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Summary

Our protagonist lives out in the city but one summer decides to return to his rural hometown and it is there he once again meets his childhood friend, Ion… who is now a mermaid!? Soon after he also meets Petakko, a mermaid who has lost her memory, and Rin, a priestess who looks after mermaids but also has a split personality. It is these encounters that brings our protagonist in contact with the legend surrounding mermaid. Together with Ion, who is at the center of this mysterious legend, as well as Petakko and Rin, our protagonist’s strange summer vacation begins…

BETA-SIXDOUZE
BETA-SIXDOUZE
NAN%
Tags
  • Sex Involving Furries
  • Cyberpunk
  • Military Base
  • Lost Technology
  • Group of Friends
Rating 6.5740 Users
Traumermaid
Traumermaid
NAN%
Tags
  • Multiple True Endings
  • Timid Heroine
  • Fairy Tale
  • Unique Routes
  • Love Triangle
Rating 6.6030 Users
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
NAN%
Tags
  • Vampire Hunter Heroine
  • No "Keep Voice on Click" Option
  • Heroine with Shorts
  • Superpowers
  • Oneesan-type Heroine
Rating 6.8435 Users
Kanojo no Imouto to Himitsu no Stay Home ~Uchiki Musume ga Haitoku Netori!~
Kanojo no Imouto to Himitsu no Stay Home ~Uchiki Musume ga Haitoku Netori!~
NAN%
Tags
  • Reverse Netorare
  • Shimaidon
  • Completion Status Indicator
  • Shimaidon Ending
  • Short Sexual Scenes
Rating 6.0468 Users
Shingun Goblin Gundan ~Jinrui-sou Naedoko-ka Sakusen~
Shingun Goblin Gundan ~Jinrui-sou Naedoko-ka Sakusen~
NAN%
Tags
  • Assassin Heroine
  • Consensual Sex With Monsters
  • Queen Heroine
  • Heroine with Eyepatch
  • Has Window Transparency Setting
Rating 5.9630 Users
Onee-san to Amaero Milk Kissa ~Shibotte Nonde Ippai Nakadashi Shite ne♪~
Onee-san to Amaero Milk Kissa ~Shibotte Nonde Ippai Nakadashi Shite ne♪~
NAN%
Tags
  • No "Keep Voice on Click" Option
  • Protagonist's Sister-in-Law as a Heroine
  • Gentle Protagonist
  • Sexual Roleplay
  • Adult Breast Feeding
Rating 5.9361 Users
Darashi ga nai Kyonyuu Onee-san no Osewa o Yaitara Tanetsuke Harem Seikatsu o Suru Koto ni Natta Ken
Darashi ga nai Kyonyuu Onee-san no Osewa o Yaitara Tanetsuke Harem Seikatsu o Suru Koto ni Natta Ken
NAN%
Tags
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Office Lady Heroine
  • Masochist Heroine
  • Yamato Nadeshiko Heroine
Rating 5.5439 Users
Otacir no Hime wa Watashi nan Dakara! ~Ano Ko, Doutei Minna de Kowashichae~
Otacir no Hime wa Watashi nan Dakara! ~Ano Ko, Doutei Minna de Kowashichae~
NAN%
Tags
  • Otaku Protagonist
  • Completion Status Indicator
  • Remote-controlled Vibrator
  • Hairjob
  • Sexual Cosplay
Rating 4.9936 Users
Kira☆Kano
Kira☆Kano
NAN%
Tags
  • Online Streamer Protagonist
  • Online Streamer Heroine
  • Virtual Youtubers
  • Gyaru Heroine
  • Highly Animated Sprites
Rating 6.3825 Users
Fuyu no Polaris
Fuyu no Polaris
NAN%
Tags
  • Tomboy Protagonist
  • Journey
  • Epidemic
  • Multiple Protagonists
  • Apocalypse
Rating 7.21128 Users
Yandere na Majo San Shimai ni Shinuhodo Aishi Tsukusareru Isekai Seikatsu
Yandere na Majo San Shimai ni Shinuhodo Aishi Tsukusareru Isekai Seikatsu
NAN%
Tags
  • Prince Protagonist
  • Witch Heroine
  • Non-twin Heroine Sisters
  • Yandere Heroine
  • Shimaidon
Rating 5.9039 Users
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
NAN%
Tags
  • Manager Protagonist
