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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]

Bol
Bol'shaja Medvedica
NAN%
Tags
  • The Holiday Season
  • Russia
  • Winter
  • Russian Protagonist
  • Russian Heroine
Rating 6.1149 Users
NG
NG
NAN%
Tags
  • Yakuza Hero
  • Urban Legend
  • Survival Focus
  • Terrorized by Monsters
  • Body Horror
Rating 7.52305 Users
Therapy with Dr. Albert Krueger
Therapy with Dr. Albert Krueger
NAN%
Tags
  • Non-Binary Protagonist
  • Future Setting in a Fictional World
  • Jump Scares
  • Autosave Only
  • Spooktober VN Jam
Rating 6.7591 Users
Nie no Machi
Nie no Machi
NAN%
Tags
  • Afterlife
  • Only Seme Heroes
  • Uke Protagonist
  • Boarding House
  • Hotel
Rating 7.85104 Users
Purrfect Apawcalypse: Purrgatory Furever
Purrfect Apawcalypse: Purrgatory Furever
NAN%
Tags
  • Zombie
  • Black Comedy
  • Only Furry Heroines
  • Dogs
  • Non-Binary Protagonist
Rating 6.9430 Users
Astra
Astra's Garden
NAN%
Tags
  • Health Issues
  • Shopkeeper Protagonist
  • Plants & Flowers
  • Insomnia
  • Healer Protagonist
Rating 6.8327 Users
Trick and Treat
Trick and Treat
NAN%
Tags
  • Modern Day Europe
  • Halloween
  • Early Branching Plot
  • Achievements
  • Forest
Rating 5.60273 Users
MazM: Jikil Aen Haideu
MazM: Jikil Aen Haideu
NAN%
Tags
  • Lawyer Protagonist
  • Literary Adaptation
  • Drama
  • Mystery
  • No Sexual Content
Rating 6.9726 Users
Humanity Must Perish
Humanity Must Perish
NAN%
Tags
  • Genocide
  • Robot Protagonist
  • Emotionless Protagonist
  • Serious Protagonist
  • Late Branching Plot
Rating 5.6583 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 6.3735 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 6.2028 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 7.4057 Users
powdergray
powdergray
NAN%
Tags
  • Dying Protagonist
  • Winter
  • Softcore
  • Boy x Boy Romance Only
  • Protagonist with Voice Acting
Rating 6.3429 Users
Kintouka
Kintouka
NAN%
Tags
  • Photographer Protagonist
  • Gentle Protagonist
  • Fictional Modern Day Japanese Island
  • Hotblooded Hero
  • Politician Hero
Rating 8.3856 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
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
  • Low Fantasy
Rating 6.9797 Users
7Days
7Days
NAN%
Tags
  • Underworld
  • Afterlife
  • Operating System Simulation
  • Competition
  • Resurrection
Rating 6.6636 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 7.2246 Users
EDDA Café
EDDA Café
NAN%
Tags
  • 2020s
  • Valentine's Day
  • Cafe
  • Nakige
  • Pure Love Story
Rating 7.0636 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 6.5723 Users
Purrfect Apawcalypse: Patches
Purrfect Apawcalypse: Patches' Infurno
NAN%
Tags
  • Black Comedy
  • Furry
  • Dogs
  • Non-human Protagonist
  • Cats
Rating 7.2724 Users
Tokyo 24-ku
Tokyo 24-ku
NAN%
Tags
  • Politician Hero
  • Government
  • Only Seme Heroes
  • Police Officer Hero
  • Multiple Credit Rolls
Rating 7.8642 Users
Tasokare Hotel
Tasokare Hotel
45%
Tags
  • Hidden Object Game
  • Escape Game
  • Puzzle Game
  • Maid Protagonist
  • Cook Support Character
Rating 8.1465 Users
Alice no Seishin Saiban
Alice no Seishin Saiban
38%
Tags
  • Portrait Orientation
  • No Backlog
  • Courtroom
  • Fairy Tale
  • Amnesiac Protagonist
Rating 6.5027 Users
Yotsumegami
Yotsumegami
36%
Tags
  • Temple
  • Shinto Shrine
  • Escape Game
  • Puzzle Game
  • Religious Location
