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Summary

The main character is Takeru. His parents are now abroad and he temporarily lives at his uncle's house. His uncle rarely comes back home, but he enjoys his life there with Mariko, his aunt, and Akine, her daughter. He, however, gradually falls in love with Mariko though he knows it is forbidden. One day, he accidentally sees Mariko masturbating. He can't control his libido anymore and finally sleeps with Mariko.... [From ErogeShop]

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
Kanjuku Shimai ~Haha Futari Chichi Shibori~
Kanjuku Shimai ~Haha Futari Chichi Shibori~
NAN%
Tags
  • Blood-related Aunt/Nephew Incest
  • Rounin Protagonist
  • Protagonist's Aunt as a Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Heroine with Tights
Rating 6.5624 Users
Okaa-san ga Ippai!
Okaa-san ga Ippai!
NAN%
Tags
  • Short Sexual Scenes
  • Protagonist's Non-blood-related Mother as a Heroine
  • Actress Heroine
  • Martial Artist Heroine
  • Smoker Heroine
Rating 7.5351 Users
Hitozuma♪ Kasumi-san ~Oyako to Kyoudou Seikatsu~
Hitozuma♪ Kasumi-san ~Oyako to Kyoudou Seikatsu~
NAN%
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
Aru Kazoku no Kankeizu
Aru Kazoku no Kankeizu
NAN%
Tags
  • Asian-style Manor
  • Sex Swing
  • Sexual Slavery (Choukyou Variation)
  • Non-blood-related Mother/Son Incest
  • Non-blood-related Brother/Sister Incest
Rating 7.1656 Users
Sweetest Maman!
Sweetest Maman!
NAN%
Tags
  • Host Club Heroine
  • Landlady Heroine
  • Apartment Building
  • Widow Heroine
  • Heroine with Children
Rating 7.0229 Users
Omae no Danna Datte Ore no Tsuma o Ubattan Dakara, Ii Darou? ~Fukushuu no Netori~
Omae no Danna Datte Ore no Tsuma o Ubattan Dakara, Ii Darou? ~Fukushuu no Netori~
NAN%
Tags
  • Consensual Phone Sex
  • Swinging
  • Molestation on Public Transport
  • Clothed Male Naked Female
  • Remote-controlled Vibrator
Rating 6.3321 Users
Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"
Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"
NAN%
Tags
  • Swimming Club
  • Protagonist's Sister-in-Law as a Heroine
  • Heroine with Swimsuits
  • Rapist Protagonist
  • Revenge
Rating 7.0229 Users
Akogare no Okaa-san
Akogare no Okaa-san
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Early Branching Plot
  • Protagonist's Non-blood-related Mother as a Heroine
Rating 6.5337 Users
Gibo to Oba ~Soshite Yuujin no Haha~
Gibo to Oba ~Soshite Yuujin no Haha~
NAN%
Tags
  • Protagonist's Aunt as a Heroine
  • Protagonist's Non-blood-related Mother as a Heroine
  • Non-blood-related Mother/Son Incest
  • Consensual Group Sex of One Female and Several Males
  • Heroine with Kimono
Rating 6.9830 Users
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
NAN%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Female Domination
  • Impregnation
  • Nympho Heroine
Rating 6.6826 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
  • Mother/Son Romance
  • Blood-related Mother/Son Incest
  • Netori
Rating 6.8960 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 6.5133 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
  • Shotacon
  • Discreet Phone Sex
Rating 6.6238 Users
Musuko no Tame nara Midara ni Nareru Haha
Musuko no Tame nara Midara ni Nareru Haha
NAN%
Tags
  • Middle School Student Hero
  • Protagonist's Son as a Hero
  • Protagonist with Big Breasts
  • Blood-related Mother/Son Incest
  • Infidelity
Rating 6.9549 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
Miboujin Sanae "Watashi ga Hajimete de Ii no......?"
Miboujin Sanae "Watashi ga Hajimete de Ii no......?"
NAN%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Heroine with Inverted Nipples
  • Alcoholism
  • Female Protagonist for a Short Time
  • Blood-related Mother/Son Incest
Rating 7.3589 Users
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
NAN%
Tags
  • Divorcee Heroine
  • Apartment Building
  • Track Display
  • University Student Protagonist
  • Heroine with Children
Rating 7.0746 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
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 6.4427 Users
Ranbo ~Miboujin Haha no Ureta Nikutai~
Ranbo ~Miboujin Haha no Ureta Nikutai~
NAN%
Tags
  • Heroine with Inverted Nipples
  • Only Blood-related Heroines
  • Blood-related Mother/Son Incest
  • Protagonist with Children
  • Only Adult Heroines
Rating 6.6727 Users
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
NAN%
Tags
  • Unbeknown Incest
  • Yamato Nadeshiko Heroine
  • Heroine with Children
  • Cook Heroine
  • Mother/Son Romance
Rating 7.3257 Users
Nymphomania
Nymphomania
NAN%
Tags
  • Promiscuity
  • Nympho Heroine
  • Sexual Fantasizing
  • Short Sexual Scenes
  • Non-blood-related Mother/Son Incest
Rating 6.5738 Users
Toraba!
Toraba!
NAN%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8524 Users
Mama Goto
