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Summary

Unbeknownst to humans of the world, two succubus siblings live a peaceful existence in Japan. Their lives are forever changed after a fateful encounter with Yuuki Asuma, a uniquely gifted individual who immediately captures the sisters’ hearts and subsequently guides their uncertain future. Will the sisters’ mutual attraction for the same individual strengthen them together or tear them apart? It is a question Yuuki will ultimately decide… [From a old review by Nargrakhan]

Asanagi no Aquanauts
Asanagi no Aquanauts
NAN%
Tags
  • Single Character Multiple Defloration
  • Protagonist's Twin as a Heroine
  • Mermaid Heroine
  • Emotionless Heroine
  • Incest Romance
Rating 6.8327 Users
Tsumamigui
Tsumamigui
NAN%
Tags
  • Apartment Building
  • Dating Simulation
  • Central Heroine
  • Gauge Display
  • Sexual Scenes with Gameplay
Rating 6.6275 Users
Shinsetsu Ryouki no Ori
Shinsetsu Ryouki no Ori
NAN%
Tags
  • Private Detective Protagonist
  • Cook Heroine
  • Amusement Park
  • Avoidable Rape
  • Protagonist's Boss as a Heroine
Rating 7.4123 Users
Shakkin Shimai
Shakkin Shimai
NAN%
Tags
  • Non-twin Heroine Sisters
  • Sexual Slavery
  • Wealthy Protagonist
  • Modern Day Earth
  • Shimaidon Ending
Rating 7.0424 Users
Saimin Gakuen
Saimin Gakuen
NAN%
Tags
  • Modern Day Earth
  • Wedding
  • Villainous Protagonist
  • Mind Control
  • Protagonist with Glasses
Rating 7.0631 Users
Lovers ~Koi ni Ochitara...~
Lovers ~Koi ni Ochitara...~
NAN%
Tags
  • Central Heroine
  • Secret Romance
  • Flat Tints Only
  • Heroine with Intake Hairstyle
  • Fast Mini-games
Rating 7.3444 Users
Zutto Tsukushite Ageru no!
Zutto Tsukushite Ageru no!
NAN%
Tags
  • Siscon Support Character
  • Slapstick
  • Student Council Member Protagonist
  • Fictional Modern Day Japanese Countryside
  • Group of Friends
Rating 6.7322 Users
Amber Quartz
Amber Quartz
NAN%
Tags
  • Protagonist with Superpowered Side
  • Heroine with Superpowered Side
  • Shapeshifting
  • Magic/ESP Combat
  • Action
Rating 7.2730 Users
Nagisa no
Nagisa no
NAN%
Tags
  • Clumsy Heroine
  • Beach
  • Pretending Heroine
  • Waitress Heroine
  • Pure Love Story
Rating 7.4023 Users
Konayuki Fururi ~Yuzuhara-chou Curling-bu~
Konayuki Fururi ~Yuzuhara-chou Curling-bu~
NAN%
Tags
  • Curling
  • Farmer Heroine
  • Protagonist's Senpai as a Heroine
  • Winter
  • Branching Plot
Rating 6.8228 Users
Nami no Mani Mani ~Sazanami Shinryoujo~
Nami no Mani Mani ~Sazanami Shinryoujo~
NAN%
Tags
  • Barmaid Heroine
  • Medical Doctor Protagonist
  • Island
  • Hetare Protagonist
  • Sickly Heroine
Rating 7.4028 Users
Doki Doki Rooming
Doki Doki Rooming
NAN%
Tags
  • Janitor Protagonist
  • Nurse Heroine
  • Naked Heroine with Apron
  • Sixty-nine
  • Group Sex of One Male and Several Females
Rating 6.7515 Users
Nee, Chanto Shiyou yo!
Nee, Chanto Shiyou yo!
NAN%
Tags
  • Lawyer Heroine
  • Heroine with Superpowered Side
  • Ear-Cleaning
  • Non-blood-related Brother/Sister Incest
  • Superheroine
Rating 6.7838 Users
Gadget
Gadget
NAN%
Tags
  • Student Club
  • Family
  • Passage of Time
  • Mother Support Character
  • Genius Heroine
Rating 7.6120 Users
Nadeshiko Drip
Nadeshiko Drip
NAN%
Tags
  • Heroine with Kimono
  • Shimaidon with Twins
  • Waiting Staff Protagonist
  • Cousin Romance
  • Homecoming
Rating 6.6828 Users
Knight Carnival!
Knight Carnival!
