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Summary

The main character used to live with his parents and three older sisters happily. But their parents passed away suddenly in a car accident and each child was accepted into different, new family. More than ten years later, here comes a lawyer and tells the protagonist that he has a grandfather and about his sisters' whereabouts. He goes out to meet his sisters soon but is disappointed to see them to have changed dramatically. He and his three sisters gather up at their grandfather's house to allot his inheritance. The will says that the people who can receive the fortune by inheritance are only one sister and one brother and the certain sister is to be decided by the brother! One month is given to him to decide after living with his sisters. Who will be the one to receive the inheritance and what will happen to them at the end? [Edited from ErogeShop]

Zoku Mama Club
Zoku Mama Club
NAN%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Mother Support Character
  • School Nurse Heroine
  • Non-blood-related Mother/Son Incest
Rating 6.3235 Users
Saimin Paranoia
Saimin Paranoia
NAN%
Tags
  • Chikan Protagonist
  • Molestation on Public Transport
  • Gyaru Heroine
  • Erotic Mind Control
  • Sex in a Vehicle
Rating 6.4425 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
Demiparadoxia ∞ Hookerstic - Hokujou Hen
Demiparadoxia ∞ Hookerstic - Hokujou Hen
NAN%
Tags
  • Prostitute Heroine
  • Heroine with Anal Hair
  • Pubic Hair Option
  • Heroine with Armpit Hair
  • Hotel
Rating 6.6023 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
Hitozuma ga Wakai Juuyoku ni Otosareru Toki
Hitozuma ga Wakai Juuyoku ni Otosareru Toki
NAN%
Tags
  • Netorare Type A
  • Masturbation Involving Food
  • Voyeurism
  • Discreet Phone Sex
  • Shotacon
Rating 6.9123 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
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
Seibo Kyoushi Waga Ko kara no Kyouiku Shidou
Seibo Kyoushi Waga Ko kara no Kyouiku Shidou
NAN%
Tags
  • Aunt/Nephew Incest
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist with Glasses
  • Early Sexual Content
Rating 6.7114 Users
Yakin Byoutou Zero
Yakin Byoutou Zero
NAN%
Tags
  • Foot Insertion
  • Breast Press
  • Breast Torture
  • Vaginal + Anal Penetration
  • Face-farting
Rating 6.3118 Users
Ade Chichi ~Tsurime de Midara de Yabai Hisho
Ade Chichi ~Tsurime de Midara de Yabai Hisho
NAN%
Tags
  • Salaryman Protagonist
  • Office Lady Heroine
  • Co-worker Heroine
  • Arrogant Heroine
  • Only One Good Ending
Rating 5.9214 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
Ijikuri Mama 3
Ijikuri Mama 3
NAN%
Tags
  • Unavoidable Harem Ending
  • Heroine with Tan Lines
  • Shotacon
  • Inbreeding
  • Protagonist's Blood-related Mother as a Heroine
Rating 5.8125 Users
Tonarizuma
Tonarizuma
NAN%
Tags
  • Netori
  • Married Heroine
  • Heroine with Garter Belt
  • Harem Ending
  • Widow Heroine
Rating 6.6414 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
Ai Shimai Tsubomi... Kegashite Kudasai
Ai Shimai Tsubomi... Kegashite Kudasai
NAN%
Tags
  • Blackmail
  • School Nurse Support Character
  • Sexual Slavery
  • Oyakodon
  • Blood-related Sister/Sister Incest
Rating 6.6214 Users
Itazura ~Boku Dake no Zettai Ryouiki~
Itazura ~Boku Dake no Zettai Ryouiki~
NAN%
Tags
  • Chikan Heroine
  • Hotel
  • Trains
  • Voiced Thoughts
  • Pregnancy Good Ending
Rating 6.1820 Users
Nozoki Seikatsu ~Bijin Oyako no Ana to Ana!~
Nozoki Seikatsu ~Bijin Oyako no Ana to Ana!~
NAN%
Tags
  • Voyeurism
  • American Heroine
  • Blood-related Aunt/Nephew Incest
  • Fictional Modern Day Japanese Countryside
  • Protagonist's Aunt as a Heroine
Rating 5.8021 Users
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
NAN%
Tags
  • Shimaidon
  • Non-twin Heroine Sisters
  • Homemaker Protagonist
  • Protagonist in Relationship
  • Married Heroine
Rating 6.5023 Users
Koitsura Erosugi!