  • Japanese Idols
  • Exhibitionism
  • Discreet Masturbation
  • Idol Heroine
Rating 6.4320 Users
Miraeui Yeochinnimi Naege Insareul Geonnewatda
Miraeui Yeochinnimi Naege Insareul Geonnewatda
NAN%
Tags
  • Sudden Girlfriend Appearance
  • Pure Love Story
  • Nakige
  • Time Travel
  • Protagonist's Girlfriend as a Heroine
Rating 6.2939 Users
Death Game
Death Game
NAN%
Tags
  • Battle Royale
  • Confinement
  • Mystery
  • No Sexual Content
  • Male Protagonist
Rating 5.7820 Users
Yandere Imouto ni Aisaresugite Kozukuri Seikatsu
Yandere Imouto ni Aisaresugite Kozukuri Seikatsu
NAN%
Tags
  • Yandere Heroine
  • Heroine with Baby Complex
  • Brocon Heroine
  • Sexual Content
  • Male Protagonist
Rating 6.8425 Users
Camera o Tomenaide! ~Wakazuma no Kakusareta Yokubou~
Camera o Tomenaide! ~Wakazuma no Kakusareta Yokubou~
NAN%
Tags
  • Photographer Protagonist
  • Infidelity
  • Heroine with Pubic Hair
  • Group Sex of One Female and Several Males
  • Female Protagonist
Rating 5.3035 Users
Bai Qu
Bai Qu
NAN%
Tags
  • Illness
  • Modern Day China
  • Non-Japanese Voice Acting
  • Few Choices
  • Multiple Endings
Rating 6.5933 Users
Kemo Ane ~Kemomimi Onee-san o Oyome-san ni Shite Isekai Haramase Slow Life~
Kemo Ane ~Kemomimi Onee-san o Oyome-san ni Shite Isekai Haramase Slow Life~
NAN%
Tags
  • Doggirl Heroine
  • Kemonomimi Heroine
  • Discrimination
  • Protagonist from a Different World
  • Unnamed Protagonist
Rating 6.5645 Users
Kodoku na Neko Shoujo o Hirotte Hajimaru, Iyashi no Kozukuri Seikatsu
Kodoku na Neko Shoujo o Hirotte Hajimaru, Iyashi no Kozukuri Seikatsu
NAN%
Tags
  • Catgirl Heroine
  • Fictional Modern Day Japanese Countryside
  • Heroine with Crotchless Clothing
  • Pregnancy
  • Under the Same Roof
Rating 6.20101 Users
Otome no Kyouren ~Modae Ochi Yuku Junjou~
Otome no Kyouren ~Modae Ochi Yuku Junjou~
NAN%
Tags
  • Yandere Heroine
  • Heroine with Latex
  • Only Virgin Heroines
  • Strap-on Dildos
  • Heroine with Big Breasts
Rating 5.7623 Users
Aniyome wa Ore no Mono o Hanasanai ~Miboujin Wakaokami no Yuuwaku~
Aniyome wa Ore no Mono o Hanasanai ~Miboujin Wakaokami no Yuuwaku~
NAN%
Tags
  • Widow Heroine
  • Only Non-Virgin Heroines
  • Only a Single Heroine
  • Nukige
  • Male Protagonist
Rating 6.1332 Users
Onee-san ni Makasenasai! ~Ryoubo to Joushi no Yawaraka Oppai ni Hasamarete~
Onee-san ni Makasenasai! ~Ryoubo to Joushi no Yawaraka Oppai ni Hasamarete~
NAN%
Tags
  • Dormitory Manager Heroine
  • Protagonist's Boss as a Heroine
  • Defloration During Common Route
  • Office Lady Heroine
  • Heroine with Inverted Nipples
Rating 6.6632 Users
Amamane
Amamane
NAN%
Tags
  • Baseball
  • Slice of Life
  • Only Younger Heroines
  • Protagonist's Kouhai as a Heroine
  • Linear Plot
Rating 6.7455 Users
Dare ka ga Koi Shita Hankagai ~Butterfly Loved the Street~
Dare ka ga Koi Shita Hankagai ~Butterfly Loved the Street~
NAN%
Tags
  • Alternate Dimensions
  • Twin Sister Support Character
  • Cook Protagonist
  • Donkan Protagonist
  • Hero(ine) Selection
Rating 6.4149 Users
Missing Time
Missing Time
15%
Tags
  • Homecoming
  • Psychological Problems
  • Horror
  • Slice of Life
  • Mystery
Rating 6.5227 Users
Milaesegyeui Maeng-in
Milaesegyeui Maeng-in
12%
Tags
  • School Art Club
  • Near Future
  • Painter Protagonist
  • Painter Heroine
  • Ladder Structure
Rating 6.9030 Users
Death Game
Death Game
12%
Tags
