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Summary

Touma Kojirou was just a regular, ordinary detective, investigating suspicions of adultery and finding lost pets until one day, his little sister brings her friend in as a client. As her theater troupe prepares for their performance of “Phantom of the Opera”, a real phantom threatens to end their production! Will you be able to uncover the identity of this masked assailant before its too late?! Or will you be too busy banging every member of the cast?! Find out, when the curtain rises! [From MangaGamer]

Kougyaku no Kishi Milles -Boukyaku no Hate, Inshoku Jutai-
Kougyaku no Kishi Milles -Boukyaku no Hate, Inshoku Jutai-
NAN%
Tags
  • Unavoidable Rape
  • Plant Sex
  • Third-person Narrative
  • Heroine with Visible Panties
  • Slime Monster Rape
Rating 5.03156 Users
Succubu ☆ Soon!
Succubu ☆ Soon!
NAN%
Tags
  • Incubi
  • Succubi
  • Protagonist's Rival as a Heroine
  • Only Avoidable Heroine Having Sex with Others
  • Nun Heroine
Rating 5.40375 Users
Shinigami no Kiss wa Wakare no Aji
Shinigami no Kiss wa Wakare no Aji
NAN%
Tags
  • Shinigami Heroine
  • Talking Animal
  • Pet Support Character
  • No Common Sense Heroine
  • Varied Title Screens
Rating 6.901,329 Users
Maman Kyoushitsu ~Mirai no H na Obenkyou~
Maman Kyoushitsu ~Mirai no H na Obenkyou~
NAN%
Tags
  • Human Childbirth
  • Pregnant Heroine
  • Quiz Game
  • Pregnancy Good Ending
  • Divorcee Heroine
Rating 6.72490 Users
Neko-nin exHeart
Neko-nin exHeart
NAN%
Tags
  • Sex Scene Recollection
  • Interracial/interspecies Romance
  • Kunoichi Heroine
  • Catgirl Heroine
  • Shimaidon Ending
Rating 6.38828 Users
Yandere Onee-chan no Otouto Shiiku Nikki
Yandere Onee-chan no Otouto Shiiku Nikki
NAN%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Yandere Heroine
  • Jealousy
  • Heroine with Psychological Problems
  • Blood-related Brother/Sister Incest
Rating 6.0841 Users
Seiai Gakuen Fechika
Seiai Gakuen Fechika
NAN%
Tags
  • Heroine with Leotard
  • Heroine with Visible Panties
  • Cosplay
  • School Life Comedy
  • Group Sex
Rating 6.16691 Users
Ryuusei Pendulum Heart
Ryuusei Pendulum Heart
NAN%
Tags
  • Alien Heroine
  • Police Officer Heroine
  • Fighting Heroine
  • Transformation Sequence(s)
  • Science Fiction
Rating 6.21102 Users
Hara ☆ Para!! ~Swan Nakadashi Paradise~
Hara ☆ Para!! ~Swan Nakadashi Paradise~
NAN%
Tags
  • Confinement in a Simulated Reality
  • Unnamed Protagonist
  • Half-demon Heroine
  • Crossover
  • Vampire Heroine
Rating 6.00118 Users
Magical Teacher Sensei wa Majo?
Magical Teacher Sensei wa Majo?