Koitsura Erosugi!
NAN%
Tags
  • Heroine with Tan Lines
  • Protagonist's Full Sister as a Heroine
  • Protagonist's Younger Sister as a Heroine
  • Protagonist with Phimosis
  • Mesugaki Heroine
Rating 6.0021 Users
Imouto Tousatsu ~Jitaku Stalker~
Imouto Tousatsu ~Jitaku Stalker~
NAN%
Tags
  • NEET Protagonist
  • Heroine Rape by Others
  • Blind Choices
  • Panchira
  • Domicile
Rating 5.8511 Users
Hentai Roshutsu Choukyou Tsuma Keiko
Hentai Roshutsu Choukyou Tsuma Keiko
NAN%
Tags
  • Protagonist's Wife as a Heroine
  • Completely Avoidable Netorare
  • Netorase
  • Protagonist in Relationship
  • Open Ending(s)
Rating 6.169 Users
Aniyome Ijiri
Aniyome Ijiri
NAN%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • In-law Incest
  • Only Adult Heroines
  • Married Heroine
  • Single Ending
Rating 5.6234 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
Boin Shimai no Kojin Jugyou
Boin Shimai no Kojin Jugyou
47%
Tags
  • Oneesan-type Heroine
  • Extremely (un)Lucky Protagonist
  • Businesswoman Heroine
  • Triple Boobjob
  • School Sports Club Member Heroine
Rating 6.2313 Users
Ero Onsen ~Shinjin Okami no Machigaidarake no Omotenashi~
Ero Onsen ~Shinjin Okami no Machigaidarake no Omotenashi~
40%
Tags
  • Rounin Protagonist
  • Onsen
  • Consensual Group Sex of One Female and Several Males
  • Tribadism on Penis
  • Soapy Massage
Rating 6.9720 Users
Tonarizuma
Tonarizuma
40%
Tags
  • Netori
  • Married Heroine
  • Heroine with Garter Belt
  • Harem Ending
  • Widow Heroine
Rating 6.6414 Users
Ijikuri Mama 3
Ijikuri Mama 3
39%
Tags
  • Unavoidable Harem Ending
  • Heroine with Tan Lines
  • Shotacon
  • Inbreeding
  • Protagonist's Blood-related Mother as a Heroine
Rating 5.8125 Users
Demiparadoxia ∞ Hookerstic - Nanka Hen
Demiparadoxia ∞ Hookerstic - Nanka Hen
39%
Tags
  • Prostitute Heroine
  • Pubic Hair Option
  • Hotel
  • Customization
  • Sex Involving Prostitution
Rating 6.2325 Users
Yakin Byoutou Zero
Yakin Byoutou Zero
36%
Tags
  • Foot Insertion
  • Breast Press
  • Breast Torture
  • Vaginal + Anal Penetration
  • Face-farting
Rating 6.3118 Users
Ade Chichi ~Tsurime de Midara de Yabai Hisho
Ade Chichi ~Tsurime de Midara de Yabai Hisho
35%
Tags
  • Salaryman Protagonist
  • Office Lady Heroine
  • Co-worker Heroine
  • Arrogant Heroine
  • Only One Good Ending
Rating 5.9214 Users
Anata to Mita Sakura ~Shimaizuma~
Anata to Mita Sakura ~Shimaizuma~
35%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Hetare Protagonist
  • Pantyjob
  • Widow Heroine
  • Heroine with Kimono
Rating 6.7720 Users
Seibo Kyoushi Waga Ko kara no Kyouiku Shidou
Seibo Kyoushi Waga Ko kara no Kyouiku Shidou
34%
Tags
  • Aunt/Nephew Incest
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist with Glasses
  • Early Sexual Content
Rating 6.7114 Users
Ai Shimai Tsubomi... Kegashite Kudasai
Ai Shimai Tsubomi... Kegashite Kudasai
34%
Tags
  • Blackmail
  • School Nurse Support Character
  • Sexual Slavery
  • Oyakodon
  • Blood-related Sister/Sister Incest
Rating 6.6214 Users
Nozoki Seikatsu ~Bijin Oyako no Ana to Ana!~
Nozoki Seikatsu ~Bijin Oyako no Ana to Ana!~
34%
Tags
  • Voyeurism
  • American Heroine
  • Blood-related Aunt/Nephew Incest
  • Fictional Modern Day Japanese Countryside
  • Protagonist's Aunt as a Heroine
Rating 5.8021 Users
Koitsura Erosugi!
