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Summary

The little sister who loves teasing big brother punishes him with ecchi-ness, knowing his weakness! "You like it when I stroke you, you're a pervert after all!" She likes to taunt you, but she also truly loves you. The story of an immodest and disobedient imouto and the bad brother who falls for her titillations again and again. [From DLsite English]

Onii-chan Mou Icchatta no? has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Onii-chan Mou Icchatta no? 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.

Onii-chan Mou Icchatta no? 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 (35 total)

NameScoreImportanceWeight
Mesugaki Heroine2.502.626.54
Female Domination Only2.002.605.20
Only Younger Heroines2.331.944.52
Only Loli Heroines2.501.784.44
Only Blood-related Heroines2.002.084.17
Only Protagonist's Sisters as Heroine(s)2.001.993.98
Protagonist's Blood-related Sister as a Heroine2.001.953.90
Legwear Footjob2.001.623.25
Masturbation2.001.502.99
Tsundere Heroine2.001.402.80
Heroine with Zettai Ryouiki2.001.392.79
Single Footjob2.001.372.74
Only Virgin Heroines2.501.082.71
Under the Same Roof2.001.272.54
Early Sexual Content2.001.232.45
Only a Single Heroine2.331.012.36
Sex with Protagonist Only2.001.132.26
Blowjob2.001.122.25
Female Domination1.501.442.16
Sixty-nine2.001.072.15
Kinetic Novel2.001.072.13
Naked Sprites2.001.052.11
Footjob1.001.891.89
Cunnilingus2.000.931.86
Piss Drinking1.001.841.84
Reverse Cowgirl1.001.331.33
Nukige2.000.651.30
Student Protagonist1.001.261.26
Vibrators1.001.151.15
Loli Heroine0.671.190.80
Defloration1.000.760.76
Male Protagonist2.000.300.60
Lolicon0.331.740.57
ADV2.000.140.29
2.000.000.00

Traits (19 total)

NameCharactersImportanceWeight
Legwear Footjob Engages in (Sexual)12.441.69
Flat Chest Body12.081.44
String Ribbon Tie Clothes11.821.26
Footjob Engages in (Sexual)11.721.19
Sex with Protagonist Only Engages in (Sexual)11.671.16
Ribbon Hair Accessory Clothes11.661.15
Headband Clothes11.451.01
Younger Sister Role11.451.00
Pleated Skirt Clothes11.400.97
Tsurime Eyes11.380.96
Kid Body11.370.95
Red Eyes11.200.83
Thigh-high Stockings Clothes11.040.72
Sidehair Hair10.980.68
Straight Hair10.940.65
Blond Hair10.890.62
Waist Length+ Hair10.810.56
Slim Body10.580.40
Pale Body10.370.25