---
title: "Sin"
description: "The protagonist, Kai Kishou, has moved home many times since he was a child. Because of all these goodbyes he has become indifferent to people, but when making "
image: "https://t.vndb.org/cv/92/128592.jpg"
---

# Sin

![Sin](https://t.vndb.org/cv/92/128592.jpg)

**Developer:** BlueForest

**Release date:** Jul 1, 2003

**Platform:** Windows

**Language:** Japanese

**Rating:** 8.8/10 (avg, 3 votes)

## Description
The protagonist, Kai Kishou, has moved home many times since he was a child.
Because of all these goodbyes he has become indifferent to people, but when making arrangements at a new school he suddenly encounters a girl being attacked by strange men. 
These strange attackers are not normal humans. 
The targeted girl, and the beautiful swordswoman who protects her. 
The world he has been thrust into will completely change Kishou's destiny.

[Translated from [The Official website](http://bf.netgamers.jp/sin/Story.html)]

## Characters
### Kai Kishou (甲斐 樹生)
- **Gender:** Male
- **Hair:** Blue, Short
- **Body:** Teen, Slim, Pale
- **Clothes:** Trousers, Belt, Gakuran
- **Eyes:** Amber
- **Personality:** Ore, Honorable, Taciturn, Blunt

### Asahina Kazuya (朝日奈 和也)
- **Gender:** Male
- **Hair:** Brown, Short, Spiky Bangs, Parted in Middle
- **Eyes:** Brown
- **Body:** Teen, Slim, Pale
- **Personality:** Friendly, Kansai-ben, Cheerful
- **Clothes:** Gakuran

### Hyuuga Kaede (日向 楓)
- **Gender:** Female
- **Hair:** Black, Ponytail, Long, Curtained, Straight, Spiky Bangs, Parted in Middle, Sidehair
- **Body:** Teen, Slim, Pale
- **Engages in:** Swordsmanship
- **Eyes:** Blue
- **Clothes:** Trench Coat, Miniskirt, Thigh-high Stockings, Turtleneck Shirt, Sailor School Uniform, Knee-high Boots
- **Personality:** Honorable, Relaxed

### Ootsuki Miru (大槻 みる)
- **Gender:** Female
- **Hair:** Brown, Shoulder-length, Straight, Spiky Bangs
- **Body:** Teen, Slim, Pale
- **Eyes:** Green, Tareme
- **Clothes:** Miniskirt, Miko's Dress, Ankle Socks, Sailor School Uniform
- **Personality:** Ignorant, Carefree, Kind, Docile

### Asahi Noboru (旭 昇)
- **Gender:** Male
- **Hair:** Brown, Short, Short Bangs
- **Eyes:** Brown, Hosome
- **Clothes:** Suit, Earrings, Belt, Loose Necktie
- **Personality:** Charismatic

### Hidaki Seiji (日高 誠治)
- **Gender:** Male
- **Hair:** Brown, Short, Widow's Peak
- **Eyes:** Brown, Hosome
- **Body:** Pale, Young-adult
- **Clothes:** Suit, Glasses, Necktie
- **Role:** Driver
- **Personality:** Refined

### Inaba (因幡)
- **Gender:** Female
- **Hair:** Blond, Bob Cut, Curtained, Short, Parted to Side
- **Body:** Teen, Slim, Pale, Freckles
- **Clothes:** School Uniform, Miniskirt, Loose, Multiple Earrings
- **Eyes:** Red
- **Personality:** Lazy, Mysterious
- **Role:** Demon

### Kai Ayame (甲斐 あやめ)
- **Gender:** Female
- **Hair:** Short
- **Body:** Slim, Pale, Young-adult
- **Clothes:** Sweater, Jeans, High Heeled Boots
- **Role:** Mother

### Kai Masaki (甲斐 征樹)
- **Gender:** Male
- **Hair:** Blue, Short, Moustache, Parted to Side
- **Eyes:** Blue, Hosome
- **Body:** Adult
- **Clothes:** Suit, Glasses, Necktie, Lab Coat, Coat Cape
- **Role:** Father

### Kurozumi Atsushi (黒住 敦)
- **Gender:** Male
- **Hair:** Black, Short, No Bangs
- **Body:** Slim, Pale, Young-adult
- **Eyes:** Black, Hosome
- **Clothes:** Trench Coat, Suit, Necktie
- **Items:** Katana

### Mukade (蜈蚣)
- **Gender:** Male
- **Hair:** Black, Short, Short Bangs
- **Body:** Slim, Young-adult, Olive
- **Clothes:** School Uniform
- **Eyes:** Red, Hosome
- **Items:** Knife
- **Role:** Demon
- **Personality:** Violent

