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Summary

The main character's mother eloped with someone in the past, and he can't trust women since then. But he longs for mother's love.... One day, his father gets married to Aiko, and his new life starts. But Aiko's younger sister, Kaori, appears in front of them, and their peaceful life changes gradually. Kaori says to him, "You want to shag with your mother, don't you?", and gives him a blowjob. He is confused, and finds out there is a secret desire deep inside his heart. What does he want from his mother...? [From ErogeShop]

Yoyogi Hitozuma Senmon Gakuin ~Nyuuzuma-tachi no Ennui~
Yoyogi Hitozuma Senmon Gakuin ~Nyuuzuma-tachi no Ennui~
NAN%
Tags
  • Announcer Heroine
  • Protagonist's Sister-in-Law as a Heroine
  • Nurse Heroine
  • Family Life Comedy
  • American Heroine
Rating 7.0824 Users
Mama no Bonyuu
Mama no Bonyuu
NAN%
Tags
  • Protagonist's Non-blood-related Mother as a Heroine
  • Artist Heroine
  • Artist Protagonist
  • Boobjob
  • Lactation During Sex
Rating 6.4427 Users
Juku Volley ~Shigoki Shigokareru Ureta Hitozuma-tachi~
Juku Volley ~Shigoki Shigokareru Ureta Hitozuma-tachi~
NAN%
Tags
  • Volleyball Club
  • Sports
  • Triple Boobjob
  • Fictional Modern Day Japanese Countryside
  • Bunnygirl Cosplay
Rating 7.2337 Users
Mama, Onani Suru Kurai Nara Boku ga Shite Ageru yo!
Mama, Onani Suru Kurai Nara Boku ga Shite Ageru yo!
NAN%
Tags
  • Armbinder
  • Heroine with Catsuit
  • Sexual Slavery (Consensual)
  • Protagonist's Blood-related Mother as a Heroine
  • Sexual Roleplay
Rating 5.9129 Users
Futago no Haha Seihonnou
Futago no Haha Seihonnou
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Blood-related Mother/Son Incest
  • Aunt/Nephew Incest
  • Incest
  • Modern Day Earth
Rating 6.9865 Users
Gibo no Toiki ~Haitokushin ni Tadayou Haha no Iroka~
Gibo no Toiki ~Haitokushin ni Tadayou Haha no Iroka~
NAN%
Tags
  • Shopkeeper Heroine
  • Heroine with Anal Hair
  • In-law Incest
  • Heroine with Armpit Hair
  • Stockings
Rating 7.5343 Users
Okaa-san wa Ore Sen
Okaa-san wa Ore Sen'you! ~Anata no Hajimete o... Okaa-san ga Moratte A-ge-ru~
NAN%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Text-only Sexual Content
  • Only Older Heroines
  • Sexual Cosplay
Rating 6.5030 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
NAN%
Tags
  • Masturbation with Object
  • Sexual Fantasizing
  • Widow Heroine
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.9821 Users
Shimaizuma ~Shimaizuma 3~
Shimaizuma ~Shimaizuma 3~
NAN%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Unrequited Love
  • Childishly Violent Heroine
  • Brief Branches Only
Rating 7.3137 Users
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
NAN%
Tags
  • Onsen
  • Blood-related Mother/Son Incest
  • Widow Heroine
  • Forbidden Love
  • Protagonist's Blood-related Mother as a Heroine
Rating 6.4026 Users
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
NAN%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Married Heroine
  • Central Heroine
Rating 7.4820 Users
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
NAN%
Tags
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Divorcee Heroine
  • Protagonist's Cousin as a Heroine
  • Childishly Violent Heroine
Rating 6.8226 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
NAN%
Tags
  • Urination Fetish
  • Revenge
  • Dramatic Love Triangle
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.9124 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
Midara na Mansion
