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Summary

Two people on the full night perform a "ritual". None of them knows how to do it. Boy suddenly has an urge to suck girl's blood, and she gets unconscious. Her heartbeat weakens, skin becomes pale, and she stops to respond anymore. Main character who comes from the family of vampires needs to find a new, more suitable bride candidate. [From vndbreview]

Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
Shin Onna Kyoushi Yuuwaku Shinro Shidoushitsu
NAN%
Tags
  • Protagonist with Health Issues
  • School Nurse Support Character
  • School Nurse Heroine
  • Heroine with Sport Bloomers
  • Remote-controlled Vibrator
Rating 6.6926 Users
Eroge Shiyou yo!
Eroge Shiyou yo!
NAN%
Tags
  • Romancing a Family
  • Production of Pornography (Drawn)
  • Otaku Protagonist
  • Armpit Sex
  • Twin Handjob
Rating 5.8727 Users
No! body knows ~Sono Karada ga Shitteiru~
No! body knows ~Sono Karada ga Shitteiru~
NAN%
Tags
  • Romancing a Family
  • Hikikomori Heroine
  • White Haired Heroine
  • Twin Sisters as Heroines
  • Voiced Thoughts
Rating 6.4325 Users
Aneboku ~Onee-chan wa Bijin 3 Shimai~
Aneboku ~Onee-chan wa Bijin 3 Shimai~
NAN%
Tags
  • Brother/Sister Romance
  • Protagonist with Phimosis
  • Romancing a Family
  • Protagonist's Non-blood-related Sister as a Heroine
  • Single Hole Multiple Objects Insertion (obsolete)
Rating 7.1623 Users
Kawarazaki-ke no Ichizoku
Kawarazaki-ke no Ichizoku
NAN%
Tags
  • Madness
  • Western-style Manor
  • Ending Scene Recollection
  • Smoker Protagonist
  • High Amount of Bad Endings
Rating 6.3651 Users
Love Fetish ~Tekoki Hen~
Love Fetish ~Tekoki Hen~
NAN%
Tags
  • Flat Tints Only
  • High Sexual Content
  • Modern Day
  • Tsundere Heroine
  • Perverted Heroine
Rating 6.7722 Users
Douryou no Oku-san ~Netori Tsuma, Netorare Tsuma~
Douryou no Oku-san ~Netori Tsuma, Netorare Tsuma~
NAN%
Tags
  • Netori
  • Clothed Male Naked Female
  • Wake-up Sex
  • Love Hotel
  • Sex in a Vehicle
Rating 7.0626 Users
Ai Shimai ~Futari no Kajitsu~
Ai Shimai ~Futari no Kajitsu~
NAN%
Tags
  • Blood-related Sister/Sister Incest
  • Non-twin Heroine Sisters
  • Rape with Blackmail
  • Rapist Protagonist
  • Sexual Slavery
Rating 6.4522 Users
Breed! Breed-Island.
Breed! Breed-Island.
NAN%
Tags
  • Childishly Violent Heroine
  • Island
  • Oneesan-type Heroine
  • Heroine with Bodystocking
  • Shimaidon with Twins Ending
Rating 6.6823 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
Toraba!
Toraba!
