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Summary

Sweet love & sex between lovers! The protagonist starts going out with a girl in his class, Rikka. However, she is self-willed, loses her temper easily and acts big. So their physical relation hardly advances. The protagonist makes up his mind and invites her to his room... [Edited from DLsite English]

Koibito = Love x Sex has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Koibito = Love x Sex 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.

Koibito = Love x Sex 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 (12 total)

NameScoreImportanceWeight
Modern Tsundere Heroine3.001.765.27
Protagonist's Girlfriend as a Heroine2.001.863.72
School2.001.513.02
Protagonist in Relationship2.001.442.88
Big Breast Sizes Heroine2.001.322.63
Student Heroine2.001.002.00
High School Student Heroine2.000.851.69
Heroine with Big Breasts2.000.841.67
Condoms1.001.661.66
Sexual Content2.000.631.26
Male Protagonist2.000.300.60
ADV2.000.140.29

Traits (146 total)

NameCharactersImportanceWeight
Flirting Engages in41.792.88
Marriage Complex Personality13.832.65
Puffy Sleeves Clothes31.852.56
Gakuran Clothes22.332.56
Sex in Water Engages in (Sexual)41.562.52
Deep V-Neck Swimsuit Clothes13.482.41
Flirting Subject of22.082.28
Tall Body22.042.24
Female Ejaculation Engages in (Sexual)41.362.19
Big Breasts Body61.132.19
Girlfriend Role31.532.13
Unusual Eyebrows Hair13.042.11
Spiky Bangs Hair71.002.07
Spiky Bun Hair12.922.02
Bikini Clothes31.462.02
Missionary Subject of (Sexual)51.122.00
Teasing Engages in31.442.00
Deepthroat Engages in (Sexual)21.801.98
Flower / Plant Items12.841.97
Masturbation Engages in (Sexual)31.401.94
Boobjob Engages in (Sexual)51.071.91
Pocket Square Clothes12.751.91
Miniskirt Clothes51.061.91
Slit Skirt Clothes12.691.87
Twin Boobjob Subject of (Sexual)12.681.86
Intake Hair21.681.84
Teasing Subject of21.641.81
Pervert Personality21.631.79
Sex in Public Places Engages in (Sexual)31.261.75
Clothing with Ribbons Clothes21.581.74
Ribbon Tie Clothes31.251.74
Romantic Personality12.481.72
Sleeveless Sweater Clothes12.471.71
Trench Coat Clothes12.471.71
School Nurse Role12.461.71
Half Updo Hair12.441.69
Violet Eyes41.051.69
Modern Tsundere Personality12.421.68
Vest Clothes21.521.67
Group Sex Engages in (Sexual)21.521.67
Friend Role31.201.67
Blue Hair31.191.66
Sex in Front of an Audience Engages in (Sexual)21.501.65
Sister Complex Personality12.381.65
Computering Engages in12.351.63
Deepthroat Subject of (Sexual)12.351.63
Cunnilingus Subject of (Sexual)31.161.61
Spoiled Personality12.321.61
Distrustful Personality12.291.59
Pantyhose Clothes21.431.57
Cooking Engages in21.421.56
Body Ribbon Clothes12.231.54
Cowgirl Subject of (Sexual)40.951.54
Tareme Eyes31.111.53
Straight Hair40.941.52
Footjob Subject of (Sexual)12.171.51
Boobs on Glass Subject of (Sexual)12.151.49
Ankle Length Hair12.121.47
Parted to Side Hair31.051.45
Medical Doctor Role12.081.44
Curtained Hair21.301.43
Anal Fingering Engages in (Sexual)12.051.42
Yamato Nadeshiko Role12.001.38
Sixty-nine Engages in (Sexual)21.261.38
High School Student Role40.851.37
Betrothed Role11.981.37
Classmate Role21.231.35
Military Uniform Clothes11.941.35
Assertive Personality11.941.34
Antenna Hair11.931.34
Ribbon Hair Tie Clothes21.191.31
Naked Apron Clothes11.881.30
Tsundere Personality11.871.30
Timid Personality11.861.29
Boobjob Subject of (Sexual)11.861.29
Doggy Style Subject of (Sexual)30.921.28
Short-tempered Personality11.851.28
Outdoor Sex Engages in (Sexual)21.161.27
Strict Personality11.831.27
Sitting Sex Engages in (Sexual)11.821.26
Son Role11.821.26
Mature Personality11.811.26
Hair Ribbon Clothes11.801.25
Lab Coat Clothes11.791.24
Boku Personality11.781.23
Twin Boobjob Engages in (Sexual)11.771.23
Blowjob Engages in (Sexual)40.761.22
Anal Sex Engages in (Sexual)11.761.22
School Uniform Clothes40.761.22
Handjob Subject of (Sexual)11.751.22
Skirt Suit Clothes11.741.21
Missionary Engages in (Sexual)11.741.21
Teen Body60.621.20
Cheerful Personality11.741.20
Mobile Phone Items11.731.20
Footjob Engages in (Sexual)11.721.19
Cowgirl Engages in (Sexual)11.711.19
Anal Fingering Subject of (Sexual)11.711.19
Short Hair60.611.18
Virgin Sex Engages in (Sexual)30.851.18
Hoodie Clothes11.701.18
Arrogant Personality11.701.18
Naive Personality11.691.17
Sitting Sex Subject of (Sexual)21.061.17
Doggy Style Engages in (Sexual)11.681.17
Stubborn Personality11.681.16
Cyan Eyes11.671.15
Kind Personality21.031.13
Slim Body60.581.12
Vaginal Fingering Engages in (Sexual)11.611.12
Senpai Role11.611.12
Apron Clothes11.591.10
Teacher Role11.561.08
Sidehair Hair20.981.08
Cunnilingus Engages in (Sexual)11.551.07
Refined Personality11.541.07
Pendant Necklace Clothes11.521.05
Blowjob Subject of (Sexual)11.521.05
Young-adult Body30.761.05
Necklace Clothes11.501.04
Serious Personality11.491.03
Seventh Posture Subject of (Sexual)11.461.01
Mother Role11.461.01
Twin Blowjob Engages in (Sexual)11.451.00
Brown Eyes20.900.99
Not a Virgin Role11.410.98
Blond Hair20.890.98
Tsurime Eyes11.380.96
Brown Hair30.680.95
Wavy Hair11.360.94
Not Sexually Involved Engages in (Sexual)11.350.94
Bukkake Subject of (Sexual)11.350.94
Adult Body11.340.93
Pink Hair11.330.92
Ahoge Hair11.320.92
Ahegao Engages in (Sexual)11.320.92
Waist Length+ Hair20.810.89
Blue Eyes20.800.88
Friendly Personality11.220.84
Violet Hair11.200.83
Anal Sex Subject of (Sexual)11.190.82
Pale Body80.370.81
Handjob Engages in (Sexual)11.160.80
Twin Tails Hair11.130.78
Ponytail Hair11.100.76
Thigh-high Stockings Clothes11.040.72