NAN%
Tags
  • British Mythology
  • Heroine Based on a Fictional Person
  • Knight Heroine
  • Heroine with Armor
  • Deity Protagonist
Rating 6.7521 Users
Derivara! -Deliverance of Strays-
Derivara! -Deliverance of Strays-
NAN%
Tags
  • Gynophobic/Androphobic Protagonist
  • Heroine with Small Breasts (Non-Loli)
  • Cousin Incest
  • Protagonist's Cousin as a Heroine
  • Cafe
Rating 6.8223 Users
Minikiss ~Tsuyokiss Fan Disc~
Minikiss ~Tsuyokiss Fan Disc~
NAN%
Tags
  • Action
  • Drama Club
  • Tsundere Heroine
  • Modern Tsundere Heroine
  • Modern Day
Rating 7.3733 Users
Ren
Ren'ai Katei Kyoushi Rurumi ★ Coordinate!
NAN%
Tags
  • Hikikomori Heroine
  • Hikikomori Protagonist
  • Protagonist's Rival as a Heroine
  • Heroine with Eye Covering Hairstyle
  • Maid Support Character
Rating 6.8333 Users
Magical Witch Academy ~Boku to Sensei no Magical Lesson~
Magical Witch Academy ~Boku to Sensei no Magical Lesson~
NAN%
Tags
  • Onna Bugeisha Heroine
  • Magic School
  • Witch Heroine
  • Comedic Love Triangle
  • Popular Protagonist
Rating 7.1135 Users
Koi to Mizugi to Taiyou to ~Sumire-jima Life Savers~
Koi to Mizugi to Taiyou to ~Sumire-jima Life Savers~
NAN%
Tags
  • Lifeguard Heroine
  • Swimming Club
  • Summer
  • Heroine with Swimsuits
  • Perverted Friend
Rating 6.9021 Users
Toppara ~Zashikiwarashi no Hanashi~
Toppara ~Zashikiwarashi no Hanashi~
NAN%
Tags
  • Immortal Heroine
  • Youkai Heroine
  • Non-human Heroine
  • Fictional Modern Day Japanese Countryside
  • Kitsune Heroine
Rating 6.9549 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
NAN%
Tags
  • Masturbation with Object
  • Widow Heroine
  • Sexual Fantasizing
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.8223 Users
Katei Kyoushi no Onee-san ~H no Hensachi Agechaimasu~
Katei Kyoushi no Onee-san ~H no Hensachi Agechaimasu~
NAN%
Tags
  • Twin Footjob
  • Oneesan-type Heroine
  • Heroine with Eye Covering Hairstyle
  • Heroine with Shorts
  • Only Older Heroines
Rating 7.5166 Users
Double Sensei Life
Double Sensei Life
45%
Tags
  • Homemaker Protagonist
  • Twins as Support Characters
  • Student Council
  • Teacher Heroine
  • Sprite Viewer
Rating 6.8738 Users
Kimihagu
Kimihagu
41%
Tags
  • Protagonist's Senpai as a Heroine
  • Protagonist's Kouhai as a Heroine
  • Tomboy Heroine
  • Tsundere Heroine
  • Sex with Protagonist Only
Rating 6.9124 Users
Gadget
Gadget
41%
Tags
  • Student Club
  • Family
  • Passage of Time
  • Mother Support Character
  • Genius Heroine
Rating 7.6120 Users
Nee, Chanto Shiyou yo!
Nee, Chanto Shiyou yo!
37%
Tags
  • Lawyer Heroine
  • Heroine with Superpowered Side
  • Ear-Cleaning
  • Non-blood-related Brother/Sister Incest
  • Superheroine
Rating 6.7838 Users
Doki Doki Rooming
Doki Doki Rooming
36%
Tags
  • Janitor Protagonist
  • Nurse Heroine
  • Naked Heroine with Apron
  • Sixty-nine
  • Group Sex of One Male and Several Females
Rating 6.7515 Users
Konayuki Fururi ~Yuzuhara-chou Curling-bu~
Konayuki Fururi ~Yuzuhara-chou Curling-bu~
33%
Tags
  • Curling
  • Farmer Heroine
  • Protagonist's Senpai as a Heroine
  • Winter
  • Branching Plot
Rating 6.8228 Users
Nami no Mani Mani ~Sazanami Shinryoujo~
Nami no Mani Mani ~Sazanami Shinryoujo~
31%
Tags
  • Barmaid Heroine
  • Medical Doctor Protagonist
  • Island
  • Hetare Protagonist
  • Sickly Heroine
Rating 7.4028 Users
Amber Quartz
Amber Quartz
29%
Tags
  • Protagonist with Superpowered Side
  • Heroine with Superpowered Side
  • Shapeshifting
  • Magic/ESP Combat
  • Action
Rating 7.2730 Users
Nagisa no
Nagisa no
29%
Tags
  • Clumsy Heroine
  • Beach
  • Pretending Heroine
  • Waitress Heroine
  • Pure Love Story
Rating 7.4023 Users
Knight Carnival!