NAN%
Tags
  • P.E. Teacher Heroine
  • Blood-related Aunt/Nephew Incest
  • Principal Heroine
  • Mage Protagonist
  • Shotacon Heroine
Rating 5.39250 Users
Oppai Sensou - Kyonyuu VS Hinnyuu -
Oppai Sensou - Kyonyuu VS Hinnyuu -
NAN%
Tags
  • Skippable Gameplay
  • Strategic Card Battles
  • Queen Heroine
  • War
  • Super Deformed Sprites
Rating 5.71902 Users
See-eki! Bukkake Bokujou! ~Oshiru Ippai, Seirei-tachi o H ni Shiiku!~
See-eki! Bukkake Bokujou! ~Oshiru Ippai, Seirei-tachi o H ni Shiiku!~
NAN%
Tags
  • Sex with Monster Girls
  • Monster Girl Support Character
  • Monster Girl Heroine
  • Heroine with Visible Panties
  • Sex With Monsters
Rating 5.58437 Users
Zettai Saikyou ☆ Oppai Sensou!! ~Kyonyuu Oukoku vs Hinnyuu Oukoku~
Zettai Saikyou ☆ Oppai Sensou!! ~Kyonyuu Oukoku vs Hinnyuu Oukoku~
NAN%
Tags
  • Musume-type Heroine
  • Onna Bugeisha Heroine
  • Defloration During Common Route
  • Rapist Protagonist
  • Heroine with Small Breasts (Non-Loli)
Rating 6.941,040 Users
Kozukuri Youkai H Henka ~Otome o Okasu Hyoui Gattai~
Kozukuri Youkai H Henka ~Otome o Okasu Hyoui Gattai~
NAN%
Tags
  • Onmyouji Protagonist
  • Onmyouji Heroine
  • Youkai
  • Yuki-onna Heroine
  • Ghost
Rating 5.91431 Users
Nanpa Nama Hame Nakadashi Banzai 5
Nanpa Nama Hame Nakadashi Banzai 5
NAN%
Tags
  • Nanpa
  • Playboy Protagonist
  • Beach
  • Sex on a Beach
  • Long Sexual Scenes
Rating 6.4139 Users
Koinaka Lovers
Koinaka Lovers
NAN%
Tags
  • Countryside
  • Perverted Heroine
  • High School Student Heroine
  • BDSM
  • Exhibitionism
Rating 6.7735 Users
Pururun Café
Pururun Café
NAN%
Tags
  • Divorcee Heroine
  • Martial Artist Heroine
  • Co-worker Heroine
  • Protagonist's Boss as a Heroine
  • Businesswoman Heroine
Rating 6.03604 Users
Osananajimi wa Daitouryou: My girlfriend is the PRESIDENT. Fandisc
Osananajimi wa Daitouryou: My girlfriend is the PRESIDENT. Fandisc
NAN%
Tags
  • Threesome Ending
  • Student Council Member Protagonist
  • Heroine with Small Breasts (Non-Loli)
  • Russian Heroine
  • Threesome
Rating 6.78739 Users
Reijou no Himitsu
Reijou no Himitsu
NAN%
Tags
  • Shimaidon Ending
  • Romancing a Family
  • Oyakodon Ending
  • Protagonist's Girlfriend as a Heroine
  • Heroine's Mother as a Heroine
Rating 5.4629 Users
Harem☆Party
Harem☆Party
NAN%
Tags
  • Royal Heroine
  • Clumsy Heroine
  • Sex Under the Necessity
  • Tall Heroine
  • Heroine with Armor
Rating 5.88590 Users
Okasare Yuusha II ~Yuusha na no ni, Chinchin o Pikupiku Sarete Bakari no Boku...~
Okasare Yuusha II ~Yuusha na no ni, Chinchin o Pikupiku Sarete Bakari no Boku...~
NAN%
Tags
  • Maou Heroine
  • Monster Girl Support Character
  • Sex with Monster Girls
  • Female Domination Only
  • Rape on Defeat
Rating 6.65376 Users
Goshujin-sama Da~isuki
Goshujin-sama Da~isuki
NAN%
Tags
  • Group (4+) Footjob
  • Wealthy Protagonist
  • Popular Protagonist
  • Nympho Protagonist
  • Bleep Censor
Rating 6.36728 Users
Daemonophilia
Daemonophilia
NAN%
Tags
  • Succubus Heroine
  • Early Branching Plot
  • Modern Day Earth
  • Library
  • 100% Completion Bonus
Rating 5.7824 Users
Eroge! ~H mo Game mo Kaihatsu Zanmai~
Eroge! ~H mo Game mo Kaihatsu Zanmai~
NAN%
Tags
  • Movable Text Box
  • Scat Filter
  • Production of Pornography (Drawn)
  • Design Story
  • Artist Heroine
Rating 6.952,037 Users
Nakadashi Spy no Sounyuu Sousa -Shikyuu no Heiwa wa Ore ga Mamoru!-
Nakadashi Spy no Sounyuu Sousa -Shikyuu no Heiwa wa Ore ga Mamoru!-
23%
Tags
  • Sex License
  • Protagonist's Opponent as a Heroine
  • Spy Protagonist
  • Heroine with Catsuit
  • Parody
Rating 5.66350 Users
Todoroke Seiki no Daihatsumei: Ai to Ikari to Kanashimi no Himitsu Kessha Dai Ni Kagakubu
Todoroke Seiki no Daihatsumei: Ai to Ikari to Kanashimi no Himitsu Kessha Dai Ni Kagakubu
18%
Tags
  • Inventor Protagonist
  • Comedy Rape
  • Secret Society
  • Unavoidable Heroine Rape
  • Secret Identity
Rating 5.99433 Users
Kozukuri Youkai H Henka ~Otome o Okasu Hyoui Gattai~
Kozukuri Youkai H Henka ~Otome o Okasu Hyoui Gattai~
17%
Tags
  • Onmyouji Protagonist
  • Onmyouji Heroine
  • Youkai
  • Yuki-onna Heroine
  • Ghost
Rating 5.91431 Users
Zettai Saikyou ☆ Oppai Sensou!! ~Kyonyuu Oukoku vs Hinnyuu Oukoku~
Zettai Saikyou ☆ Oppai Sensou!! ~Kyonyuu Oukoku vs Hinnyuu Oukoku~
13%
Tags
  • Musume-type Heroine
  • Onna Bugeisha Heroine
  • Defloration During Common Route
  • Rapist Protagonist
  • Heroine with Small Breasts (Non-Loli)
Rating 6.941,040 Users
See-eki! Bukkake Bokujou! ~Oshiru Ippai, Seirei-tachi o H ni Shiiku!~
See-eki! Bukkake Bokujou! ~Oshiru Ippai, Seirei-tachi o H ni Shiiku!~
13%
Tags
  • Sex with Monster Girls
  • Monster Girl Support Character
  • Monster Girl Heroine
  • Heroine with Visible Panties
  • Sex With Monsters
Rating 5.58437 Users
Magical Teacher Sensei wa Majo?