  • Battle Royale
  • Confinement
  • Mystery
  • No Sexual Content
  • Male Protagonist
Rating 5.7820 Users
Miraeui Yeochinnimi Naege Insareul Geonnewatda
Miraeui Yeochinnimi Naege Insareul Geonnewatda
12%
Tags
  • Sudden Girlfriend Appearance
  • Pure Love Story
  • Nakige
  • Time Travel
  • Protagonist's Girlfriend as a Heroine
Rating 6.2939 Users
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
12%
Tags
  • Manager Protagonist
  • Japanese Idols
  • Exhibitionism
  • Discreet Masturbation
  • Idol Heroine
Rating 6.4320 Users
Fuyu no Polaris
Fuyu no Polaris
11%
Tags
  • Tomboy Protagonist
  • Journey
  • Epidemic
  • Multiple Protagonists
  • Apocalypse
Rating 7.21128 Users
Yandere na Majo San Shimai ni Shinuhodo Aishi Tsukusareru Isekai Seikatsu
Yandere na Majo San Shimai ni Shinuhodo Aishi Tsukusareru Isekai Seikatsu
11%
Tags
  • Prince Protagonist
  • Witch Heroine
  • Non-twin Heroine Sisters
  • Yandere Heroine
  • Shimaidon
Rating 5.9039 Users
Otacir no Hime wa Watashi nan Dakara! ~Ano Ko, Doutei Minna de Kowashichae~
Otacir no Hime wa Watashi nan Dakara! ~Ano Ko, Doutei Minna de Kowashichae~
9%
Tags
  • Otaku Protagonist
  • Completion Status Indicator
  • Remote-controlled Vibrator
  • Hairjob
  • Sexual Cosplay
Rating 4.9936 Users
Kira☆Kano
Kira☆Kano
9%
Tags
  • Online Streamer Protagonist
  • Online Streamer Heroine
  • Virtual Youtubers
  • Gyaru Heroine
  • Highly Animated Sprites
Rating 6.3825 Users
Camera o Tomenaide! ~Wakazuma no Kakusareta Yokubou~
Camera o Tomenaide! ~Wakazuma no Kakusareta Yokubou~
9%
Tags
  • Photographer Protagonist
  • Infidelity
  • Heroine with Pubic Hair
  • Group Sex of One Female and Several Males
  • Female Protagonist
Rating 5.3035 Users
Kemo Ane ~Kemomimi Onee-san o Oyome-san ni Shite Isekai Haramase Slow Life~
Kemo Ane ~Kemomimi Onee-san o Oyome-san ni Shite Isekai Haramase Slow Life~
9%
Tags
  • Doggirl Heroine
  • Kemonomimi Heroine
  • Discrimination
  • Protagonist from a Different World
  • Unnamed Protagonist
Rating 6.5645 Users
Otome no Kyouren ~Modae Ochi Yuku Junjou~
Otome no Kyouren ~Modae Ochi Yuku Junjou~
9%
Tags
  • Yandere Heroine
  • Heroine with Latex
  • Only Virgin Heroines
  • Strap-on Dildos
  • Heroine with Big Breasts
Rating 5.7623 Users
Onee-san ni Makasenasai! ~Ryoubo to Joushi no Yawaraka Oppai ni Hasamarete~
Onee-san ni Makasenasai! ~Ryoubo to Joushi no Yawaraka Oppai ni Hasamarete~
8%
Tags
  • Dormitory Manager Heroine
  • Protagonist's Boss as a Heroine
  • Defloration During Common Route
  • Office Lady Heroine
  • Heroine with Inverted Nipples
Rating 6.6632 Users
Dare ka ga Koi Shita Hankagai ~Butterfly Loved the Street~
Dare ka ga Koi Shita Hankagai ~Butterfly Loved the Street~
8%
Tags
  • Alternate Dimensions
  • Twin Sister Support Character
  • Cook Protagonist
  • Donkan Protagonist
  • Hero(ine) Selection
Rating 6.4149 Users
Bitch Gyaru no Gachi Iki Acme ~Katei Kyoushi no Doutei Kyokon ni Hamari Ochi~
Bitch Gyaru no Gachi Iki Acme ~Katei Kyoushi no Doutei Kyokon ni Hamari Ochi~
8%
Tags
  • Gynophobic/Androphobic Protagonist
  • Timid Protagonist
  • Gyaru Heroine
  • Drastic Character Development
  • Only Non-Virgin Heroines
Rating 6.3125 Users
Tsuma ni Naisho no JK Anal Choukyou ~Imouto ni Shiriana no Yosa o Oshieru Gikei~
Tsuma ni Naisho no JK Anal Choukyou ~Imouto ni Shiriana no Yosa o Oshieru Gikei~
8%
Tags
  • Anal Fisting
  • Anal Penetration