Knight Carnival!
29%
Tags
  • British Mythology
  • Heroine Based on a Fictional Person
  • Knight Heroine
  • Heroine with Armor
  • Deity Protagonist
Rating 6.7521 Users
Minikiss ~Tsuyokiss Fan Disc~
Minikiss ~Tsuyokiss Fan Disc~
28%
Tags
  • Action
  • Drama Club
  • Tsundere Heroine
  • Modern Tsundere Heroine
  • Modern Day
Rating 7.3733 Users
Magical Witch Academy ~Boku to Sensei no Magical Lesson~
Magical Witch Academy ~Boku to Sensei no Magical Lesson~
28%
Tags
  • Onna Bugeisha Heroine
  • Magic School
  • Witch Heroine
  • Comedic Love Triangle
  • Popular Protagonist
Rating 7.1135 Users
Toppara ~Zashikiwarashi no Hanashi~
Toppara ~Zashikiwarashi no Hanashi~
28%
Tags
  • Immortal Heroine
  • Youkai Heroine
  • Non-human Heroine
  • Fictional Modern Day Japanese Countryside
  • Kitsune Heroine
Rating 6.9549 Users
Katei Kyoushi no Onee-san ~H no Hensachi Agechaimasu~
Katei Kyoushi no Onee-san ~H no Hensachi Agechaimasu~
27%
Tags
  • Twin Footjob
  • Oneesan-type Heroine
  • Heroine with Eye Covering Hairstyle
  • Heroine with Shorts
  • Only Older Heroines
Rating 7.5166 Users
Shin Genre Esudere!!
Shin Genre Esudere!!
27%
Tags
  • Former All-girls School
  • Heroine with Intake Hairstyle
  • Heroine with Eyepatch
  • Kneepit Sex
  • Ojousama Heroine
Rating 6.8522 Users
Saimin Seikatsu ~Kousoku Dakara Shikatanai!?~
Saimin Seikatsu ~Kousoku Dakara Shikatanai!?~
27%
Tags
  • Erotic Mind Control
  • Ponytail Heroine
  • Arrogant Heroine
  • School Life Comedy
  • Energetic Heroine
Rating 6.4538 Users
Tsuyokiss 2gakki
Tsuyokiss 2gakki
27%
Tags
  • Discipline Committee Leader Heroine
  • Foolish Friend
  • Fighting Heroine
  • Onna Bugeisha Heroine
  • Student Council
Rating 6.6779 Users
Folklore Jam
Folklore Jam
26%
Tags
  • Occult Club
  • The Seven School Mysteries
  • Multiple Route Mystery
  • Chosen Choices Marking
  • Bleep Censor
Rating 6.9730 Users
Honey Coming
Honey Coming
26%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Emotionless Heroine
  • Sprite Viewer
  • Half-Japanese Heroine
  • Pure Love Story
Rating 7.4857 Users
Gakuen☆Shinsengumi! ~Otome Gokoro to Kyokuchuu Hatto~
Gakuen☆Shinsengumi! ~Otome Gokoro to Kyokuchuu Hatto~
26%
Tags
  • Shinsengumi
  • Former All-girls School
  • Sword Wielding Heroine
  • Onna Bugeisha Heroine
  • Emotionless Heroine
Rating 6.3522 Users
Sexfriend
Sexfriend
26%
Tags
  • Reverse Netorare
  • Sexual Scenes with Gameplay
  • Panchira
  • Clothing ON/OFF
  • Long Sexual Scenes
Rating 6.7735 Users
Nee, Chanto Shiyou yo! 2
Nee, Chanto Shiyou yo! 2
25%
Tags
  • Lawyer Heroine
  • Protagonist's Non-blood-related Sister as a Heroine
  • Actress Heroine
  • Non-blood-related Brother/Sister Incest
  • Timid Heroine
Rating 6.9626 Users
Amagami Chotto Omake Gekijou
Amagami Chotto Omake Gekijou
24%
Tags
  • Lip Sync
  • Donkan Protagonist
  • Teacher Heroine
  • High School
  • Student Heroine
Rating 7.1523 Users
~Pantsu o Miseru Koto, Sore ga...~ Daiuchuu no Hokori
~Pantsu o Miseru Koto, Sore ga...~ Daiuchuu no Hokori
24%
Tags
  • Heroine with Visible Panties
  • Royal Heroine
  • Alien Heroine
  • Only One Bad Ending
  • Shimaidon
Rating 6.9637 Users

Shimaima. 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 (53 total)

NameScoreImportanceWeight