NAN%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8824 Users
Elf All Stars Datsui Jan 3
Elf All Stars Datsui Jan 3
NAN%
Tags
  • Mahjong as Gameplay Element
  • Multiplayer Game
  • Separate Windows
  • Crossover
  • Boobs on Glass
Rating 7.3029 Users
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
NAN%
Tags
  • Rape by Proxy
  • Newspaper Club
  • Sex Under the Necessity
  • Discipline Committee Leader Heroine
  • Painter Protagonist
Rating 7.3764 Users
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
NAN%
Tags
  • Widow Heroine
  • Heroine with Armpit Hair
  • Heroine with Kimono
  • Dildos
  • Rope Bondage
Rating 6.8822 Users
Danchi Wife ~Hitozuma Nude Model no Kenshin~
Danchi Wife ~Hitozuma Nude Model no Kenshin~
NAN%
Tags
  • Painter Protagonist
  • Heroine in Relationship with Other(s)
  • Widow Heroine
  • Harem Ending
  • Threesome Ending
Rating 7.0228 Users
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
NAN%
Tags
  • Meiji Era
  • Hime Heroine
  • Mahou Shoujo Heroine
  • Immortal Heroine
  • Fighting Heroine
Rating 6.8520 Users
Love Fetish ~Paizuri Hen~
Love Fetish ~Paizuri Hen~
NAN%
Tags
  • Flat Tints Only
  • Reverse Trap Heroine
  • Naizuri
  • Small Breast Sizes Heroine (Non-Loli)
  • Bokukko Heroine
Rating 6.8020 Users
Shin Yakin Byoutou
Shin Yakin Byoutou
NAN%
Tags
  • Medical Doctor Protagonist
  • Nurse Support Character
  • Body Smell Fetish
  • Close-up CGs
  • Villainous Protagonist
Rating 6.9821 Users
Tsuma Youji 2 ~Boku wa Hitozuma Tenjouin~
Tsuma Youji 2 ~Boku wa Hitozuma Tenjouin~
NAN%
Tags
  • Driver Heroine
  • Guide Heroine
  • Landlady Heroine
  • Onsen
  • Co-worker Heroine
Rating 7.1821 Users
Wagamama Milk DE Shite Ageru ~Ecchi na Oneesan-tachi to no Dopyudopyu Home Share Seikatsu~
Wagamama Milk DE Shite Ageru ~Ecchi na Oneesan-tachi to no Dopyudopyu Home Share Seikatsu~
NAN%
Tags
  • Group (4+) Boobjob
  • Foreskin Play
  • Oneesan-type Heroine
  • Blood-related Cousin Incest
  • Nursing Handjob
Rating 7.2349 Users
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
Kanojo ga Myuu Datta Baai ~Oshiego Vampire no Ama Toro Reizoku Choukyou~
NAN%
Tags
  • Protagonist as the Only Male
  • Erotic Mind Control
  • Full Chastity Belt
  • Shoejob
  • Kneepit Sex
Rating 6.6822 Users
Milk Junkie
Milk Junkie
NAN%
Tags
  • Oyakodon Ending
  • Blood-related Mother/Daughter Incest
  • Big Breast Sizes Heroine
  • Tribadism on Penis
  • Heroine's Mother as a Heroine
Rating 7.3439 Users
Resort Boin
Resort Boin
NAN%
Tags
  • Plant Sex
  • Summer
  • Heroine with Swimsuits
  • Dogs
  • Clumsy Heroine
Rating 7.67101 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
Yakin Byoutou Ni
Yakin Byoutou Ni
37%
Tags
  • Medical Doctor Protagonist
  • Hospital
  • Nurse Heroine
  • Simulation Game
  • Specula (Sexual)
Rating 7.2121 Users
Swindle
Swindle
32%
Tags
  • Blind Heroine
  • Rape by Deception
  • Gauge Display
  • Hospital
  • Armpit Licking
Rating 7.0521 Users
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
Najimi no Oba-chan ~Batsuichi Jukujo to Inran Miboujin~
28%
Tags
  • Widow Heroine
  • Heroine with Armpit Hair
  • Heroine with Kimono
  • Dildos
  • Rope Bondage
Rating 6.8822 Users
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
28%
Tags
  • Rape by Proxy
  • Newspaper Club
  • Sex Under the Necessity
  • Discipline Committee Leader Heroine
  • Painter Protagonist
Rating 7.3764 Users
Elf All Stars Datsui Jan 3
Elf All Stars Datsui Jan 3
27%
Tags
  • Mahjong as Gameplay Element
  • Multiplayer Game
  • Separate Windows
  • Crossover
  • Boobs on Glass
Rating 7.3029 Users
Shinsetsu Ryouki no Ori
Shinsetsu Ryouki no Ori
27%
Tags
  • Private Detective Protagonist
  • Cook Heroine
  • Amusement Park
  • Avoidable Rape
  • Protagonist's Boss as a Heroine
Rating 7.4123 Users
Toraba!
Toraba!