Koitsura Erosugi!
34%
Tags
  • Heroine with Tan Lines
  • Protagonist's Full Sister as a Heroine
  • Protagonist's Younger Sister as a Heroine
  • Protagonist with Phimosis
  • Mesugaki Heroine
Rating 6.0021 Users
Hentai Roshutsu Choukyou Tsuma Keiko
Hentai Roshutsu Choukyou Tsuma Keiko
33%
Tags
  • Protagonist's Wife as a Heroine
  • Completely Avoidable Netorare
  • Netorase
  • Protagonist in Relationship
  • Open Ending(s)
Rating 6.169 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
33%
Tags
  • Masturbation with Object
  • Sexual Fantasizing
  • Widow Heroine
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.9821 Users
Ijikuri Mama
Ijikuri Mama
33%
Tags
  • Fake Choices
  • Shotacon
  • Disabled Protagonist
  • Blood-related Mother/Son Incest
  • Straight Shotacon
Rating 5.7938 Users
Yogatte! Oku-sama ~Yokkyuu Fuman na Mucchiri Tsuma-tachi~
Yogatte! Oku-sama ~Yokkyuu Fuman na Mucchiri Tsuma-tachi~
33%
Tags
  • Married Heroine
  • Infidelity
  • Sex in Front of an Audience
  • Linear Plot
  • Big Breast Sizes Heroine
Rating 6.6815 Users
Tsuma Koukan ~Tanin ni Dakareru Tsuma o Souzou Shite~
Tsuma Koukan ~Tanin ni Dakareru Tsuma o Souzou Shite~
32%
Tags
  • Swinging
  • Protagonist's Wife as a Heroine
  • Twin Boobjob
  • Facesitting
  • Discreet Sex
Rating 6.1117 Users
Yarasete! Teacher
Yarasete! Teacher
32%
Tags
  • Straight Shotacon
  • School Nurse Support Character
  • Shota Protagonist
  • Perverted Protagonist
  • School
Rating 6.4130 Users
Mama Mama!?
Mama Mama!?