Midara na Mansion
NAN%
Tags
  • Janitor Protagonist
  • Promiscuous Heroine
  • Apartment Building
  • Married Heroine
  • Adult Heroine
Rating 6.7620 Users
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
NAN%
Tags
  • More Than Seven Heroines
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Consensual Group Sex of One Female and Several Males
  • Prostitute Heroine
Rating 6.4630 Users
Milk Junkie 3
Milk Junkie 3
NAN%
Tags
  • Protagonist's Boss as a Heroine
  • Breast Smothering
  • Co-worker Heroine
  • Protagonist's Wife as a Heroine
  • Cousin Incest
Rating 7.7925 Users
Miko Mama
Miko Mama
NAN%
Tags
  • Blood-related Incest
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Promiscuous Heroine
  • Futanari Support Character
Rating 6.0724 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 7.0939 Users
Shin Yarasete! Teacher
Shin Yarasete! Teacher
NAN%
Tags
  • Shimaidon
  • Oyakodon
  • Shota Protagonist
  • Non-twin Heroine Sisters
  • Principal Heroine
Rating 6.7337 Users
Tsuma no Haha Sayuri
Tsuma no Haha Sayuri
NAN%
Tags
  • Heroine with Pre-story Virginity Loss to the Protagonist
  • Protagonist's Aunt as a Heroine
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Narrating Others' Thoughts
Rating 7.3776 Users
Yarasete! Teacher Sotsugyou
Yarasete! Teacher Sotsugyou
NAN%
Tags
  • Only Older Heroines
  • Heroine with Glasses
  • Single Ending
  • Teacher Heroine
  • Student Protagonist
Rating 6.0022 Users
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
NAN%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Netori
  • Only Older Heroines
  • Only Blood-related Heroines
Rating 5.9626 Users
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
NAN%
Tags
  • Oyakodon Ending
  • Consensual Phone Sex
  • Dildos
  • Discreet Phone Sex
  • Shotacon
Rating 6.6237 Users
Yakata Jukujo ~The Immoral Residence~
Yakata Jukujo ~The Immoral Residence~
62%
Tags
  • Non-blood-related Mother/Son Incest
  • Obacon
  • Protagonist with Phimosis
  • Butler Protagonist
  • Harem Ending with Theme
Rating 7.5542 Users
Hitozuma Gui ~Manbiki G-man Chijoku Nikki~
Hitozuma Gui ~Manbiki G-man Chijoku Nikki~
45%
Tags
  • Married Heroine
  • Heroine with Inverted Nipples
  • No "Keep Voice on Click" Option
  • Unlockable Harem Ending
  • Rape with Blackmail
Rating 6.9046 Users
Anata to Mita Sakura ~Shimaizuma~
Anata to Mita Sakura ~Shimaizuma~
42%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Hetare Protagonist
  • Pantyjob
  • Widow Heroine
  • Heroine with Kimono
Rating 6.7720 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
39%
Tags
  • Urination Fetish
  • Revenge
  • Dramatic Love Triangle
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.9124 Users
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
37%
Tags
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Divorcee Heroine
  • Protagonist's Cousin as a Heroine
  • Childishly Violent Heroine
Rating 6.8226 Users
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
36%
Tags
  • Onsen
  • Blood-related Mother/Son Incest
  • Widow Heroine
  • Forbidden Love
  • Protagonist's Blood-related Mother as a Heroine
Rating 6.4026 Users
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
36%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Married Heroine
  • Central Heroine
Rating 7.4820 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
36%
Tags
  • Masturbation with Object
  • Sexual Fantasizing
  • Widow Heroine
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.9821 Users
Shimaizuma ~Shimaizuma 3~