27%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8824 Users
Ai Shimai ~Futari no Kajitsu~
Ai Shimai ~Futari no Kajitsu~
27%
Tags
  • Blood-related Sister/Sister Incest
  • Non-twin Heroine Sisters
  • Rape with Blackmail
  • Rapist Protagonist
  • Sexual Slavery
Rating 6.4522 Users
Breed! Breed-Island.
Breed! Breed-Island.
26%
Tags
  • Childishly Violent Heroine
  • Island
  • Oneesan-type Heroine
  • Heroine with Bodystocking
  • Shimaidon with Twins Ending
Rating 6.6823 Users
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
26%
Tags
  • Meiji Era
  • Hime Heroine
  • Mahou Shoujo Heroine
  • Immortal Heroine
  • Fighting Heroine
Rating 6.8520 Users
Shin Yakin Byoutou
Shin Yakin Byoutou
25%
Tags
  • Medical Doctor Protagonist
  • Nurse Support Character
  • Body Smell Fetish
  • Close-up CGs
  • Villainous Protagonist
Rating 6.9821 Users
Wagamama Milk DE Shite Ageru ~Ecchi na Oneesan-tachi to no Dopyudopyu Home Share Seikatsu~
Wagamama Milk DE Shite Ageru ~Ecchi na Oneesan-tachi to no Dopyudopyu Home Share Seikatsu~
24%
Tags
  • Group (4+) Boobjob
  • Foreskin Play
  • Oneesan-type Heroine
  • Blood-related Cousin Incest
  • Nursing Handjob
Rating 7.2349 Users
Milk Junkie
Milk Junkie
24%
Tags
  • Oyakodon Ending
  • Blood-related Mother/Daughter Incest
  • Big Breast Sizes Heroine
  • Tribadism on Penis
  • Heroine's Mother as a Heroine
Rating 7.3439 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
24%
Tags
  • Masturbation with Object
  • Widow Heroine
  • Sexual Fantasizing
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.8223 Users
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
Yuuwaku Kazoku Ecchi ~Mama to Imouto-tachi no Amai Onedari~
24%
Tags
  • Mother/Son Incest
  • Incest Romance
  • Only Blood-related Heroines
  • Blood-related Mother/Son Incest
  • Shimaidon with Twins Ending
Rating 6.3135 Users
Milk Junkie 3
Milk Junkie 3
24%
Tags
  • Protagonist's Boss as a Heroine
  • Breast Smothering
  • Co-worker Heroine
  • Cousin Incest
  • Protagonist's Wife as a Heroine
Rating 7.6825 Users
Milk Junkie 2
Milk Junkie 2
23%
Tags
  • Shimaidon Ending
  • Blood-related Sister/Sister Incest
  • Big Breast Sizes Heroine
  • Soapy Massage
  • Changeable Font
Rating 7.5924 Users
D-EVE in you
D-EVE in you
23%
Tags
  • Japanese Idols
  • Idol Heroine
  • Singer Heroine
  • Heroine with Intake Hairstyle
  • Exhibitionism
Rating 7.0925 Users
Himegoto Union Motto H!
Himegoto Union Motto H!
22%
Tags
  • Reverse Trap Heroine
  • Shimaidon
  • Linear Plot
  • Twin Handjob
  • Soapy Massage
Rating 7.3821 Users
Pigeon Blood
Pigeon Blood
22%
Tags
  • Genital Piercing
  • Sadist Heroine
  • Masochist Heroine
  • Simulation Game
  • Heroine with Gothic Look
Rating 7.5127 Users
Jukuren Ganbou ~Himeta Omoi to Midara na Ai no Katachi~
Jukuren Ganbou ~Himeta Omoi to Midara na Ai no Katachi~
21%
Tags
  • Businesswoman Heroine
  • Multiple Credit Rolls
  • Twin Footjob
  • Pure Love Story
  • Sex at Work
Rating 6.9224 Users
Shinshou Genmukan
Shinshou Genmukan
21%
Tags
  • Smoker Protagonist
  • Anal Multiple Objects Insertion
  • Private Detective Protagonist
  • Orphan Heroine
  • Completely Avoidable Heroine Rape by Others
Rating 7.1523 Users
Doppuri Nakadashi Gakuen Sensou
Doppuri Nakadashi Gakuen Sensou
21%
Tags
  • Non-penetrative Sex
  • Student Council Member Heroine
  • Internal Exhibition of Sex
  • Shimaidon Ending
  • Spontaneous Sex Scenes
Rating 6.8933 Users
Sweetest Maman!