### Nachi (那智)
- **Gender:** Male
- **Hair:** White, Ponytail, Waist Length+, Straight, V Bangs
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform
- **Eyes:** White, Hosome
- **Personality:** Kind, Protective, Pessimist

### Nada Yakumo (灘 八雲)
- **Gender:** Female
- **Hair:** Violet, Long, Curtained, Parted to Side
- **Body:** Teen, Slim, Pale, Big Breasts
- **Clothes:** School Uniform, Skirt, Ribbon Hair Accessory
- **Eyes:** Red
- **Personality:** Refined, Mysterious

### Nunakawa (沼河)
- **Gender:** Female
- **Hair:** Black, Twin Tails, V Bangs
- **Body:** Slim, Pale, Kid, Flat Chest
- **Clothes:** School Uniform, Mini-dress, Thigh-high Stockings, Ribbon Tie, Ribbon Hair Tie, Capelet
- **Eyes:** Red, Tsurime
- **Role:** Demon
- **Personality:** Antisocial

### Seri (瀬梨)
- **Gender:** Female
- **Hair:** Brown, Shoulder-length, Straight, Spiky Bangs
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform, Headband, Miniskirt, Ribbon Hair Accessory, Loose Socks
- **Eyes:** Red, Tareme
- **Personality:** Naive, Honest, Immature, Mysterious, Father Complex, Cheerful

### Shinbashira (真柱)
- **Gender:** Female
- **Hair:** Black, Bun, Straight, Parted in Middle
- **Eyes:** Black
- **Body:** Young-adult, Makeup
- **Clothes:** Tomesode, Zouri, Tabi

### Yato (夜刀)
- **Gender:** Male
- **Hair:** Black, Blond, Ponytail, Short, Multicolored, No Bangs
- **Clothes:** School Uniform, Trousers, T-shirt, Turtleneck Shirt, Pendant Earrings, Multiple Earrings
- **Eyes:** Red, Hosome
- **Body:** Young-adult, Muscular, Olive, Nose Piercing
- **Role:** Demon
- **Personality:** Violent

## Shops
- [Official Website](http://bf.netgamers.jp/sin/)

## Releases
### Japanese
- **2003-07**: Sin Chapter 1 - [Official website](http://bf.netgamers.jp/sin/)
- **2003-09-20**: Sin Chapter 2 - [Official website](http://bf.netgamers.jp/sin/)
- **2004-01-14**: Sin Chapter 3 - [Official website](http://bf.netgamers.jp/sin/)
- **2004-04-28**: Sin Chapter 4 - [Official website](http://bf.netgamers.jp/sin/)
- **2004-09-02**: Sin Chapters 1-4 Batch Version - [Official website](http://bf.netgamers.jp/sin/)
- **2004-09-29**: Sin Chapter 5 - [Official website](http://bf.netgamers.jp/sin/)
- **2005-04-03**: Sin Chapter 6 - [Official website](http://bf.netgamers.jp/sin/)
- **2005-11-01**: Sin Chapters 1-6 Batch Version - [Official website](http://bf.netgamers.jp/sin/)
- **2006-10-16**: Sin Chapter 7 - [Official website](http://bf.netgamers.jp/sin/)
- **2006-10-31**: Sin Chapters 1-7 Batch Version - [Official website](http://bf.netgamers.jp/sin/)
- **2008-07-09**: Sin Chapters 1-7 Remake Batch Version - [Official website](http://bf.netgamers.jp/sin/), [Freem!](https://www.freem.ne.jp/win/game/181), [Freegame Mugen](https://freegame-mugen.jp/adventure/game_12762.html)
- **2008-09-22**: Sin Chapters 1-7 Remake Divided Version - [Official website](http://bf.netgamers.jp/sin/)
- **2026-03-14**: Sin Chapters 8-9 - [Freegame Mugen](https://freegame-mugen.jp/adventure/game_14605.html)

## Tags
ADV, Combat with Bladed Weapons, Magic/ESP Combat, Miko Heroine, Male Protagonist, Modern Day Japan, No Sexual Content, Brief Branches Only, Student Protagonist, Sword Wielding Heroine, Episodic Story, Other Perspectives, Protagonist with a Face, Lots of Event CGs, Super Deformed CGs

## More Games from BlueForest
- [Sin](https://pinovel.net/v3668)
- [Ryuuka](https://pinovel.net/v3667)
- [Tamayura](https://pinovel.net/v63771)

---
*View the full details at [pinovel.net/v3668](https://pinovel.net/v3668).*

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```