Shimaizuma ~Shimaizuma 3~
34%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Unrequited Love
  • Childishly Violent Heroine
  • Brief Branches Only
Rating 7.3137 Users
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
34%
Tags
  • More Than Seven Heroines
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Consensual Group Sex of One Female and Several Males
  • Prostitute Heroine
Rating 6.4630 Users
Miko Mama
Miko Mama
33%
Tags
  • Blood-related Incest
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Promiscuous Heroine
  • Futanari Support Character
Rating 6.0724 Users
Shin Yarasete! Teacher
Shin Yarasete! Teacher
33%
Tags
  • Shimaidon
  • Oyakodon
  • Shota Protagonist
  • Non-twin Heroine Sisters
  • Principal Heroine
Rating 6.7337 Users
Yarasete! Teacher Sotsugyou
Yarasete! Teacher Sotsugyou
33%
Tags
  • Only Older Heroines
  • Heroine with Glasses
  • Single Ending
  • Teacher Heroine
  • Student Protagonist
Rating 6.0022 Users
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
33%
Tags
  • Oyakodon Ending
  • Consensual Phone Sex
  • Dildos
  • Discreet Phone Sex
  • Shotacon
Rating 6.6237 Users
Tokoya no Oba-chan ~Oka no Ue no Barber~
Tokoya no Oba-chan ~Oka no Ue no Barber~
32%
Tags
  • Heroine With Kansai Accent
  • Only Older Heroines
  • Changeable Voice Actors
  • Obacon
  • Aunt/Nephew Incest
Rating 6.9856 Users
Jokei Kazoku ~Inbou~
Jokei Kazoku ~Inbou~
31%
Tags
  • Non-twin Heroine Sisters
  • Unavoidable Rape
  • Lesbian Heroine
  • Rapist Protagonist
  • Revenge
Rating 7.0738 Users
Shin NOZOKI-ma 2 ~Jogakuryou no Himitsu~
Shin NOZOKI-ma 2 ~Jogakuryou no Himitsu~
31%
Tags
  • Paraphilic Infantilism
  • School Nurse Heroine
  • Narrating Others' Thoughts
  • Heroine with Garter Belt
  • Masochist Heroine
Rating 6.3721 Users
Ijikuri Mama 3
Ijikuri Mama 3
31%
Tags
  • Unavoidable Harem Ending
  • Heroine with Tan Lines
  • Shotacon
  • Inbreeding
  • Protagonist's Blood-related Mother as a Heroine
Rating 5.8125 Users
In
In'en ~Yamazato ni Midareru Taoyame~
30%
Tags
  • Countryside
  • Heroine with Kimono
  • Sickly Protagonist
  • Heroine with Inverted Nipples
  • Tomboy Heroine
Rating 6.4827 Users
Yarasete! Teacher ~Gakuen Ryokou~
Yarasete! Teacher ~Gakuen Ryokou~
30%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Amusement Park
  • School Nurse Heroine
  • Onsen
Rating 6.1741 Users
Oni Chichi 2
Oni Chichi 2
30%
Tags
  • Blood-related Father/Daughter Incest
  • Fathercon Heroine
  • Protagonist's Blood-related Daughter as a Heroine
  • Internal Exhibition of Sex
  • Unavoidable Rape
Rating 6.4566 Users
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu 2
Hitozuma Onna Kyoushi Seiyoku no Kyoushitsu 2
29%
Tags
  • Heroine with Children
  • Heroine with Pubic Hair
  • Oyakodon Ending
  • Big Ass Heroine
  • Sexual Cosplay
Rating 6.2921 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~
29%
Tags
  • In-law Incest
  • Discreet Sex
  • Netori
  • Infidelity
  • Only Adult Heroines
Rating 6.3642 Users
Musuko no Tame nara Midara ni Nareru Haha
Musuko no Tame nara Midara ni Nareru Haha
29%
Tags
  • Protagonist's Son as a Hero
  • Blood-related Mother/Son Incest
  • Protagonist's Blood-related Mother as a Heroine
  • Infidelity
  • Protagonist Selection
Rating 6.9648 Users

Gibo to Oba ~Soshite Yuujin no Haha~ 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 (20 total)

NameScoreImportanceWeight
Protagonist's Aunt as a Heroine3.002.246.71
Protagonist's Non-blood-related Mother as a Heroine3.002.166.49
Non-blood-related Mother/Son Incest2.502.215.52