Sweetest Maman!
21%
Tags
  • Apartment Building
  • Host Club Heroine
  • Landlady Heroine
  • Only Non-Virgin Heroines
  • Widow Heroine
Rating 7.0228 Users

Izayoi no Hanayome has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Tags (48 total)

NameScoreImportanceWeight
Vampire Protagonist3.002.497.47
Energy Transfer via Sex3.002.397.18
Vampire3.002.216.62
Protagonist's Employee as a Heroine2.003.176.34
Simulation Game3.001.775.30
Sickly Heroine2.002.174.33
Heroine in Relationship with Other(s)2.002.154.30
Vampire Heroine2.002.084.16
Soapy Massage2.001.843.69
Read Text Marking2.001.843.67
Nurse Heroine2.001.803.61
Lots of Event CGs2.001.793.57
Changeable Font2.001.763.52
Colored Texts2.001.673.33
Heroine Having Sex with Others2.001.523.04
Wakame Sake1.002.992.99
Ojousama Heroine2.001.442.89
Lots of Choices2.001.432.85
Tsundere Heroine2.001.402.80
Perverted Heroine2.001.392.79
Intercrural Sex2.001.342.69
Gynecologist Chair1.002.532.53
Heroine with Sexual Experience2.001.212.42
Specula (Sexual)1.002.322.32
Lesbian Sex2.001.152.30
Adult Heroine2.001.132.27
Blowjob2.001.122.24
Sex on a Roof1.002.172.17
Group Sex of One Female and Several Males2.001.082.15
Adult Protagonist2.001.022.04
Mirror Sex1.002.032.03
Outdoor Sex2.000.991.99
Student Heroine2.000.991.99
Single Blowjob2.000.951.91
Group Sex of One Male and Several Females2.000.921.83
Nameable Protagonist2.000.911.82
Western-style Manor1.001.801.80
Naked Heroine with Apron1.001.661.66
Defloration2.000.761.52
Sex in Front of an Audience1.001.471.47
Sex in Water1.001.411.41
Ponytail Heroine1.001.401.40
Boobjob1.001.331.33
Loli Heroine1.001.191.19
Heroine with Glasses1.001.111.11
Male Protagonist3.000.300.90
ADV2.000.140.29
Sexual Content0.330.630.21

Traits (120 total)

NameCharactersImportanceWeight
Gokkun Engages in (Sexual)52.043.66
Deepthroat Engages in (Sexual)61.803.50
Nipple Teasing Subject of (Sexual)61.573.05
Reverse Missionary Subject of (Sexual)41.742.79
French Kiss Engages in (Sexual)51.482.65
Bukkake Subject of (Sexual)61.352.62
Leg Locking During Sex Engages in (Sexual)22.302.52
Nipple Sucking Subject of (Sexual)51.382.47
Tominagi Subject of (Sexual)51.362.43
Sex in Front of an Audience Engages in (Sexual)41.502.42
Seventh Posture Subject of (Sexual)41.462.35
Wakame Sake Engages in (Sexual)13.332.31
Selfcest Engages in (Sexual)13.292.28
Butterfly Subject of (Sexual)61.172.28
Reverse Cowgirl Subject of (Sexual)31.632.26
Masturbation Engages in (Sexual)41.392.24
Sex with Others Engages in (Sexual)21.992.19
Piledriver Subject of (Sexual)21.942.13
Masturbation with Water Engages in (Sexual)13.042.11
Quickie Fix Subject of (Sexual)61.082.10
Sitting Sex Subject of (Sexual)61.062.07
Creampie Eating Engages in (Sexual)12.962.05
Discreet Sex Engages in (Sexual)21.852.04
Sexual Blindfold Subject of (Sexual)21.852.04
Erotic Spitting Engages in (Sexual)12.942.04
Sex in Public Places Engages in (Sexual)41.262.03
Body Food Engages in (Sexual)12.821.96
Autobukkake Subject of (Sexual)12.811.95
Bathroom Sex Engages in (Sexual)31.391.92