Defloration During Common Route3.002.196.58
Comedic Love Triangle2.672.386.35
Jealousy3.002.046.13
Pretending Heroine3.001.985.94
Penis Growth3.001.945.81
Short Sexual Scenes3.001.835.48
Indecisive Protagonist2.002.725.44
Half-demon Heroine2.002.695.38
Waitress Heroine2.501.884.71
Protagonist's Rival as a Heroine2.002.354.71
Oneesan-type Heroine2.501.834.58
Succubus Heroine2.251.974.44
Sex Under the Necessity2.001.983.96
Tribadism on Penis2.001.873.74
Soapy Massage2.001.843.69
Side Portraits3.001.163.47
Marriage Ending2.001.693.38
Mind Control2.001.693.37
Twin Boobjob2.001.683.36
Protagonist's Kouhai as a Heroine2.001.673.34
Non-heroine Only Unavoidable Rape1.002.952.95
Drama2.001.432.85
Harem Ending2.001.412.81
Ponytail Heroine2.001.402.81
Sword Wielding Heroine1.501.832.75
Modern Day Japan2.001.322.65
Shy Heroine1.501.702.55
Donkan Protagonist1.501.692.53
High School2.001.222.44
Heroine with Sexual Experience2.001.212.42
High School Student Protagonist2.001.202.40
Foolish Protagonist1.002.382.38
Other Perspectives2.001.132.27
Sex with Protagonist Only2.001.132.26
Protagonist's Senpai as a Heroine1.331.692.25
Protagonist with Sexual Experience1.331.662.20
Magic1.501.462.19
Group Sex of One Male and Several Females2.330.922.13
Foolish Friend1.002.052.05
Lesbian Rape1.002.032.03
Balls Sucking1.001.961.96
Cunnilingus2.000.931.86
Romance2.000.901.79
Lesbian Sex1.501.151.73
High School Student Heroine2.000.851.69
Protagonist with a Face2.500.631.58
Anilingus1.001.471.47
Nukige2.000.651.30
Multiple Endings1.670.671.12
Student Heroine1.001.001.00
Male Protagonist2.000.300.60
Student Protagonist0.331.260.42
ADV1.500.140.22

Traits (158 total)

NameCharactersImportanceWeight
Half Succubus Role43.645.86
Penis Growth Subject of42.343.76
Waitstaff Uniform Clothes52.063.69
Name Tag Clothes42.263.64
Shapeshifting Engages in42.173.49
Mascot Character Role23.053.35
Waitstaff Role51.823.26
Group Sex of Several Females Engages in (Sexual)32.283.17
Cosplay Engages in41.933.10
Sex at School Engages in (Sexual)61.553.01
Turtleneck Tank Top Clothes22.702.97
String Ribbon Tie Clothes41.822.93
Catsuit Clothes22.622.88
Demon Tail Body22.502.75
Spit-roast Engages in (Sexual)22.442.68
Mini-dress Clothes41.642.63
Maid's Headdress Clothes41.632.62
Pubic Hair Hair61.342.60
Cross Design Clothes22.362.60
Apron Clothes41.592.55
Clothing with Ribbons Clothes41.582.54
Full Sister Role41.562.52
Bat Wings Body22.292.51
Maid's Dress Clothes41.512.43
Sailor School Uniform Clothes41.472.37
Bouquet Items13.342.32
Pleated Skirt Clothes41.402.25
Garter Belt Stockings Clothes31.622.24
Shinai Items13.172.20
Decorative Belt Clothes21.982.17
Horns Body21.912.10
Group Sex of One Male and Several Females Engages in (Sexual)51.172.10
Cousin Role21.882.06
Bikini Skirt Clothes12.932.03
Seventh Posture Subject of (Sexual)31.462.03
Tareme Eyes51.111.98
Bird Role12.821.96
Employer Role12.811.95
Twin Boobjob Engages in (Sexual)21.771.94
Handjob Subject of (Sexual)21.751.93
Sidehair Hair60.981.91
Handjob Engages in (Sexual)41.161.86
Spiky Hair21.691.86
Sarashi Clothes12.641.83
Keikogi Clothes12.621.81
Necktie Clothes41.121.80
Kendo Engages in12.581.79
Shy Personality21.621.78
Vaginal Fingering Engages in (Sexual)21.611.77
Naked Shirt Clothes12.511.74
