 6.3124 Users
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
35%
Tags
  • Heroine with Jeans
  • Food Play
  • Ejaculation Forewarner
  • Heroine with Inverted Nipples
  • Mirror Sex
Rating 6.5927 Users
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu 2
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu 2
34%
Tags
  • Heroine with Children
  • Heroine with Pubic Hair
  • Oyakodon Ending
  • Big Ass Heroine
  • Sexual Cosplay
Rating 6.1122 Users
Shimaizuma ~Shimaizuma 3~
Shimaizuma ~Shimaizuma 3~
34%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Unrequited Love
  • Brief Branches Only
Rating 7.3139 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
34%
Tags
  • Shotacon
  • Pegging
  • Footjob
  • Shota Protagonist
  • Oneesan-type Heroine
Rating 6.1321 Users
Ore ga Aishita Hitozuma ~Emiko~
Ore ga Aishita Hitozuma ~Emiko~
34%
Tags
  • Completely Avoidable Rape
  • Heroine with Huge Breasts
  • Pregnancy Ending
  • Soapy Massage
  • Love Hotel
Rating 6.5434 Users
Onna Zakari wa Toshishita Konomi "Honki no Sex Oshiete A-ge-ru"
Onna Zakari wa Toshishita Konomi "Honki no Sex Oshiete A-ge-ru"
34%
Tags
  • Onsen
  • Heroine with Kimono
  • Early Branching Plot
  • Protagonist's Boss as a Heroine
  • Bunnygirl Cosplay
Rating 6.7435 Users
Enzai no Koujo Aria
Enzai no Koujo Aria
34%
Tags
  • Royal Protagonist
  • Double Handjob
  • Pillory Sex
  • Rape Involving Drugs
  • Nipple Insertion
Rating 6.0225 Users

Cosmos no Himitsu 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 (25 total)

NameScoreImportanceWeight
Parting Ending3.002.156.44
Nun Heroine2.002.194.38
Cosplay2.002.054.09
Single Buttjob2.001.983.97
Footjob2.001.883.76
Shota Protagonist2.001.853.70
Straight Shotacon2.001.823.64
Only Adult Heroines2.001.492.98
Anilingus2.001.472.95
Big Breast Sizes Heroine2.001.312.61
Twin Blowjob2.001.292.58
Single Handjob2.001.252.51
Heroine with Sexual Experience2.001.222.43
Single Boobjob2.001.152.31
Vibrators2.001.152.30
Blowjob2.001.112.23
Sixty-nine2.001.072.14
Outdoor Sex2.001.001.99
Cunnilingus2.000.931.86
Group Sex of One Male and Several Females2.000.921.83
Lesbian Sex1.501.151.72
Cowgirl2.000.841.68
Doggy Style2.000.801.61
Nukige2.000.651.30
ADV2.000.150.29

Traits (48 total)

NameCharactersImportanceWeight
Pregnancy Loss Subject of13.562.47
Double-ended Dildo Subject of (Sexual)22.102.31
Masturbation in front of an Audience Engages in (Sexual)21.902.09
Buttjob Subject of (Sexual)12.791.93
Painter Role12.631.83
Nun Role12.631.82
Blindfold Clothes12.541.76
Group Sex Engages in (Sexual)21.501.65
Divorcee Role12.311.60
Twin Blowjob Engages in (Sexual)21.451.59
Chinese Dress Clothes12.201.52
Betrayal Subject of12.191.51
Lesbian Sex Engages in (Sexual)21.381.51
Mouth Gag Subject of (Sexual)12.141.48
Adult Body21.351.48
Pubic Hair Hair21.341.47
Lace Lingerie Clothes12.091.45
Cross Necklace Clothes12.051.42
Naked Apron Clothes11.871.30
Reverse Spitroast Subject of (Sexual)11.841.28
Pink Rotor Subject of (Sexual)11.831.27
Knee-high Boots Clothes11.831.27
Missionary Subject of (Sexual)21.121.23
Vaginal/Anal Sexual Toys Subject of (Sexual)11.721.20
Footjob Engages in (Sexual)11.721.19
Quickie Fix Subject of (Sexual)21.081.19
Nipple Sucking Engages in (Sexual)11.701.18
Vaginal Fingering Engages in (Sexual)11.621.12
Bondage Sex Subject of (Sexual)11.571.09
Rape Subject of (Sexual)11.561.08
Not a Virgin Role11.420.99
Masturbation Engages in (Sexual)11.390.96
Tominagi Subject of (Sexual)11.360.94
Sixty-nine Engages in (Sexual)11.260.87
Friendly Personality11.220.85
Blowjob Engages in (Sexual)20.760.84
Friend Role11.200.83
Standing Sex Subject of (Sexual)11.180.82
Cunnilingus Subject of (Sexual)11.160.81
Handjob Engages in (Sexual)11.160.80
Outdoor Sex Engages in (Sexual)11.160.80
Vaginal Fingering Subject of (Sexual)11.080.75
Boobjob Engages in (Sexual)11.070.74
Kind Personality11.030.71
Cowgirl Subject of (Sexual)10.950.66
Blond Hair10.890.62
Teen Body10.620.43
Short Hair10.610.42