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Summary

When Itsuki's parents die he inherits their mansion and business. Shortly after he is reintroduced to his elder sister Yuri Kimishiro and her younger sister Ran. Although they have different mothers their father is the same making them half siblings. So Itsuki ties up his sister Yuri and rapes her then moves Yuri and Ran to the basement to live their lives as his sex slaves. There will be no challenge to his fortune.

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Yokubou no Oukoku has not yet been read by enough users to calculate it's similar novels... sorry!
A novel needs atleast 20 votes before it's similarity is calculated.

Yokubou no Oukoku 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 (38 total)

NameScoreImportanceWeight
Protagonist's Sister as a Heroine3.002.046.13
Western-style Manor3.001.805.41
Rapist Protagonist3.001.735.20
Revenge3.001.725.15
BDSM3.001.644.93
Sexual Slavery3.001.614.83
High Amounts of Rape3.001.524.57
Blood-related Brother/Sister Incest3.001.484.44
Early Sexual Content3.001.223.65
Rape3.001.213.64
Deepthroat2.001.513.02
Vibrators2.501.142.84
Anal Penetration2.001.282.57
Female Ejaculation2.001.272.54
Multiple Penetration2.001.242.49
Lesbian Sex2.001.142.27
Bondage2.001.092.17
Blowjob2.001.082.17
Blood-related Sister/Sister Incest1.002.122.12
Defloration2.500.751.86
Sex Involving Drugs1.001.811.81
Body Writing1.001.721.72
Strap-on Dildos1.001.701.70
Scat1.001.681.68
Enema1.001.661.66
Cowgirl2.000.831.65
Urination Fetish1.001.631.63
Doggy Style2.000.791.58
Fingering1.001.491.49
Masturbation1.001.461.46
Reverse Cowgirl1.001.321.32
Modern Day Japan1.001.311.31
Boobjob1.001.291.29
Nukige2.000.641.29
Outdoor Sex1.000.990.99
Cunnilingus1.000.920.92
Male Protagonist2.000.300.60
ADV3.000.140.43

Traits (58 total)

NameCharactersImportanceWeight
Enchainment Subject of22.462.71
Half-sister Role22.452.69
Double-ended Dildo Subject of (Sexual)22.102.30
Vaginal/Anal Sexual Toys Subject of (Sexual)31.652.28
Enema Subject of (Sexual)22.002.20
Lesbian Sex Engages in (Sexual)31.381.92
Female Ejaculation Engages in (Sexual)31.381.92
Skirt Suit Clothes21.741.91
Pubic Hair Hair31.341.86
Rope Bondage Subject of (Sexual)21.671.83
Double Penetration (Group Sex) Subject of (Sexual)21.641.80
Secretary Role12.491.73
Bondage Sex Subject of (Sexual)21.561.71
Bestiality Engages in (Sexual)12.441.69
Nipple Teasers Subject of (Sexual)12.241.55
Body Writing Subject of (Sexual)12.171.51
Handcuffed Sex Subject of (Sexual)12.151.49
Strap-on Dildo Clothes12.111.46
Suspension Bondage Subject of (Sexual)12.101.46
Revenge Engages in12.101.46
Decorative Belt Clothes11.971.37
Anal Sex Subject of (Sexual)21.191.30
Butterfly Subject of (Sexual)21.171.29
Doggy Style Subject of (Sexual)30.921.28
String Ribbon Tie Clothes11.811.26
Rape Engages in (Sexual)11.811.26
Eye Covering Hair11.801.25
Missionary Engages in (Sexual)11.751.21
Nipple Sucking Engages in (Sexual)11.721.19
Vaginal Fingering Subject of (Sexual)21.081.18
Vaginal Fingering Engages in (Sexual)11.631.13
Older Sister Role11.551.08
Blowjob Engages in (Sexual)30.761.05
Straight Hair20.961.05
Big Breast Sizes Body11.471.02
Seventh Posture Subject of (Sexual)11.451.01
Younger Sister Role11.441.00
Brown Eyes20.900.99
Earrings Clothes11.420.98
Hairpin Clothes11.390.96
Nipple Sucking Subject of (Sexual)11.390.96
Wavy Hair11.360.94
Virgin Sex Engages in (Sexual)20.840.92
Belt Clothes11.280.89
Dress Clothes11.240.86
Long Hair20.750.83
Blue Hair11.180.82
Ribbon Hair Tie Clothes11.180.82
Cunnilingus Subject of (Sexual)11.170.81
Ponytail Hair11.100.76
Brown Hair20.680.75
Parted to Side Hair11.070.74
Miniskirt Clothes11.070.74
Boobjob Engages in (Sexual)11.060.74
Sidehair Hair10.970.68
Cowgirl Subject of (Sexual)10.950.66
Blue Eyes10.800.55
Waist Length+ Hair10.800.55