Magical Teacher Sensei wa Majo?
12%
Tags
  • P.E. Teacher Heroine
  • Blood-related Aunt/Nephew Incest
  • Principal Heroine
  • Mage Protagonist
  • Shotacon Heroine
Rating 5.39250 Users
Oppai Sensou - Kyonyuu VS Hinnyuu -
Oppai Sensou - Kyonyuu VS Hinnyuu -
12%
Tags
  • Skippable Gameplay
  • Strategic Card Battles
  • Queen Heroine
  • War
  • Super Deformed Sprites
Rating 5.71902 Users
Ryuusei Pendulum Heart
Ryuusei Pendulum Heart
12%
Tags
  • Alien Heroine
  • Police Officer Heroine
  • Fighting Heroine
  • Transformation Sequence(s)
  • Science Fiction
Rating 6.21102 Users
Hara ☆ Para!! ~Swan Nakadashi Paradise~
Hara ☆ Para!! ~Swan Nakadashi Paradise~
12%
Tags
  • Confinement in a Simulated Reality
  • Unnamed Protagonist
  • Half-demon Heroine
  • Crossover
  • Vampire Heroine
Rating 6.00118 Users
Koinaka Lovers
Koinaka Lovers
11%
Tags
  • Countryside
  • Perverted Heroine
  • High School Student Heroine
  • BDSM
  • Exhibitionism
Rating 6.7735 Users
Osananajimi wa Daitouryou: My girlfriend is the PRESIDENT. Fandisc
Osananajimi wa Daitouryou: My girlfriend is the PRESIDENT. Fandisc
10%
Tags
  • Threesome Ending
  • Student Council Member Protagonist
  • Heroine with Small Breasts (Non-Loli)
  • Russian Heroine
  • Threesome
Rating 6.78739 Users
Harem☆Party
Harem☆Party
10%
Tags
  • Royal Heroine
  • Clumsy Heroine
  • Sex Under the Necessity
  • Tall Heroine
  • Heroine with Armor
Rating 5.88590 Users
Goshujin-sama Da~isuki
Goshujin-sama Da~isuki
10%
Tags
  • Group (4+) Footjob
  • Wealthy Protagonist
  • Popular Protagonist
  • Nympho Protagonist
  • Bleep Censor
Rating 6.36728 Users
Eroge! ~H mo Game mo Kaihatsu Zanmai~
Eroge! ~H mo Game mo Kaihatsu Zanmai~
10%
Tags
  • Movable Text Box
  • Scat Filter
  • Production of Pornography (Drawn)
  • Design Story
  • Artist Heroine
Rating 6.952,037 Users
Imouto Paradise! ~Onii-chan to Gonin no Imouto no Ecchi Shimakuri na Mainichi~
Imouto Paradise! ~Onii-chan to Gonin no Imouto no Ecchi Shimakuri na Mainichi~
10%
Tags
  • Harem Ending with Theme
  • Family Life Comedy
  • Siscon Protagonist
  • Domicile
  • Non-twin Heroine Sisters
Rating 6.561,793 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~
10%
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
Natsuiro Mikan ~Ecchi na Shoujo to Shitataru Nioi~
Natsuiro Mikan ~Ecchi na Shoujo to Shitataru Nioi~
10%
Tags
  • Mesugaki Heroine
  • Homecoming
  • Spontaneous Sex Scenes
  • No Support Character
  • Jump to Prior Choices
Rating 6.02438 Users
Harukoi * Otome ~Otome no Sono de Gokigen
Harukoi * Otome ~Otome no Sono de Gokigen'you.~
9%
Tags
  • Former All-girls School
  • Ejaculation Forewarner
  • Onna Bugeisha Heroine
  • Foolish Friend
  • Slapstick
Rating 6.57597 Users
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
Kakurete! Doki Doki Idol H! ~Manager to no Ikenai Lesson?~
9%
Tags
  • Manager Protagonist
  • Japanese Idols
  • Exhibitionism
  • Discreet Masturbation
  • Idol Heroine
Rating 6.4220 Users
Ritaania no Seirei Tsukai -Meikyuu o Yuku Mono-
Ritaania no Seirei Tsukai -Meikyuu o Yuku Mono-
9%
Tags
  • Dungeon Crawling Game
  • Clothing Damage
  • RPG
  • Fighting Heroine
  • Avoidable Rape
Rating 5.34114 Users
Tick! Tack!