  • Ojousama Heroine
  • Anal Toys
  • Reverse Cowgirl
Rating 6.3125 Users
Ero Item de Haramase Harem Seikatsu ~Isekai no Kyonyuu Mesu-tachi o Niku Onaho Ni!~
Ero Item de Haramase Harem Seikatsu ~Isekai no Kyonyuu Mesu-tachi o Niku Onaho Ni!~
8%
Tags
  • Unavoidable Heroine Rape by the Protagonist
  • Food Gokkun
  • Naked Dogeza
  • Heroine with Slave Tattoo (BDSM)
  • Nose Hook
Rating 6.2134 Users
Haishin 2
Haishin 2
8%
Tags
  • Shopping Mall
  • Character Movement
  • Jump Scares
  • Puzzle Game
  • Online Streamer Protagonist
Rating 6.1122 Users
Twofold
Twofold
8%
Tags
  • Non-Binary Protagonist
  • Student Club President Heroine
  • Varied Text Boxes
  • Modern Day United States of America
  • Friendship Route
Rating 7.4920 Users
Winter
Winter's Empty Mask
8%
Tags
  • Horror
  • Mystery
  • RPG
  • Male Protagonist
Rating 5.8420 Users
Seitenshi Sharlot Ingyaku no Dorei Choukyou ~Goshujin-sama Dake no Harami Tenshi ni Shite Kudasai~
Seitenshi Sharlot Ingyaku no Dorei Choukyou ~Goshujin-sama Dake no Harami Tenshi ni Shite Kudasai~
7%
Tags
  • Rape by Deception
  • Heroine with Wings
  • Angel Heroine
  • Clothed Male Naked Female
  • Energy Transfer via Sex
Rating 5.0961 Users
Shasei no Jikan! ~Boku no Oinari-san wa Babumi Tappuri no Oiroke Onee-san~
Shasei no Jikan! ~Boku no Oinari-san wa Babumi Tappuri no Oiroke Onee-san~
7%
Tags
  • Kitsune Heroine
  • Heroine with Kimono
  • Ear-Cleaning
  • Single Handjob
  • Single Boobjob
Rating 6.1838 Users
Hora, Sonna ni Koe o Morasu to Kareshi ni Barechimau ze? ~Eroge Sekai de Mob no Shoujo o Netotte Mita~
Hora, Sonna ni Koe o Morasu to Kareshi ni Barechimau ze? ~Eroge Sekai de Mob no Shoujo o Netotte Mita~
7%
Tags
  • Timid Heroine
  • Heroine with Eye Covering Hairstyle
  • Hero in Relationship with Other(s)
  • Protagonist from a Different World
  • Sexual Slavery (Consensual)
Rating 6.5436 Users

Bangguseoge Ineoagassi has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Tags (13 total)

NameScoreImportanceWeight
Mermaid Heroine3.002.597.77
Support Character with Multiple Personalities2.003.496.98
Lazy Heroine2.002.705.40
Summer3.001.675.00
Japanese Voice Acting (For Non-OJLVNs)2.002.384.76
Shy Heroine2.001.703.39
Non-Japanese Voice Acting2.001.472.93
Bad Ending(s)2.001.202.39
Protagonist's Childhood Friend as a Heroine2.001.142.28
Multiple Endings2.000.671.34
No Sexual Content2.000.571.14
Male Protagonist2.000.300.61
ADV2.000.150.29

Traits (36 total)

NameCharactersImportanceWeight
Fish Fins Body23.023.31
Merperson Role22.893.17
Hanbok Clothes13.732.59
Weak Memory Subject of13.022.10
Oversized Clothing Clothes12.791.94
Childishly Violent Personality12.641.83
Mini Hat Clothes12.601.80
Split Personality Subject of12.561.78
Priest Role12.431.69
Gradient Colored Hair Hair12.141.48
Hazel Eyes12.041.41
Cyan Hair12.031.41
Bob Cut Hair11.821.26
Cheerful Personality11.741.21
Outgoing Personality11.741.20
Reserved Personality11.721.19
Garnet Eyes11.661.15
Shy Personality11.621.12
V Bangs Hair11.410.98
Blunt Bangs Hair11.400.97
Grey Hair11.380.96
Kid Body11.370.95
Ahoge Hair11.320.91
Childhood Friend Role11.260.87
Dress Clothes11.250.87
Blue Hair11.190.83
Big Breasts Body11.140.79
Parted to Side Hair11.050.73
Spiky Bangs Hair11.000.69
Sidehair Hair10.980.68
Short Hair20.610.67
Waist Length+ Hair10.810.56
Black Hair10.810.56
Blue Eyes10.800.56
Pale Body30.370.51
Teen Body10.620.43