Rating 7.4057 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 6.2028 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 6.3735 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 6.9726 Users
Humanity Must Perish
Humanity Must Perish
11%
Tags
  • Genocide
  • Robot Protagonist
  • Emotionless Protagonist
  • Serious Protagonist
  • Late Branching Plot
Rating 5.6583 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
  • Low Fantasy
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 7.2246 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 6.5723 Users
Tokyo 24-ku
Tokyo 24-ku
8%
Tags
  • Politician Hero
  • Government
  • Only Seme Heroes
  • Police Officer Hero
  • Multiple Credit Rolls
Rating 7.8642 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 6.96166 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 7.6186 Users
Ego to Koukai no Dilemma
Ego to Koukai no Dilemma
8%
Tags
  • Delusion
  • Delusional Hero
  • Playboy Protagonist
  • 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 6.3833 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
Black
Black
7%
Tags
  • Selective Coloring
  • Terrorized by Monsters
  • NaNoRenO
  • Dark Fantasy
  • Horror
Rating 5.9438 Users
Lemures Blue no Gozen 2 Ji
Lemures Blue no Gozen 2 Ji
7%
Tags
  • Laid-back Hero
  • Non-sexual Child Abuse
  • Urban Legend
  • Albino Hero
  • Middle School Student Hero
Rating 7.8982 Users
Uuultra C
Uuultra C
7%
Tags
  • Kaiju
  • 70's
  • Mangaka Hero
  • Shouwa Era
  • Different Love Interest(s) Per Protagonist
Rating 8.01223 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 Era3.002.647.93
Restart from Chapter Index3.002.447.31
Past Tokyo2.003.066.13
Microtransactions3.001.845.52
Unlockable Concept Art2.002.545.08
Police Officer Hero2.002.535.07
Noble Hero2.002.414.82
Prison2.002.414.82
Childhood Friend Support Character2.002.404.79
Serious Protagonist2.002.384.76
Police Officer Protagonist2.002.374.74
Suspense2.002.124.25
Built-in Flowchart2.002.074.13
Escape Game1.502.754.13
Character Profiles2.001.943.87
Portrait Orientation2.001.803.60
Ending List2.001.803.60
High Amount of Bad Endings2.001.733.46
Murder Mystery2.001.723.45
Bonus Side Stories2.001.633.25
Interactive Adventure Game2.001.583.16
No Romance Plot2.001.523.04
No Gallery2.001.432.86
Bad Endings with Story2.001.402.80
One True End2.001.382.76
More Than Seven Endings2.001.332.65
Mystery2.001.312.62
Bad Ending(s)2.001.192.39
No Sexual Content2.000.571.13
Male Protagonist3.000.300.90
ADV2.000.140.29

Traits (44 total)

NameCharactersImportanceWeight
Police Officer Uniform Clothes52.534.53
Police Role52.163.86
Non-blood-related Brother Role32.383.29
Noble Role22.052.25
Younger Brother Role21.902.09
Serious Personality31.492.06
Step Brother Role12.731.90
Workaholic Personality12.691.86
Nightmares Subject of12.531.76
Whip Items12.521.75
Non-blood-related Son Role12.491.72
Torture Engages in12.391.66
Whimsical Personality12.261.56
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 Personality11.871.29
Short-tempered Personality11.851.28
Honest Personality11.831.27
Strict Personality11.831.27
Sword Items11.771.23
Older Brother Role11.731.20
Outgoing Personality11.731.20
Mischievous Personality11.721.19
Orphan Role11.701.18
Stubborn Personality11.671.16
Kind Personality21.031.13
Mole Body11.581.10
Green Hair11.481.02
Teasing Engages in11.441.00
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 Eyes11.050.72
Green Eyes11.020.70
Short Hair20.610.67
Brown Eyes10.900.63
Blue Eyes10.800.56