Anal Masturbation Engages in (Sexual)12.691.86
Handjob Engages in (Sexual)41.161.86
Vaginal Masturbation Engages in (Sexual)21.681.85
Reverse Piledriver Subject of (Sexual)12.651.83
Spoons Subject of (Sexual)21.671.83
Doggy Style Subject of (Sexual)60.921.80
Missionary Subject of (Sexual)41.121.80
Naizuri Engages in (Sexual)12.571.78
Pianist Role12.571.78
Speculum (Sexual) Subject of (Sexual)12.541.76
Blindfold Clothes12.541.76
Vaginal Fingering Subject of (Sexual)41.081.74
Employee Role12.491.73
Boobjob Engages in (Sexual)41.071.72
Consensual Group Sex of One Female and Several Males Engages in (Sexual)12.481.72
Cowgirl Subject of (Sexual)50.951.71
Discreet Phone Sex Engages in (Sexual)12.441.69
Crotchless Panties Clothes12.401.67
Weakness Subject of12.391.66
Bodysponge Engages in (Sexual)12.381.65
Standing Sex Subject of (Sexual)31.181.63
Group Sex of One Male and Several Females Engages in (Sexual)31.171.63
Facesitting Subject of (Sexual)12.351.63
Green Hair21.481.62
Cunnilingus Subject of (Sexual)31.161.61
Sexual Fantasy Engages in (Sexual)12.311.60
Gang Bang Subject of (Sexual)12.311.60
Mirror Sex Engages in (Sexual)12.301.60
Intercrural Sex Subject of (Sexual)12.281.58
Blunt Bangs Hair21.401.54
Virgin Sex Engages in (Sexual)50.851.52
Anal Object Insertion Subject of (Sexual)12.191.51
Crown Clothes12.161.50
Female Ejaculation Engages in (Sexual)21.361.50
Nurse Role12.161.50
Blowjob Engages in (Sexual)60.761.48
Illness Subject of12.141.48
Tribadism Engages in (Sexual)12.121.47
Hospitalization Subject of12.101.46
Nurse's Cap Clothes12.091.45
Lonely Role12.051.42
Nurse Uniform Clothes12.001.39
Sixty-nine Engages in (Sexual)21.261.38
Wedding Dress Clothes11.991.38
Betrothed Role11.981.37
Vaginal Gaping Engages in (Sexual)11.951.35
Anal Sex Subject of (Sexual)21.191.31
Tsundere Personality11.871.30
Pink Rotor Subject of (Sexual)11.841.27
Outdoor Sex Engages in (Sexual)21.161.27
Braid Hair11.781.23
Spit-roast Subject of (Sexual)11.751.21
Group Sex of One Female and Several Males Engages in (Sexual)11.701.18
Naive Personality11.691.17
Shorts Clothes11.681.16
Ribbon Hair Accessory Clothes11.661.15
Wealthy Role11.651.15
Amber Eyes21.031.13
Sweater Clothes11.631.13
Pervert Personality11.631.13
Pink Eyes11.621.12
Garter Belt Stockings Clothes11.621.12
Sex in Water Engages in (Sexual)11.561.08
Cunnilingus Engages in (Sexual)11.551.08
Vest Clothes11.521.06
Long Hair30.751.04
Pissing Engages in (Sexual)11.471.02
Earrings Clothes11.420.98
Not a Virgin Role11.410.98
Blond Hair20.890.98
Lesbian Sex Engages in (Sexual)11.380.96
Wavy Hair11.360.94
Skirt Clothes11.340.93
Pink Hair11.330.92
Red Hair11.320.92
Blue Eyes20.800.88
Dress Clothes11.250.87
Ribbon Tie Clothes11.250.87
Friendly Personality11.220.84
Red Eyes11.200.83
Blue Hair11.190.83
Ribbon Hair Tie Clothes11.190.83
Twin Tails Hair11.130.78
Necktie Clothes11.120.77
Ponytail Hair11.100.76
Glasses Clothes11.080.75
Thigh-high Stockings Clothes11.040.72
Short Hair20.610.67
Straight Hair10.940.65
Waist Length+ Hair10.810.56
School Uniform Clothes10.750.52