32%
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
Mama no Bonyuu
Mama no Bonyuu
32%
Tags
  • Protagonist's Non-blood-related Mother as a Heroine
  • Artist Heroine
  • Artist Protagonist
  • Boobjob
  • Lactation During Sex
Rating 6.4427 Users
Ijikuri Mama 2
Ijikuri Mama 2
32%
Tags
  • Shotacon
  • Straight Shotacon
  • Protagonist's Blood-related Mother as a Heroine
  • Consumption of Pornography
  • Shota Protagonist
Rating 5.5132 Users
Midara na Mansion
Midara na Mansion
32%
Tags
  • Janitor Protagonist
  • Promiscuous Heroine
  • Apartment Building
  • Married Heroine
  • Adult Heroine
Rating 6.7620 Users
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
Shimaizuma Marriage Disk - Shimaizuma Bubuzuke
31%
Tags
  • Asian-style Manor
  • Heroine With Kansai Accent
  • Childishly Violent Heroine
  • Married Heroine
  • Central Heroine
Rating 7.4820 Users
Swindle
Swindle
31%
Tags
  • Blind Heroine
  • Rape by Deception
  • Gauge Display
  • Hospital
  • Lots of Choices
Rating 7.0620 Users

Shimai Souzoku 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 (49 total)

NameScoreImportanceWeight
Host Club Heroine2.003.006.01
Family3.001.945.82
Twin Footjob2.002.424.83
Completely Avoidable Netorare2.002.364.72
Shoejob2.002.294.57
Pillow Talk2.002.284.55
Clothed Female Naked Male2.002.234.47
Arranged Marriage2.002.234.47
Pantyjob2.002.044.07
Triple Blowjob2.002.014.02
Orphan Heroine2.001.993.98
More Than Seven Endings3.001.323.97
Armpit Sex2.001.983.95
Arrogant Heroine2.001.963.93
Sex with Sleepers2.001.913.82
Under the Same Roof3.001.263.79
Feet Licking2.001.873.73
Tribadism on Penis2.001.853.70
Blood-related Brother/Sister Incest2.501.483.70
Hairjob2.001.833.66
Soapy Massage2.001.823.64
Harem Ending2.501.383.46
Strap-on Dildos2.001.703.40
Kuudere Heroine2.001.673.34
Flashback2.001.513.02
Anilingus2.001.462.92
Ojousama Heroine2.001.432.86
Female Domination2.001.432.86
Impregnation2.001.372.74
Maid Protagonist1.002.612.61
Boobjob2.001.292.58
Anal Penetration2.001.282.57
Sounds of Copulation2.001.272.55
Pregnant Sex2.001.162.32
Heroine with Glasses2.001.112.21
Maid Support Character1.002.212.21
Comedy2.001.102.19
Big Breast Sizes Heroine1.601.272.03
Pegging1.001.951.95
Nameable Protagonist2.000.921.83
Group Sex of One Male and Several Females2.000.901.80
Defloration2.000.751.49
Heroine with Sexual Experience1.001.221.22
Bad Ending(s)1.001.191.19
Nukige1.000.640.64
Footjob0.331.850.61
Handjob0.331.470.48
ADV2.000.140.29
2.000.000.00

Traits (136 total)

NameCharactersImportanceWeight
Twin Handjob Engages in (Sexual)32.223.07
Twin Footjob Engages in (Sexual)22.753.02
Triple Blowjob Engages in (Sexual)32.082.89
Middle Sister Role22.512.76
Twin Boobjob Engages in (Sexual)31.762.44
Nipple Sucking Engages in (Sexual)31.722.38
Orphan Role31.712.37
High Heels Clothes22.152.37
Tribadism on Penis Engages in (Sexual)22.082.29
Lactation Engages in31.592.20
Full Sister Role31.572.18
Pregnant Sex Engages in (Sexual)31.532.12
Incest Engages in (Sexual)31.472.04
Shoejob Engages in (Sexual)12.912.02
Group Sex Engages in (Sexual)31.442.00
Deepthroat Engages in (Sexual)21.811.99
Vendor Role12.881.99
Host(ess) Role12.821.95
Pregnancy Subject of31.391.93
Nipple Sucking Subject of (Sexual)31.391.93
Lesbian Sex Engages in (Sexual)31.381.92
Grumbler Personality12.681.86
Debt Subject of12.641.83
Feet Licking Subject of (Sexual)12.611.81
Fishnet Stockings Clothes12.601.80
