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Summary

The protagonist (Tatsuya) lives together with his stepmother Aya... He's an ordinary graduate university student. When he was still a child, he was told by his father that his mother had died. At present, his father is so busy with work he rarely has time to come home... Along with his stepmother who kept waiting...life moved on. The empty days kept passing until one dark day. They met the beautiful woman(Sumire) ,who claimed to be a widow and had moved into the house next door. Looking from his mother's face, to the woman's...

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 6.9021 Users
Bloods ~Inraku no Ketsuzoku 2~
Bloods ~Inraku no Ketsuzoku 2~
NAN%
Tags
  • Heroine with Grandchildren
  • Incest Romance
  • Blood-related Incest
  • Family
  • Protagonist's Twin as a Heroine
Rating 7.1388 Users
Soukan Yuugi
Soukan Yuugi
NAN%
Tags
  • Only Blood-related Heroines
  • Rape by Proxy
  • Unlockable Harem Ending
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
Rating 7.2395 Users
Yokorenbo ~Immoral Mother~
Yokorenbo ~Immoral Mother~
NAN%
Tags
  • Non-blood-related Mother/Daughter Incest
  • Fathercon Heroine
  • Sex with Sleepers
  • Protagonist's Blood-related Mother as a Heroine
  • Protagonist's Non-blood-related Sister as a Heroine
Rating 7.2183 Users
Iyashinbo ~Sekai de Ichiban Suki na Hito~
Iyashinbo ~Sekai de Ichiban Suki na Hito~
NAN%
Tags
  • Mother/Son Romance
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Shota Protagonist
Rating 7.7490 Users
LOVEMILF
LOVEMILF
NAN%
Tags
  • Obacon
  • Netori
  • Heroine with Crotchless Clothing
  • Infidelity
  • Long Sexual Scenes
Rating 7.5074 Users
Kyouiku Mama to Oba to Oba
Kyouiku Mama to Oba to Oba
NAN%
Tags
  • Obacon
  • Mother/Son Romance
  • Protagonist's Aunt as a Heroine
  • Blood-related Aunt/Nephew Incest
  • Only Older Heroines
Rating 7.60113 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
Yuuwaku Onna Kyoushi ~Ureta Mitsu no Aji~
Yuuwaku Onna Kyoushi ~Ureta Mitsu no Aji~
NAN%
Tags
  • Only Older Heroines
  • Heroine with Children
  • Student-Teacher Romance
  • Obacon
  • School Nurse Heroine
Rating 6.7620 Users
Aniyome -Miboujin-
Aniyome -Miboujin-
NAN%
Tags
  • In-law Incest
  • Passage of Time
  • Heroine with Children
  • Evil Route
  • Widow Heroine
Rating 6.3856 Users
Bakunyuu! Dekajiri! Ama Oba-san
Bakunyuu! Dekajiri! Ama Oba-san
NAN%
Tags
  • Protagonist's Aunt as a Heroine
  • Netori
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Married Heroine
Rating 7.4592 Users
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
NAN%
Tags
  • Mother/Son Incest
  • Incest Romance
  • Only Blood-related Heroines
  • Blood-related Mother/Son Incest
  • Shimaidon with Twins Ending
Rating 6.3135 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 7.1325 Users
Datsubo Kan
Datsubo Kan
NAN%
Tags
  • Incest
  • Protagonist's Blood-related Mother as a Heroine
  • Blackmail
  • Blood-related Mother/Son Incest
  • Netori
Rating 6.9861 Users
Musuko no Tomodachi ni Okasarete
Musuko no Tomodachi ni Okasarete
NAN%
Tags
  • Protagonist's Son as a Hero
  • Protagonist with Children
  • Perverted Hero
  • Lots of Event CGs
  • Unlockable Protagonist
Rating 7.5486 Users
Kinshin Souai ~Haha ni Koi Shita Boku~
Kinshin Souai ~Haha ni Koi Shita Boku~
NAN%
Tags
  • Haraguro Heroine
  • Only One Good Ending
  • Dildos
  • Villainous Heroine
  • Tribadism
Rating 6.6430 Users
Seiso na Aniyome wa Ore Dake no Inran Niku Onaho
Seiso na Aniyome wa Ore Dake no Inran Niku Onaho
NAN%
Tags
  • In-law Incest
  • Netori
  • Protagonist's Sister-in-Law as a Heroine
  • Narrating Others' Thoughts
  • Shimaidon Ending
Rating 6.9644 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 7.3820 Users
Mama Goto
Mama Goto
NAN%
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 6.6730 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
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
NAN%
Tags
  • Incest Romance
  • Daydreams
  • Oyakodon Ending
  • Widow Heroine
  • Middle School Student Heroine
Rating 6.8357 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
  • Heroine with Tights
Rating 6.6527 Users
Shin NOZOKI-ma ~Gesshukuya Kanshi 24 Ji~
Shin NOZOKI-ma ~Gesshukuya Kanshi 24 Ji~
NAN%
Tags
  • Weak-willed Heroine
  • Uncle/Niece Incest
  • Voyeurism
  • Family
  • Rape with Blackmail
Rating 6.5823 Users
Kikenbi Neratte!? Haramase Gakuen 2
Kikenbi Neratte!? Haramase Gakuen 2
NAN%
Tags
  • Impregnation Choice
  • Harem Ending with Theme
  • Proactive Protagonist
  • Unlockable Epilogue
  • Unlockable Harem Ending
Rating 6.6520 Users
Kaa-san Aishiteru ~Jinsei o Kaketa Hahaoya Kanraku Daisakusen~
Kaa-san Aishiteru ~Jinsei o Kaketa Hahaoya Kanraku Daisakusen~
38%
Tags
  • Mother/Son Romance
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Heroine with Gigantic Breasts