Mama Goto
39%
Tags
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Divorcee Heroine
  • Widow Heroine
  • Protagonist's Blood-related Mother as a Heroine
Rating 6.6930 Users
Futago Haha
Futago Haha
38%
Tags
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Twin Sisters as Heroines
  • Mother Support Character
Rating 6.2535 Users
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
Kazoku Ai ~Okaa-san to Nee-san wa Boku no Mono~
37%
Tags
  • Oyakodon Ending
  • Consensual Phone Sex
  • Dildos
  • Shotacon
  • Discreet Phone Sex
Rating 6.6238 Users
Okaa-san wa Ore Sen
Okaa-san wa Ore Sen'you! ~Anata no Hajimete o... Okaa-san ga Moratte A-ge-ru~
34%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Text-only Sexual Content
  • Only Older Heroines
  • Sexual Cosplay
Rating 6.5133 Users
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
31%
Tags
  • Widow Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Mother/Son Romance
  • Blood-related Mother/Son Incest
  • Netori
Rating 6.8960 Users
Gibo to Oba ~Soshite Yuujin no Haha~
Gibo to Oba ~Soshite Yuujin no Haha~
31%
Tags
  • Protagonist's Aunt as a Heroine
  • Protagonist's Non-blood-related Mother as a Heroine
  • Non-blood-related Mother/Son Incest
  • Consensual Group Sex of One Female and Several Males
  • Heroine with Kimono
Rating 6.9830 Users
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
31%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Female Domination
  • Impregnation
  • Nympho Heroine
Rating 6.6826 Users
Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"
Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"
31%
Tags
  • Swimming Club
  • Protagonist's Sister-in-Law as a Heroine
  • Heroine with Swimsuits
  • Rapist Protagonist
  • Revenge
Rating 7.0229 Users
Akogare no Okaa-san
Akogare no Okaa-san
30%
Tags
  • Non-blood-related Mother/Son Incest
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Early Branching Plot
  • Protagonist's Non-blood-related Mother as a Heroine
Rating 6.5337 Users
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
30%
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
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
30%
Tags
  • Divorcee Heroine
  • Apartment Building
  • Track Display
  • University Student Protagonist
  • Heroine with Children
Rating 7.0746 Users
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
Intou Joubo ~Yukemuri ni Ukabu Bibo no Karada
30%
Tags
  • Onsen
  • Blood-related Mother/Son Incest
  • Widow Heroine
  • Forbidden Love
  • Protagonist's Blood-related Mother as a Heroine
Rating 6.4427 Users
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
30%
Tags
  • Unbeknown Incest
  • Yamato Nadeshiko Heroine
  • Heroine with Children
  • Cook Heroine
  • Mother/Son Romance
Rating 7.3257 Users
Toraba!
Toraba!
30%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8524 Users
Amai Seikatsu -Saikou no Gibo to Saikou no Gishimai-
Amai Seikatsu -Saikou no Gibo to Saikou no Gishimai-
30%
Tags
  • Non-blood-related Incest
  • 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
Rating 7.3330 Users
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
29%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Married Heroine
  • Central Heroine
Rating 7.4421 Users
Kyonyuubo ~Okaa-san wa Dare ni mo Watasanai~
Kyonyuubo ~Okaa-san wa Dare ni mo Watasanai~
29%
Tags
  • Rounin Protagonist
  • Protagonist's Blood-related Mother as a Heroine
  • Molestation on Public Transport
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 6.2523 Users
Bloods ~Inraku no Ketsuzoku 2~
Bloods ~Inraku no Ketsuzoku 2~
29%
Tags
  • Heroine with Grandchildren
  • Incest Romance
  • Blood-related Incest
  • Family
  • Protagonist's Twin as a Heroine
Rating 7.1287 Users
♥ri no Natsuyasumi ~Oji-san Kansatsu Nikki~
♥ri no Natsuyasumi ~Oji-san Kansatsu Nikki~
29%
Tags
  • Mesugaki Heroine
  • Heroine with Tan Lines
  • Countryside
  • Uncle/Niece Incest
  • Sex Involving Children
Rating 6.5340 Users
Love Fetish ~Tekoki Hen~
Love Fetish ~Tekoki Hen~
28%
Tags
  • Flat Tints Only
  • High Sexual Content
  • Modern Day
  • Tsundere Heroine
  • Perverted Heroine
Rating 6.7722 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
28%
Tags
  • Urination Fetish
  • Dramatic Love Triangle
  • Revenge
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.8924 Users
Yokorenbo ~Immoral Mother~
Yokorenbo ~Immoral Mother~
28%
Tags
  • Non-blood-related Mother/Daughter Incest
  • Fathercon Heroine
  • Incest
  • Sex with Sleepers
  • Protagonist's Blood-related Mother as a Heroine
Rating 7.1983 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!
28%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Netori
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 5.9526 Users
Mama Mama!?
Mama Mama!?
28%
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 7.1325 Users

Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~ 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 (28 total)

NameScoreImportanceWeight
Aunt/Nephew Incest3.002.748.23
Protagonist's Aunt as a Heroine2.502.235.59
Divorcee Heroine2.002.535.07
Protagonist's Cousin as a Heroine2.501.884.71
Childishly Violent Heroine2.002.184.36
Heroine with Shorts2.002.104.21
Female Protagonist for a Short Time2.002.034.06
Cousin Incest2.002.014.02
Heroine with Kimono2.001.883.76
Oneesan-type Heroine2.001.833.66
Heroine with Sexual Experience3.001.223.65
Adult Heroine3.001.143.41
Summer2.001.673.33
Heroine with Swimsuits2.001.643.29
Netori2.001.593.19
Date Display2.001.503.00
Married Heroine2.001.422.85
Tsundere Heroine2.001.402.80
Perverted Heroine2.001.402.80
Branching Plot2.001.302.60
Under the Same Roof2.001.272.54
Pregnant Sex2.001.182.35
Sex with Protagonist Only2.001.132.26
Doggy Style2.000.801.61
Multiple Endings2.000.671.34
Lactation During Sex1.001.271.27
Male Protagonist2.000.300.61
ADV2.000.150.29

Traits (70 total)

NameCharactersImportanceWeight
Cousin Role21.872.06
Pre-Story Virginity Loss to Protagonist Role12.841.97
Spoons Subject of (Sexual)21.671.83
Uncle Role12.601.80
Model Role12.521.75
Stylish Personality12.391.66
Aunt Role12.371.65
Wise Personality12.351.63
Divorcee Role12.311.60
Infidelity Subject of12.291.59
Footjob Subject of (Sexual)12.181.51
Closet Pervert Personality12.171.50
Docile Personality12.041.42
Wedding Ring Clothes12.001.39
Yamato Nadeshiko Role12.001.38
Selfish Personality11.961.36
One Piece Swimsuit Clothes11.921.33
Slicked Back Hair11.911.33
Rude Personality11.871.30
Tsundere Personality11.871.30
Boobjob Subject of (Sexual)11.861.29
Handjob Engages in (Sexual)21.161.27
Mature Personality11.811.26
Husband Role11.801.25
Infidelity Engages in11.801.24
Short Shorts Clothes11.771.23
Footjob Engages in (Sexual)11.721.19
Arrogant Personality11.701.18
Father Role11.671.16
Garter Belt Stockings Clothes11.621.12
University Student Role11.591.10
Mole Body11.591.10
Lactation Engages in11.591.10
Clothing with Ribbons Clothes11.571.09
Kimono Clothes11.561.08
Pregnant Sex Engages in (Sexual)11.531.06
Blowjob Subject of (Sexual)11.521.06
Pendant Necklace Clothes11.521.06
Incest Engages in (Sexual)11.471.02
Bikini Clothes11.461.01
Mother Role11.461.01
Daughter Role11.461.01
Tank Top Clothes11.420.98
Hair Tie Clothes11.410.97
Tsurime Eyes11.380.96
Female Ejaculation Engages in (Sexual)11.370.95
Tominagi Subject of (Sexual)11.360.94
Adult Body11.350.93
Skirt Clothes11.330.93
Red Hair11.320.92
Trousers Clothes11.190.83
Standing Sex Subject of (Sexual)11.180.82
Butterfly Subject of (Sexual)11.170.81
Cunnilingus Subject of (Sexual)11.160.81
Shirt Clothes11.160.80
Necktie Clothes11.110.77
Brown Hair20.680.75
Quickie Fix Subject of (Sexual)11.080.75
Boobjob Engages in (Sexual)11.070.74
Parted to Side Hair11.050.73
Amber Eyes11.030.71
Kind Personality11.030.71
Green Eyes11.020.70
Cowgirl Subject of (Sexual)10.950.66
Doggy Style Subject of (Sexual)10.930.64
Shoulder-length Hair10.920.64
Blue Eyes10.800.56
Young-adult Body10.760.53
Blowjob Engages in (Sexual)10.760.53
Long Hair10.750.52