Consensual Group Sex of One Female and Several Males2.002.024.05
Heroine with Kimono2.001.863.73
Nympho Heroine2.001.833.66
Wake-up Sex2.001.833.65
Teacher Heroine2.001.352.71
Heroine with Big Breasts3.000.892.66
Heroine with Glasses2.001.112.21
Nukige3.000.641.93
Gokkun1.001.901.90
Adult Breast Feeding1.001.691.69
Heroine with Pubic Hair1.001.491.49
Double Penetration (Group Sex)1.001.441.44
Ahegao1.001.241.24
Anal Sex1.001.151.15
Male Protagonist2.000.300.60
ADV3.000.140.43
2.000.000.00

Traits (94 total)

NameCharactersImportanceWeight
Gokkun Engages in (Sexual)32.032.81
Wedding Ring Clothes32.012.79
Non-blood-related Mother Role22.392.63
Housewife Role22.322.55
Spit-roast Subject of (Sexual)31.742.42
Group Sex Engages in (Sexual)41.442.32
Double-ended Dildo Subject of (Sexual)22.102.30
Vaginal/Anal Sexual Toys Subject of (Sexual)31.652.28
Pubic Hair Hair41.342.16
Gang Rape Subject of (Sexual)21.892.07
Big Breast Sizes Body31.472.03
Bun Hair21.781.96
Multiple Penetration Subject of (Sexual)21.741.91
Envious Personality12.751.91
Bukkake Subject of (Sexual)31.341.86
Mole Body21.631.79
Non-blood-related Son Role12.511.74
Secretary Role12.491.73
Baby-doll Clothes12.431.68
Aunt Role12.391.66
Nymphomania Subject of12.351.63
Butterfly Subject of (Sexual)31.171.63
Handjob Engages in (Sexual)31.161.61
Rope Bondage Harness Clothes12.291.59
Twin Blowjob Engages in (Sexual)21.441.58
Missionary Subject of (Sexual)31.111.54
Straight Hair40.961.54
Nipple Sucking Subject of (Sexual)21.391.53
Sexual Masochism Engages in (Sexual)12.201.52
Double Penetration (Group Sex) Engages in (Sexual)12.181.51
Vindictive Personality12.171.51
Non-blood-related Incest Engages in (Sexual)12.171.50
Handcuffed Sex Subject of (Sexual)12.151.49
Sexual Sadism Engages in (Sexual)12.131.48
Boobjob Engages in (Sexual)31.061.47
Curtained Hair21.301.42
Hazel Eyes12.041.42
Anal Beads Subject of (Sexual)12.001.39
Selfish Personality11.961.36
Clumsy Personality11.931.34
Cowgirl Subject of (Sexual)30.951.32
Jealous Personality11.891.31
Cardigan Clothes11.891.31
Anal Sex Subject of (Sexual)21.191.30
Boobjob Subject of (Sexual)11.871.30
Naked Apron Clothes11.871.29
Puffy Sleeves Clothes11.861.29
Strict Personality11.851.28
Doggy Style Subject of (Sexual)30.921.28
Sitting Sex Engages in (Sexual)11.841.27
Moustache Hair11.841.27
Blazer Clothes11.831.27
Husband Role11.821.26
Deepthroat Engages in (Sexual)11.811.26
Young-adult Body40.771.24
Blowjob Engages in (Sexual)40.761.22
Missionary Engages in (Sexual)11.751.21
Teal Eyes11.721.19
Arrogant Personality11.701.18
Father Role11.681.16
Carefree Personality11.671.16
Sitting Sex Subject of (Sexual)21.051.16
Nail Polish Body11.671.16
Spoons Subject of (Sexual)11.671.16
Double Penetration (Group Sex) Subject of (Sexual)11.641.14
Lactation Engages in11.591.10
Sex in Water Engages in (Sexual)11.561.08
Kimono Clothes11.551.07
Teacher Role11.541.07
Long Hair30.751.04
Blouse Clothes11.481.03
Smart Personality11.471.02
Earrings Clothes11.420.98
Masturbation Engages in (Sexual)11.370.95
Brown Hair30.680.94
Ahegao Engages in (Sexual)11.330.92
Skirt Clothes11.330.92
Black Hair20.810.89
Blue Eyes20.800.88
Friendly Personality11.230.86
Trousers Clothes11.210.84
Violet Hair11.190.82
Shirt Clothes11.150.80
Necktie Clothes11.110.77
Glasses Clothes11.080.75
Miniskirt Clothes11.070.74
Kind Personality11.040.72
Violet Eyes11.040.72
Short Hair20.610.67
Shoulder-length Hair10.910.63
Brown Eyes10.900.62
High School Student Role10.840.58
School Uniform Clothes10.730.51
40.000.00