  • Heroine in Relationship with Other(s)
Rating 6.5529 Users
Mama no Bonyuu
Mama no Bonyuu
37%
Tags
  • Protagonist's Non-blood-related Mother as a Heroine
  • Artist Heroine
  • Artist Protagonist
  • Boobjob
  • Lactation During Sex
Rating 6.4929 Users
Datsubo Kan
Datsubo Kan
35%
Tags
  • Incest
  • Protagonist's Blood-related Mother as a Heroine
  • Blackmail
  • Blood-related Mother/Son Incest
  • Netori
Rating 6.9861 Users
Mama Mama!?
Mama Mama!?
35%
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
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
34%
Tags
  • Mother/Son Incest
  • Incest Romance
  • Only Blood-related Heroines
  • Blood-related Mother/Son Incest
  • Shimaidon with Twins Ending
Rating 6.3135 Users
Aniyome -Miboujin-
Aniyome -Miboujin-
34%
Tags
  • In-law Incest
  • Passage of Time
  • Heroine with Children
  • Evil Route
  • Widow Heroine
Rating 6.3856 Users
Bakunyuu! Dekajiri! Ama Oba-san
Bakunyuu! Dekajiri! Ama Oba-san
34%
Tags
  • Protagonist's Aunt as a Heroine
  • Netori
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Married Heroine
Rating 7.4592 Users
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
34%
Tags
  • Unbeknown Incest
  • Yamato Nadeshiko Heroine
  • Heroine with Children
  • Cook Heroine
  • Mother/Son Romance
Rating 7.3257 Users
Yuuwaku Onna Kyoushi ~Ureta Mitsu no Aji~
Yuuwaku Onna Kyoushi ~Ureta Mitsu no Aji~
33%
Tags
  • Only Older Heroines
  • Heroine with Children
  • Student-Teacher Romance
  • Obacon
  • School Nurse Heroine
Rating 6.7620 Users
Kinshin Souai ~Haha ni Koi Shita Boku~
Kinshin Souai ~Haha ni Koi Shita Boku~
33%
Tags
  • Haraguro Heroine
  • Only One Good Ending
  • Dildos
  • Villainous Heroine
  • Tribadism
Rating 6.6430 Users
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
32%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Married Heroine
  • Central Heroine
Rating 7.3820 Users
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
Koitsuma Biyori ~Yukino-san wa Hitozuma Kanrinin~
31%
Tags
  • Divorcee Heroine
  • Apartment Building
  • Track Display
  • University Student Protagonist
  • Heroine with Children
Rating 7.0746 Users
Ranbo ~Miboujin Haha no Ureta Nikutai~
Ranbo ~Miboujin Haha no Ureta Nikutai~
31%
Tags
  • Heroine with Inverted Nipples
  • Only Blood-related Heroines
  • Blood-related Mother/Son Incest
  • Protagonist with Children
  • Heroine with Tights
Rating 6.6527 Users
Kikenbi Neratte!? Haramase Gakuen 2
Kikenbi Neratte!? Haramase Gakuen 2
30%
Tags
  • Impregnation Choice
  • Harem Ending with Theme
  • Proactive Protagonist
  • Unlockable Epilogue
  • Unlockable Harem Ending
Rating 6.6520 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
30%
Tags
  • Masturbation with Object
  • Widow Heroine
  • Sexual Fantasizing
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.8223 Users
Miboujin Sanae "Watashi ga Hajimete de Ii no......?"
Miboujin Sanae "Watashi ga Hajimete de Ii no......?"
29%
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 7.3389 Users
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
Hitozuma♪ Kasumi-san 2 ~Oku-sama - Miboujin Owner to Kyoudou Seikatsu~
29%
Tags
  • Only Adult Heroines
  • Vaginal Gaping
  • Widow Heroine
  • Stockings
  • Sexual Cosplay
Rating 7.1720 Users
Inraku no Ketsuzoku ~Kindan no Jubaku~
Inraku no Ketsuzoku ~Kindan no Jubaku~
28%
Tags
  • Inbred Protagonist
  • Inbred Heroine
  • Only Protagonist's Relatives as Heroine(s)
  • Harem Ending with Theme
  • Heroine with Grandchildren
Rating 6.9476 Users
Haha to Kodomobeya Oji-san no 1○ Nenkan no Nariyuki to, Sorekara.
Haha to Kodomobeya Oji-san no 1○ Nenkan no Nariyuki to, Sorekara.
28%
Tags
  • Secret Romance
  • Mother/Son Romance
  • No "Keep Voice on Click" Option
  • No Voice Replay
  • Mother/Son Incest
Rating 6.8937 Users
Hataraku Oku-san wa Suki Desu ka? ~Part no Oba-chan ga Onna ni Naru made~
Hataraku Oku-san wa Suki Desu ka? ~Part no Oba-chan ga Onna ni Naru made~
28%
Tags
  • Heroine with Children
  • Married Heroine
  • Netori
  • Sex on a Beach
  • Love Hotel
Rating 6.8427 Users
LOVEMILF2
LOVEMILF2
28%
Tags
  • Blood-related Aunt/Nephew Incest
  • Obacon
  • Breast Smothering
  • Heroine with Beauty Mark
  • Protagonist's Aunt as a Heroine
Rating 7.6381 Users
Gadget
Gadget
27%
Tags
  • Student Club
  • Family
  • Passage of Time
  • Mother Support Character
  • Genius Heroine
Rating 7.6120 Users
Subete Ubatte Yaru!
Subete Ubatte Yaru!
27%
Tags
  • Non-blood-related Mother/Daughter Incest
  • Non-blood-related Sister/Sister Incest
  • Brother/Sister Romance
  • Blood-related Cousin Incest
  • Cousin Romance
Rating 6.7033 Users
Amai Seikatsu -Saikou no Gibo to Saikou no Gishimai-
Amai Seikatsu -Saikou no Gibo to Saikou no Gishimai-
27%
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