Tick! Tack!
9%
Tags
  • Sex Scene Recollection
  • Gauge Display
  • Sprite Viewer
  • Interracial/interspecies Romance
  • Demon Heroine
Rating 6.83521 Users
Minna Daisuki Kozukuri Banchou
Minna Daisuki Kozukuri Banchou
9%
Tags
  • Human Childbirth
  • Crippled Heroine
  • Polygamy
  • Competition
  • Action Game
Rating 6.56715 Users
Magical Marriage Lunatics!!
Magical Marriage Lunatics!!
9%
Tags
  • Sudden Girlfriend Appearance
  • Protagonist's Rival as a Heroine
  • Succubi
  • Childhood Promise
  • Transfer Student Heroine
Rating 6.85835 Users
Imouto Paradise! 2 ~Onii-chan to Gonin no Imouto no Mo~tto! Ecchi Shimakuri na Mainichi~
Imouto Paradise! 2 ~Onii-chan to Gonin no Imouto no Mo~tto! Ecchi Shimakuri na Mainichi~
9%
Tags
  • Protagonist with Phimosis
  • Inbred Protagonist
  • Heroine with Erotic Adhesive Bandage
  • Inbred Heroine
  • Family Life Comedy
Rating 7.02826 Users

Touma Kojirou no Tantei File ~Opera Za no Kaijin Satsujin Jiken~ 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 (51 total)

NameScoreImportanceWeight
Private Detective Protagonist2.752.035.60
Theater1.803.005.40
Murder Mystery2.291.723.95
Promiscuity1.672.273.80
Protagonist's Younger Sister as a Heroine2.001.873.74
Clumsy Heroine1.752.133.72
Arrogant Heroine1.801.973.55
Proactive Protagonist2.001.673.34
Non-blood-related Brother/Sister Incest1.861.763.28
Airhead Heroine1.801.783.21
High Sexual Content3.001.053.15
Protagonist's Non-blood-related Sister as a Heroine1.801.753.15
Ejaculation Choice2.001.523.05
Homicide1.801.673.00
Sister/Sister Incest1.252.382.98
Promiscuous Heroine1.671.752.92
Vaginal Masturbation2.001.362.72
Close-up CGs1.002.522.52
Adult Heroine2.201.132.49
Early Sexual Content2.001.222.45
Heroine with Sexual Experience2.001.212.42
Ojousama Heroine1.671.442.41
Hotel1.002.322.32
Single Boobjob2.001.152.29
Adult Protagonist2.201.022.24
Colored Name-tags1.801.232.21
Threesome Ending1.251.742.17
Drunk Sex1.002.082.08
Protagonist's Childhood Friend as a Heroine1.801.142.05
Student Heroine2.000.991.99
Single Blowjob2.000.951.91
Missionary Position2.000.941.88
High School Student Heroine2.000.851.69
Heroine with Big Breasts2.000.841.68
Anal Toys1.201.391.67
Defloration2.140.761.62
Threesome1.001.601.60
Lactation During Sex1.201.271.52
Nukige2.170.651.41
Doggy Style1.750.801.40
Multiple Endings2.000.671.34
Sexual Content2.000.631.26
Lesbian Sex1.001.151.15
Sitting Sex1.001.051.05
Imouto-type Heroine0.601.751.05
Cunnilingus1.000.930.93
Group Sex of One Male and Several Females1.000.920.92
Cowgirl1.000.840.84
Male Protagonist2.750.300.83
ADV2.750.140.40
1.800.000.00

Traits (106 total)

NameCharactersImportanceWeight
Actor Role32.363.27
Drunk Sex Engages in (Sexual)22.402.64
Detective Role22.212.42
Non-blood-related Incest Engages in (Sexual)22.152.37
Tribadism on Penis Engages in (Sexual)22.082.29
Tribadism on Penis Subject of (Sexual)12.861.98
Dog Tags Clothes12.721.89
Loafers Clothes21.711.88
