---
title: "Kokuin"
description: "Kazuo just starts his career as a teacher. He works hard, and gradually becomes close to female students. One day, he has acute pain and is taken to hospital. A"
image: "https://t.vndb.org/cv/26/131926.jpg"
---

# Kokuin

![Kokuin](https://t.vndb.org/cv/26/131926.jpg)

**Alternative Title:** 刻印

**Aliases:** こくいん

**Developer:** Haou

**Release date:** May 27, 2005

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 5.9/10 (5 votes)

## Description
Kazuo just starts his career as a teacher. He works hard, and gradually becomes close to female students. One day, he has acute pain and is taken to hospital. After the medical checkup, he is diagnosed with incurable cancer. "I don't wanna be forgotten," he thinks. "I just wanna leave a proof of my life." He decides to leave a mark on each girl to prove his life. He sneaks out of the hospital, and heads for the girls....

[From [Eroge Shop](https://web.archive.org/web/20081031144818/http://www.erogeshop.com:80/product_info.php/products_id/1005999)]

## Characters
### Hasekura Karen (支倉 華蓮)
- **Gender:** Female
- **Hair:** Blond, Long
- **Clothes:** School Uniform, Shirt, Chain Jewellery, Blouse, Sundress
- **Eyes:** Green
- **Role:** Wealthy, High School Student, Sexual Submissive, Ojousama
- **Items:** Mobile Phone, Handbag

### Kayako (花夜子)
- **Gender:** Female
- **Hair:** Black, Twin Tails, Waist Length+
- **Eyes:** Black
- **Clothes:** Skirt, Blouse, Ribbon Hair Tie
- **Personality:** Mysterious
- **Role:** Sexual Submissive
- **Subject of:** Enchainment

### Matsumoto Anna (松本 あんな)
- **Gender:** Female
- **Hair:** Brown, Twin Tails, Waist Length+
- **Clothes:** School Uniform, Apron, Tank Top, Strap-on Dildo, Naked Apron, Short Shorts
- **Eyes:** Red
- **Role:** Mother, Full Sister, High School Student, Younger Sister, Sexual Submissive
- **Personality:** Refined, Clumsy
- **Subject of:** Enchainment

### Matsumoto Yuuna (松本 夕奈)
- **Gender:** Female
- **Hair:** Brown, Shoulder-length
- **Body:** Teen
- **Clothes:** School Uniform, Headband, Vest, Strap-on Dildo
- **Role:** Full Sister, Class President, High School Student, Older Sister, Honor Student, Sexual Submissive
- **Personality:** Clumsy
- **Engages in:** Athletics
- **Eyes:** Cyan
- **Subject of:** Enchainment

### Miyazaki Akane (宮崎 茜)
- **Gender:** Female
- **Hair:** Blue, Ponytail, Waist Length+, Sidehair
- **Body:** Teen
- **Clothes:** School Uniform, Tank Top, Short Shorts
- **Role:** Orphan, High School Student, Bad Student, Sexual Submissive, Lonely
- **Eyes:** Violet
- **Subject of:** Enchainment

## Shops
- [Official Website](https://web.archive.org/web/20140909230537/http://www.r18game.com/haoh/kokuin/kokuin.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ001208.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=359465)

## Releases
### Japanese
- **2005-05-27**: Kokuin - [Official website](http://www.r18game.com/haoh/kokuin/kokuin.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=4830), [Getchu](http://www.getchu.com/soft.phtml?id=30026)
- **2005-10-28**: Oshiego Kankin Choukyou Tan ~Kokuin~ Download Edition - [Official website](https://web.archive.org/web/20140909230537/http://www.r18game.com/haoh/kokuin/kokuin.html), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ001208.html), [Gyutto](https://gyutto.com/i/item956), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0019563/), [DMM](https://dlsoft.dmm.co.jp/detail/rsp_0001/)
- **2005-11-25**: Kokuin - DVDPG - [Official website](https://web.archive.org/web/20051216110448/http://www.aicherry.com/syo_kokuin.htm), [Getchu](http://www.getchu.com/soft.phtml?id=210601), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=1481aicdv78/)
- **2007-01-26**: Kokuin - Low Price Edition - [Official website](http://www.r18game.com/haoh/kokuin/kokuin.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=4830), [Getchu](http://www.getchu.com/soft.phtml?id=359465)

## Tags
Sexual Content, ADV, Raising Simulation, Lesbian Sex, Blood-related Sister/Sister Incest, Male Protagonist, Multiple Endings, Bondage, Map Movement, Group Sex of One Male and Several Females, Teacher Protagonist, Urination Fetish, Vibrators, Dildos, Strap-on Dildos, Defloration, Sex in Public Places, Anal Penetration, Boobjob, Sixty-nine, Scat, Blowjob, Handjob, Twin Blowjob, Multiple Penetration, Anilingus, Masturbation, Naked Heroine with Apron, Cunnilingus, Object Insertion, Inflation, Enema, Doggy Style, Female Ejaculation, Outdoor Sex, Naked Sprites, Petplay, Fingering, Play Piercing, Feet Licking, Anal Toys, Cowgirl, Wax Play, Shimaidon Ending, Mirror Sex, Sitting Sex, Piledriver, Clamps (BDSM), Bathroom Sex, Soapy Massage, Censored Text, Boobs on Glass, Specula (Sexual), Sex on a Roof, Wakame Sake, Rope Bondage, Single Boobjob, Single Blowjob, Vaginal Masturbation, Pissing, Anal Sex, Vaginal Fingering, High School Student Heroine, Scat on Others

## More Games from Haou
- [Yoru ni Saku Hana](https://pinovel.net/v15450)
- [Uragiri](https://pinovel.net/v10390)
- [Tsuukin Kairaku ~Chikan de Go!~](https://pinovel.net/v7438)
- [Touch My Heart](https://pinovel.net/v15443)
- [Ura Kazoku Yuugi ~Oyako Choukyou Hanashi~](https://pinovel.net/v7450)
- [Ai Gangu](https://pinovel.net/v2272)
- [Tsuukin Kairaku 2 ~Chikan de Go! Go!~](https://pinovel.net/v7439)
- [Shikkoku ni Nureru Seijaku ~Jisatsu Shigansha~](https://pinovel.net/v11190)
- [Hitozuma Sekkan Club](https://pinovel.net/v6038)
- [Kokuin](https://pinovel.net/v4262)
- [Himitsu Seikatsu ~Hitotsu Yane no Shita~](https://pinovel.net/v1245)
- [Okaa-san to Na-i-sho ~Bijin Oyako, Bessou Kankin Nanokakan~](https://pinovel.net/v5236)
- [Ryoujoku Shiokinin](https://pinovel.net/v15449)
- [Boku no Miko wa Chiisana Koibito ~Chouai~](https://pinovel.net/v1244)
- [Tsuukin Kairaku 3 ~Chikan yo, Tomare~](https://pinovel.net/v4026)

---
*View the full details at [pinovel.net/v4262](https://pinovel.net/v4262).*

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```