Pantyjob Engages in (Sexual)12.591.79
Pegging Engages in (Sexual)12.561.77
Tube Top Clothes12.551.77
Piggyback Ride Subject of12.531.75
Sleep Sex Subject of (Sexual)12.511.74
Sixty-nine Engages in (Sexual)31.251.73
Armpit Sex Engages in (Sexual)12.471.72
Sex in Water Engages in (Sexual)21.561.71
Drunk Sex Engages in (Sexual)12.421.68
Stylish Personality12.421.67
Bodysponge Engages in (Sexual)12.391.65
Wake-up Sex Engages in (Sexual)12.381.65
Blouse Clothes21.481.63
Kuudere Personality12.341.62
Nightgown Clothes12.321.61
Hairjob Engages in (Sexual)12.321.61
Handbag Items12.311.60
Transparent Clothes12.301.60
Flower Clothes12.291.58
Twin Blowjob Engages in (Sexual)21.441.58
Balls Sucking Engages in (Sexual)12.271.58
Loner Personality12.271.58
Tank Top Clothes21.431.57
Antisocial Personality12.231.54
Missionary Subject of (Sexual)31.111.54
Seduction Engages in12.201.53
Moving Engages in12.191.52
Visible Nipples Body12.151.49
Sexual Sadism Engages in (Sexual)12.131.48
Strap-on Dildo Clothes12.111.46
Skirt Clothes21.331.46
T-shirt Clothes21.321.45
Shopping Engages in12.051.42
Anilingus Engages in (Sexual)12.021.40
Facesitting Engages in (Sexual)12.001.39
Decorative Belt Clothes11.971.37
Assertive Personality11.971.36
Cold-hearted Personality11.961.36
Selfish Personality11.961.36
Cowgirl Subject of (Sexual)30.951.32
Double Handjob Engages in (Sexual)11.881.30
Cunnilingus Subject of (Sexual)21.171.29
Handjob Engages in (Sexual)21.161.28
Evening Gloves Clothes11.801.25
Outgoing Personality11.761.22
Reserved Personality11.731.20
Stubborn Personality11.711.18
Footjob Engages in (Sexual)11.711.18
Arrogant Personality11.701.18
Doggy Style Engages in (Sexual)11.701.18
Miniskirt Clothes21.071.17
Boobjob Engages in (Sexual)21.061.17
Shorts Clothes11.671.16
Sitting Sex Subject of (Sexual)21.051.16
Drinking Engages in11.641.14
Reverse Cowgirl Subject of (Sexual)11.641.14
Collar Clothes11.641.14
Sweater Clothes11.641.13
Popular Role11.641.13
Mini-dress Clothes11.631.13
Shy Personality11.621.12
University Student Role11.621.12
Garter Belt Stockings Clothes11.611.11
Apron Clothes11.571.09
Bracelet Clothes11.571.09
Clothing with Ribbons Clothes11.561.08
Cunnilingus Engages in (Sexual)11.561.08
Older Sister Role11.551.08
Young-adult Body30.771.07
Sidehair Hair20.971.07
Pendant Necklace Clothes11.531.06
Blowjob Engages in (Sexual)30.761.05
Choker Clothes11.521.05
Necklace Clothes11.501.04
Green Hair11.471.02
Not a Virgin Role11.461.01
Doggy Style Subject of (Sexual)20.921.01
Seventh Posture Subject of (Sexual)11.451.01
V Bangs Hair11.420.98
Hair Tie Clothes11.410.98
Cooking Engages in11.410.98
Blunt Bangs Hair11.400.97
Bathroom Sex Engages in (Sexual)11.400.97
Wavy Hair11.360.94
Curtained Hair11.300.90
Belt Clothes11.280.89
Dress Clothes11.240.86
Red Eyes11.190.83
Violet Hair11.190.82
Standing Sex Subject of (Sexual)11.180.82
Butterfly Subject of (Sexual)11.170.81
Shirt Clothes11.150.80
Slim Body30.570.79
Twin Tails Hair11.120.78
Ponytail Hair11.100.76
Glasses Clothes11.080.75
Vaginal Fingering Subject of (Sexual)11.080.75
Quickie Fix Subject of (Sexual)11.080.75
Parted to Side Hair11.070.74
Violet Eyes11.040.72
Thigh-high Stockings Clothes11.030.72
Amber Eyes11.020.71
Spiky Bangs Hair11.010.70
Straight Hair10.960.66
Virgin Sex Engages in (Sexual)10.840.58
Waist Length+ Hair10.800.55
Long Hair10.750.52
Pale Body30.370.51
Brown Hair10.680.47
Short Hair10.610.42
30.000.00