Journalist Role12.631.82
Sideburns Hair12.621.81
Shy Personality21.621.77
Drinking Engages in21.611.77
Camera Items12.551.77
Belt Clothes31.271.76
Narcissist Personality12.541.76
Piggyback Ride Subject of12.521.75
Sexual Harassment Engages in12.451.70
Medium Breasts Body21.511.66
Non-blood-related Brother Role12.381.65
Group Sex of One Male and Several Females Engages in (Sexual)31.171.63
Incest Engages in (Sexual)21.471.61
Sexual Fantasy Engages in (Sexual)12.311.60
Younger Sister Role21.441.59
Young-adult Body70.761.58
Big Breasts Body31.131.57
Pantyhose Clothes21.421.57
V Bangs Hair21.411.55
Sexual Harassment Subject of12.221.54
Sexual Fantasy Subject of (Sexual)12.221.54
Lesbian Sex Engages in (Sexual)21.381.52
Non-blood-related Sister Role12.171.50
Police Role12.161.49
Voyeurism Engages in (Sexual)12.141.48
Boobjob Engages in (Sexual)31.071.48
Tominagi Engages in (Sexual)12.111.46
Parted to Side Hair31.051.45
Sunglasses Clothes12.001.38
Childhood Friend Role21.261.38
Sidehair Hair30.981.36
Voyeurism Subject of11.951.35
Ojousama Role11.951.35
Clumsy Personality11.931.34
Shaggy Hair11.921.33
Airhead Personality11.921.33
Straight Hair30.941.31
Trousers Clothes21.191.30
Black Hair40.801.29
Blue Eyes40.801.29
Boobjob Subject of (Sexual)11.861.29
Shirt Clothes21.161.27
Bob Cut Hair11.821.26
Sitting Sex Engages in (Sexual)11.821.26
Short Hair70.611.26
Brown Eyes30.901.25
Skirt Suit Clothes11.741.21
Vaginal/Anal Sexual Toys Subject of (Sexual)11.741.20
Older Brother Role11.731.20
Cowgirl Engages in (Sexual)11.711.19
Virgin Sex Engages in (Sexual)30.851.18
Arrogant Personality11.701.18
Doggy Style Engages in (Sexual)11.681.17
Vaginal Masturbation Engages in (Sexual)11.681.16
Crop Top Clothes11.661.15
Collar Clothes11.661.15
Kouhai Role11.631.13
Garter Belt Stockings Clothes11.621.12
Senpai Role11.611.12
Lactation Engages in11.591.10
Brown Hair40.681.10
Spiky Bangs Hair21.001.10
Clothing with Ribbons Clothes11.581.09
Older Sister Role11.561.08
Bracelet Clothes11.561.08
Jeans Clothes11.551.08
Cunnilingus Engages in (Sexual)11.551.08
Blowjob Subject of (Sexual)11.521.05
Cowgirl Subject of (Sexual)20.951.05
Choker Clothes11.501.04
Slim Body50.581.03
Serious Personality11.491.03
Suit Clothes11.441.00
Not a Virgin Role11.410.98
Female Ejaculation Engages in (Sexual)11.360.94
Tominagi Subject of (Sexual)11.360.94
High School Student Role20.850.94
Skirt Clothes11.340.93
T-shirt Clothes11.310.91
Curtained Hair11.300.90
Waist Length+ Hair20.810.89
Pale Body100.370.88
Watashi Personality11.250.87
Dress Clothes11.250.87
Teen Body30.620.86
Blowjob Engages in (Sexual)20.760.84
School Uniform Clothes20.750.83
Violet Hair11.190.83
Ribbon Hair Tie Clothes11.190.83
Cunnilingus Subject of (Sexual)11.160.81
Necktie Clothes11.120.77
Sitting Sex Subject of (Sexual)11.060.74
Violet Eyes11.050.72
Thigh-high Stockings Clothes11.040.72
Green Eyes11.020.70
Doggy Style Subject of (Sexual)10.920.64
Blond Hair10.890.62
Long Hair10.750.52