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Summary

It's at the end of Taisho era. The main character, Tetsu Akatsuki witnesses an incident in 12-Story Prison which is one of hub of Secret Police… The closer he gets to the truth, the more he finds that the dark of 12-Story Prison is deep. Holding your own sense of justice in mind, solve the mysteries together with your partner! The mystery novel adventure game about the justice and friendship between Tetsu and Nagi, who put their lives at risk. [From the Apple store]

Purrfect Apawcalypse: Purrgatory Furever
Purrfect Apawcalypse: Purrgatory Furever
NAN%
Tags
  • Zombie
  • Black Comedy
  • Only Furry Heroines
  • Dogs
  • Non-Binary Protagonist
Rating 6.9728 Users
NG
NG
NAN%
Tags
  • Yakuza Hero
  • Urban Legend
  • Survival Focus
  • Terrorized by Monsters
  • Body Horror
Rating 7.54304 Users
Purrfect Apawcalypse: Patches
Purrfect Apawcalypse: Patches' Infurno
NAN%
Tags
  • Black Comedy
  • Furry
  • Dogs
  • Non-human Protagonist
  • Cats
Rating 7.2724 Users
Natural - Beyond Nature -
Natural - Beyond Nature -
NAN%
Tags
  • Cheat Codes
  • No Skip Read Text Option
  • Fictional Modern Day Earth
  • Unknown Gender Protagonist
  • Friendship
Rating 6.5626 Users
Lifted Dreams
Lifted Dreams
NAN%
Tags
  • Writer Heroine
  • Artist Protagonist
  • Singer Heroine
  • Non-Japanese Voice Acting
  • No Sexual Content
Rating 5.7844 Users
The Heiress of Sorcery
The Heiress of Sorcery
NAN%
Tags
  • Healer Protagonist
  • Epidemic
  • Shopkeeper Heroine
  • Fighting Hero
  • Both Male and Female Love Interests
Rating 6.4129 Users
Nie no Machi
Nie no Machi
NAN%
Tags
  • Afterlife
  • Only Seme Heroes
  • Uke Protagonist
  • Boarding House
  • Hotel
Rating 7.85102 Users
MazM: Jikil Aen Haideu
MazM: Jikil Aen Haideu
NAN%
Tags
  • Lawyer Protagonist
  • Literary Adaptation
  • Drama
  • Mystery
  • No Sexual Content
Rating 6.9826 Users
Humanity Must Perish
Humanity Must Perish
NAN%
Tags
  • Genocide
  • Robot Protagonist
  • Emotionless Protagonist
  • Serious Protagonist
  • Late Branching Plot
Rating 5.6582 Users
Futsuu na Boku to, Futsuu ja Nai Boku no Tomodachi
Futsuu na Boku to, Futsuu ja Nai Boku no Tomodachi
NAN%
Tags
  • Oni Hero
  • Timid Protagonist
  • Low Fantasy
  • Witch Heroine
  • Slice of Life Comedy
Rating 6.3835 Users
But You Seem Fine
But You Seem Fine
NAN%
Tags
  • Protagonist with Health Issues
  • Sickly Protagonist
  • Slice of Life Realism
  • Educational
  • No Skip Read Text Option
Rating 6.6820 Users
Ano Toki no Kotoba o Kikitakute...
Ano Toki no Kotoba o Kikitakute...
NAN%
Tags
  • Clicker Game
  • No Skip Read Text Option
  • Ending Scene Recollection
  • High School Student Hero
  • Transfer Student Protagonist
Rating 6.2128 Users
Jimi na Kare to Watashi no Jijou
Jimi na Kare to Watashi no Jijou
NAN%
Tags
  • Clicker Game
  • Middle School Student Hero
  • Beauty Pageant
  • Shy Hero
  • Strong Female Protagonist
Rating 6.2751 Users
Yotsumegami
Yotsumegami
NAN%
Tags
  • Temple
  • Shinto Shrine
  • Escape Game
  • Puzzle Game
  • Religious Location
Rating 7.4056 Users
Bol
Bol'shaja Medvedica
NAN%
Tags
  • The Holiday Season
  • Russia
  • Winter
  • Russian Protagonist
  • Russian Heroine
Rating 6.1249 Users
Kintouka
Kintouka
NAN%
Tags
  • Photographer Protagonist
  • Gentle Protagonist
  • Fictional Modern Day Japanese Island
  • Hotblooded Hero
  • Politician Hero
Rating 8.3856 Users
Amelie
Amelie
NAN%
Tags
  • Obsession
  • Psychological Horror
  • 2020s
  • Romance Between Protagonists
  • Yuri Game Jam
Rating 6.56110 Users
Kaii Keijiban to Nanatsu no Uwasa
Kaii Keijiban to Nanatsu no Uwasa
NAN%
Tags
  • Separate Text Boxes
  • The Seven School Mysteries
  • Multi-Selection Choices
  • Autosave Only
  • Ghost
Rating 6.9797 Users
7Days
7Days
NAN%
Tags
  • Underworld
  • Afterlife
  • Operating System Simulation
  • Competition
  • Resurrection
Rating 6.6935 Users
Si-Nis-Kanto -Shijou no Sora-
Si-Nis-Kanto -Shijou no Sora-
NAN%
Tags
  • Yakuza
  • Hero with Tattoo
  • Leader Hero
  • Crime Family
  • Early Branching Plot
Rating 7.2846 Users
Ikusei Nikki
Ikusei Nikki
NAN%
Tags
  • Scientist Protagonist
  • Genetic Research
  • Laboratory
  • Raising Simulation
  • Scientist Hero
Rating 6.6537 Users
Tokyo 24-ku
Tokyo 24-ku
NAN%
Tags
  • Politician Hero
  • Government
  • Only Seme Heroes
  • Police Officer Hero
  • Multiple Credit Rolls
Rating 7.8242 Users
No-good Noelle
No-good Noelle
NAN%
Tags
  • Fairy Protagonist
  • Fairy Hero