Incest Lover ~Mama to Haha 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 (18 total)

NameScoreImportanceWeight
Mother/Son Romance3.002.567.69
Unbeknown Incest2.002.775.55
Protagonist's Non-blood-related Mother as a Heroine2.502.175.43
Obacon2.002.675.34
Only Older Heroines2.502.075.17
Non-blood-related Mother/Son Incest2.332.225.16
Incest Romance2.002.254.50
Infidelity2.001.503.00
Perverted Heroine2.001.412.82
Bathroom Sex2.001.192.37
Adult Protagonist2.001.012.03
Cunnilingus2.000.931.86
Cowgirl2.000.841.68
Doggy Style2.000.811.61
Protagonist with a Face2.000.631.27
Male Protagonist2.500.300.75
Nukige1.000.650.65
ADV2.000.140.29

Traits (56 total)

NameCharactersImportanceWeight
Non-blood-related Incest Engages in (Sexual)22.152.37
Wedding Ring Clothes22.002.20
Unbeknown Incest Engages in (Sexual)13.072.13
Non-blood-related Son Role12.491.72
Big Breast Sizes Body21.561.71
Non-blood-related Mother Role12.371.64
Housewife Role12.311.60
Cooking Engages in21.421.56
Widow Role12.201.53
Nipple Sucking Subject of (Sexual)21.381.52
Lazy Personality12.161.49
Skirt Clothes21.341.47
Pubic Hair Hair21.341.47
Lonely Role12.051.42
Facesitting Engages in (Sexual)11.971.37
Naked Apron Clothes11.881.30
Cardigan Clothes11.871.30
Group Sex of One Male and Several Females Engages in (Sexual)21.171.29
Handjob Engages in (Sexual)21.161.27
Son Role11.821.26
Mature Personality11.811.26
Infidelity Engages in11.801.25
Missionary Subject of (Sexual)21.121.23
Reverse Missionary Subject of (Sexual)11.741.20
Footjob Engages in (Sexual)11.721.19
Nipple Sucking Engages in (Sexual)11.701.18
Pervert Personality11.631.13
Mole Body11.581.09
Sex in Water Engages in (Sexual)11.561.08
Refined Personality11.541.07
Wife Role11.531.06
Cowgirl Subject of (Sexual)20.951.05
Sex in Front of an Audience Engages in (Sexual)11.501.04
Necklace Clothes11.501.04
Incest Engages in (Sexual)11.471.02
Doggy Style Subject of (Sexual)20.921.01
Blouse Clothes11.461.01
Brown Eyes20.900.99
Black Eyes11.420.98
Masturbation Engages in (Sexual)11.400.97
Bathroom Sex Engages in (Sexual)11.390.96
Blowjob Engages in (Sexual)20.760.84
Violet Hair11.200.83
Standing Sex Subject of (Sexual)11.180.81
Butterfly Subject of (Sexual)11.170.81
Cunnilingus Subject of (Sexual)11.160.81
Brown Hair20.680.75
Vaginal Fingering Subject of (Sexual)11.080.75
Boobjob Engages in (Sexual)11.070.74
Sitting Sex Subject of (Sexual)11.060.74
Parted to Side Hair11.050.73
Thigh-high Stockings Clothes11.040.72
Kind Personality11.030.71
Shoulder-length Hair10.920.64
Long Hair10.750.52
Short Hair10.610.42