Miniskirt Clothes41.061.71
Older Sister Role21.561.71
Ribbon Headband Clothes12.451.70
Refined Personality21.541.69
Waist Length+ Hair70.811.69
Violet Eyes41.051.69
Bodysponge Engages in (Sexual)12.381.65
Non-Humanoid Body12.351.63
Incest Engages in (Sexual)21.471.61
Shirt Clothes31.161.61
Bikini Clothes21.461.60
Younger Sister Role21.451.59
Lolita Clothes12.271.57
High Heels Clothes12.251.56
Hair Tie Clothes21.411.55
Public Masturbation Engages in (Sexual)12.211.53
Torn Pantyhose (damaged) Clothes12.201.53
Bathroom Sex Engages in (Sexual)21.391.52
Tsurime Eyes21.381.52
Lesbian Sex Engages in (Sexual)21.381.51
Strapless Dress Clothes12.181.51
Pet Owner Role12.171.51
Driving Engages in12.161.50
Hakama Clothes12.161.50
Female Ejaculation Engages in (Sexual)21.361.50
Veil Clothes12.151.49
Doggy Style Subject of (Sexual)40.921.49
White Hair21.331.47
Pink Hair21.331.46
Thigh-high Stockings Clothes31.041.45
Shopkeeper Role12.091.45
Flat Chest Body12.081.44
Tribadism on Penis Engages in (Sexual)12.081.44
Amber Eyes31.031.43
Turtleneck Sweater Clothes12.041.41
Sex on Toilet Engages in (Sexual)12.031.41
Wristband Clothes12.001.39
Funny Personality12.001.39
Sex in Public Places Engages in (Sexual)21.261.38
Spiky Bangs Hair31.001.38
Wedding Dress Clothes11.991.38
Childhood Friend Role21.261.38
Dress Clothes21.251.38
Blowjob Engages in (Sexual)50.761.36
Teen Body80.621.36
Classmate Role21.231.35
Antenna Hair11.931.34
Friendly Personality21.221.34
Wedding Engages in11.911.32
Straight Hair30.941.31
Butterfly Subject of (Sexual)21.171.29
Puffy Sleeves Clothes11.851.28
Pink Rotor Subject of (Sexual)11.841.27
Slim Body80.581.27
Mature Personality11.811.26
Flirting Engages in11.791.24
Scarf Clothes11.781.23
Missionary Subject of (Sexual)21.121.23
Kemonomimi Body11.771.23
School Uniform Clothes40.761.22
Spit-roast Subject of (Sexual)11.751.21
Footjob Engages in (Sexual)11.721.19
Quickie Fix Subject of (Sexual)21.081.19
Vaginal Fingering Subject of (Sexual)21.081.18
Virgin Sex Engages in (Sexual)30.851.18
Doggy Style Engages in (Sexual)11.681.17
Ribbon Hair Accessory Clothes11.661.15
Relaxed Personality11.641.13
Kind Personality21.031.13
Pink Eyes11.621.12
Big Breast Sizes Body11.561.08
Pendant Necklace Clothes11.521.05
Blowjob Subject of (Sexual)11.521.05
Cowgirl Subject of (Sexual)20.951.05
Orange Hair11.511.05
Choker Clothes11.501.04
Headband Clothes11.451.01
Teasing Engages in11.441.00
Pantyhose Clothes11.430.99
Earrings Clothes11.420.99
Cooking Engages in11.420.98
Jacket Clothes11.420.98
Not a Virgin Role11.410.98
Tank Top Clothes11.410.98
Masturbation Engages in (Sexual)11.400.97
Skirt Clothes11.340.93
Curtained Hair11.300.90
Blue Eyes20.800.88
Sixty-nine Engages in (Sexual)11.260.87
Parted in Middle Hair11.250.87
Violet Hair11.200.83
Blue Hair11.190.83
Ribbon Hair Tie Clothes11.190.83
Anal Sex Subject of (Sexual)11.190.82
Trousers Clothes11.190.82
Standing Sex Subject of (Sexual)11.180.81
Pale Body80.370.81
Cunnilingus Subject of (Sexual)11.160.81
Ponytail Hair11.100.76
Glasses Clothes11.080.75
Boobjob Engages in (Sexual)11.070.74
Sitting Sex Subject of (Sexual)11.060.74
Parted to Side Hair11.050.73
Shoulder-length Hair10.920.64
Blond Hair10.890.62
Young-adult Body10.760.53
Brown Hair10.680.47
10.000.00