  • Winter
  • Fairies
  • Third-person Narrative
Rating 7.1426 Users
a pet shop after dark
a pet shop after dark
NAN%
Tags
  • Point-and-Click Adventure Game
  • Metafiction
  • Dialogue Based
  • Invisibility
  • Alternate Starting Point
Rating 6.5823 Users
Tasokare Hotel
Tasokare Hotel
45%
Tags
  • Hidden Object Game
  • Escape Game
  • Puzzle Game
  • Maid Protagonist
  • Cook Support Character
Rating 8.1665 Users
Alice no Seishin Saiban
Alice no Seishin Saiban
38%
Tags
  • No Backlog
  • Portrait Orientation
  • Courtroom
  • Fairy Tale
  • Amnesiac Protagonist
Rating 6.5127 Users
Yotsumegami
Yotsumegami
36%
Tags
  • Temple
  • Shinto Shrine
  • Escape Game
  • Puzzle Game
  • Religious Location
Rating 7.4056 Users
Jimi na Kare to Watashi no Jijou
Jimi na Kare to Watashi no Jijou
21%
Tags
  • Clicker Game
  • Middle School Student Hero
  • Beauty Pageant
  • Shy Hero
  • Strong Female Protagonist
Rating 6.2751 Users
Ano Toki no Kotoba o Kikitakute...
Ano Toki no Kotoba o Kikitakute...
18%
Tags
  • Clicker Game
  • No Skip Read Text Option
  • Ending Scene Recollection
  • High School Student Hero
  • Transfer Student Protagonist
Rating 6.2128 Users
Futsuu na Boku to, Futsuu ja Nai Boku no Tomodachi
Futsuu na Boku to, Futsuu ja Nai Boku no Tomodachi
13%
Tags
  • Oni Hero
  • Timid Protagonist
  • Low Fantasy
  • Witch Heroine
  • Slice of Life Comedy
Rating 6.3835 Users
But You Seem Fine
But You Seem Fine
12%
Tags
  • Protagonist with Health Issues
  • Sickly Protagonist
  • Slice of Life Realism
  • Educational
  • No Skip Read Text Option
Rating 6.6820 Users
MazM: Jikil Aen Haideu
MazM: Jikil Aen Haideu
11%
Tags
  • Lawyer Protagonist
  • Literary Adaptation
  • Drama
  • Mystery
  • No Sexual Content
Rating 6.9826 Users
Humanity Must Perish
Humanity Must Perish
11%
Tags
  • Genocide
  • Robot Protagonist
  • Emotionless Protagonist
  • Serious Protagonist
  • Late Branching Plot
Rating 5.6582 Users
Kintouka
Kintouka
10%
Tags
  • Photographer Protagonist
  • Gentle Protagonist
  • Fictional Modern Day Japanese Island
  • Hotblooded Hero
  • Politician Hero
Rating 8.3856 Users
Kaii Keijiban to Nanatsu no Uwasa
Kaii Keijiban to Nanatsu no Uwasa
10%
Tags
  • Separate Text Boxes
  • The Seven School Mysteries
  • Multi-Selection Choices
  • Autosave Only
  • Ghost
Rating 6.9797 Users
Si-Nis-Kanto -Shijou no Sora-
Si-Nis-Kanto -Shijou no Sora-
9%
Tags
  • Yakuza
  • Hero with Tattoo
  • Leader Hero
  • Crime Family
  • Early Branching Plot
Rating 7.2846 Users
Tokyo 24-ku
Tokyo 24-ku
9%
Tags
  • Politician Hero
  • Government
  • Only Seme Heroes
  • Police Officer Hero
  • Multiple Credit Rolls
Rating 7.8242 Users
a pet shop after dark
a pet shop after dark
8%
Tags
  • Point-and-Click Adventure Game
  • Metafiction
  • Dialogue Based
  • Invisibility
  • Alternate Starting Point
Rating 6.5823 Users
Pale Cachexia
Pale Cachexia
8%
Tags
  • Cemetery
  • Illness
  • Third-person Narrative
  • Library
  • Fear of Death
Rating 7.3334 Users
Obey Me!
Obey Me!
8%
Tags
  • The Seven Deadly Sins
  • Student Council Member Hero
  • Underworld
  • Non-twin Hero Brothers
  • Gacha Game
Rating 6.94166 Users
Stellaren
Stellaren
8%
Tags
  • Starship Combat
  • Choices from Other Perspectives
  • Optional Gameplay
  • Spaceship
  • Space
Rating 7.0489 Users
Tokyo Onmyouji
Tokyo Onmyouji
8%
Tags
  • Protagonist with Kimono
  • Homosexual Protagonist
  • Onmyouji Hero
  • Onmyouji Protagonist
  • Metropolitan Area
Rating 7.6086 Users
Ego to Koukai no Dilemma
Ego to Koukai no Dilemma
8%
Tags
  • Delusion
  • Playboy Protagonist
  • Delusional Hero
  • Sexual Re-orientation
  • Only Seme Heroes
Rating 5.8535 Users
Futari no Qualia
Futari no Qualia
8%
Tags
  • Vertically Oriented Text
  • Low Sexual Content
  • No Character Sprites
  • NVL
  • Brief Branches Only
Rating 6.4133 Users
Uuultra C
Uuultra C
8%
Tags
  • Kaiju
  • 70's
  • Mangaka Hero
  • Shouwa Era
  • Different Love Interest(s) Per Protagonist
Rating 8.04225 Users
Kimi no Naka no Palladium
Kimi no Naka no Palladium
8%
Tags
  • Angels
  • Brother/Brother Incest
  • Brother/Brother Romance
  • Demons
  • Shota Protagonist
Rating 7.1733 Users
Lemures Blue no Gozen 2 Ji
Lemures Blue no Gozen 2 Ji
8%
Tags
  • Laid-back Hero
  • Non-sexual Child Abuse
  • Urban Legend
  • Albino Hero
  • Middle School Student Hero
Rating 7.9481 Users
Black
Black
7%
Tags
  • Selective Coloring
  • Terrorized by Monsters
  • NaNoRenO
  • Dark Fantasy
  • Horror
Rating 5.9438 Users

Kangoku Shounen 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 (31 total)

NameScoreImportanceWeight
Taishou Era3.002.647.92
Restart from Chapter Index3.002.437.30
Past Tokyo2.003.066.12
Microtransactions3.001.845.52
Unlockable Concept Art2.002.565.12
Police Officer Hero2.002.535.06
Prison2.002.424.84
Noble Hero2.002.414.83
Childhood Friend Support Character2.002.414.81
Serious Protagonist2.002.394.78
Police Officer Protagonist2.002.374.74
Suspense2.002.124.25
Escape Game1.502.764.14
Built-in Flowchart2.002.074.13
Character Profiles2.001.953.89
Ending List2.001.803.60
Portrait Orientation2.001.803.60
High Amount of Bad Endings2.001.733.47
Murder Mystery2.001.723.45
Bonus Side Stories2.001.633.26
Interactive Adventure Game2.001.583.16
No Romance Plot2.001.543.08
No Gallery2.001.432.86
Bad Endings with Story2.001.402.80
One True End2.001.392.77
More Than Seven Endings2.001.332.66
Mystery2.001.312.62
Bad Ending(s)2.001.202.39
No Sexual Content2.000.571.14
Male Protagonist3.000.300.91
ADV2.000.150.29

Traits (44 total)

NameCharactersImportanceWeight
Police Officer Uniform Clothes52.534.53
Police Role52.163.86
Non-blood-related Brother Role32.373.29
Noble Role22.042.24
Younger Brother Role21.902.09
Serious Personality31.492.06
Step Brother Role12.731.89
Workaholic Personality12.691.87
Nightmares Subject of12.541.76
Whip Items12.521.75
Non-blood-related Son Role12.491.72
Torture Engages in12.391.66
Whimsical Personality12.261.57
Short Body12.071.43
Brother Complex Personality12.061.43
Sharp-tongued Personality11.971.37
Full Brother Role11.951.35
Handgun Items11.941.34
Friendly Personality21.221.34
Rude Personality11.871.30
Short-tempered Personality11.851.28
Honest Personality11.841.27
Strict Personality11.831.27
Sword Items11.771.23
Outgoing Personality11.741.20
Older Brother Role11.731.20
Mischievous Personality11.731.20
Orphan Role11.701.18
Stubborn Personality11.681.16
Kind Personality21.031.13
Mole Body11.591.10
Green Hair11.481.02
Teasing Engages in11.451.00
Parted in Middle Hair11.250.87
Friend Role11.200.83
Red Eyes11.200.83
Violet Hair11.190.83
Blue Hair11.190.83
Brown Hair20.680.75
Violet Eyes11.040.72
Green Eyes11.020.70
Short Hair20.610.67
Brown Eyes10.900.63
Blue Eyes10.800.56