---
title: "boin"
description: "Ichigo always wanted to be a teacher. But he never imagined that his dream would turn out to be like this when he was hired as a teacher for a private academy. "
image: "https://t.vndb.org/cv/67/91167.jpg"
---

# boin

![boin](https://t.vndb.org/cv/67/91167.jpg)

**Aliases:** ボイン

**Developer:** Crossnet-Pie

**Release date:** Sep 24, 2004

**Platform:** Windows, DVD, PSP

**Language:** Japanese

**Rating:** 7.4/10 (75 votes)

## Description
Ichigo always wanted to be a teacher. But he never imagined that his dream would turn out to be like this when he was hired as a teacher for a private academy.

His class turned out to be filled with local woman of various jobs (each with their jobs and their own uniforms) coming to him to learn things that shouldn't be spoken in public...

[Translated from [Getchu](http://www.getchu.com/soft.phtml?id=73881)]

## Characters
### Ichijou Daisuke (一条 大介)
The protagonist of the previous BOIN. He is a Japanese teacher at Koromo Gakuen.

He comes to Amanato Island to enjoy his summer vacation. He has to work part-time at the beach house "Triton" after Sal steals all his money.

[From [url=https://www.getchu.com/soft.phtml?id=220493&gc=gc]getchu[/url]]

- **Gender:** Male
- **Hair:** Brown
- **Body:** Slim, Young-adult
- **Clothes:** T-shirt, Shorts
- **Personality:** Pervert
- **Role:** Boyfriend, Teacher, Part-time Worker

### Iihara Nao (飯井原 なお)
A female student at the school.

She is a cousin of the main character and Toruko. When she was a child, she was weak, she was in and out of the hospital where the main character's parents lived. She is healthy now. The protagonist used to take good care of her.

She has had feelings for the protagonist since then, and still adores him. Although she is always fidgety, she has a positive and kind-hearted personality.
She is a stubborn person who goes at her own pace. She is also a clumsy girl.

She is more worried about her own pace than herself. In reality, however, Mitsugu follows her when she tends to go out of control.

[From [url=https://www.getchu.com/soft.phtml?id=73881]getchu[/url]]

- **Gender:** Female
- **Measurements:** G cup
- **Hair:** Pink, Ponytail, Shoulder-length, Spiky Bangs, Sidehair, Pubic Hair
- **Body:** Teen, Slim, Pale, Big Breasts
- **Clothes:** School Uniform, Sweater, Hat, Headband, Kemonomimi Headband, Necktie, Shirt, Wristband, Miniskirt, Knee-high Socks, Pantyhose, Thigh-high Stockings, Chinese Dress, Collar, Court Shoes, Wedding Dress, Nurse Uniform, Hairpin, Bow Tie, Cuffs, Naked Apron, Strapless Leotard, Fishnet Clothing, High Heeled Shoes
- **Eyes:** Green, Tareme
- **Personality:** Carefree, Kind, Clumsy, Stubborn, Optimist
- **Role:** Cousin, High School Student, Bisexual
- **Engages in:** Cosplay, Wedding
- **Subject of:** Hospitalization, Weakness
- **Voiced by:** Kaneda Mahiru

### Koromogae Touko (衣更 透子)
Female teacher at the school.

She is a couple of years older than the protagonist and is his boss. She is a cousin, related to Nao and not to the protagonist by blood. She is cold and cynical in appearance and in personality.

However, it is from her grandmother and parents that she inherits the house and the title of school chairman of the board.
It is a heavy responsibility of being the successor, she is tired of wearing such a mask.

Deep down, she is a caring and kind-hearted woman. While she is often seen as cool, she has a masochistic temperament.

[From [url=https://www.getchu.com/soft.phtml?id=73881]getchu[/url]]

- **Gender:** Female
- **Measurements:** K cup
- **Hair:** Blue, Curtained, Short, Parted to Side, Pubic Hair
- **Body:** Slim, Pale, Young-adult, Big Breasts
- **Clothes:** School Uniform, Trousers, Kimono, Glasses, Hakama, Miniskirt, Sport Bloomers, Boots, Knee-high Socks, Thigh-high Stockings, Military Uniform, Peaked Cap, Garter Belt Stockings, Cravat, Suspenders, Skirt Suit
- **Eyes:** Green, Tareme
- **Personality:** Pretending, Cynic, Strict, Kind, Serious, Obedient, Workaholic, Masochist
- **Role:** Cousin, Teacher, Principal, Not a Virgin, Bisexual, Management, Sexual Submissive, Pre-Story Virginity Loss to Protagonist
- **Engages in:** Sarcasm, Cosplay
- **Voiced by:** Uchino Pochi

### Makuhari Natsuko (幕張　夏子)
- **Gender:** Female
- **Measurements:** K cup
- **Hair:** Blond, Antenna, Bun, Long, Wavy, No Bangs, Parted in Middle, Pubic Hair
- **Body:** Slim, Pale, Young-adult, Mole, Nail Polish, Big Breasts
- **Eyes:** Violet, Hosome
- **Clothes:** Earrings, Miniskirt, Belt, Lab Coat, Court Shoes, Tank Top, High Heeled Shoes
- **Personality:** Carefree, Relaxed
- **Engages in:** Drinking, Teasing
- **Role:** Medical Doctor, Not a Virgin, School Nurse
- **Voiced by:** Haruna Yumi

### Tsukushino Mitsugu (筑紫野 みつぐ)
A female student at the school. She is Nao's classmate and best friend. She loves fortune-telling. For some reason, she believes that the main character is her destined one. She approaches him modestly and aggressively with her wealth. She is naive and has a natural air of stupidity. She is the daughter of a big conglomerate.

She is concerned about superstitions and jinxes. Her favorite book is a certain magazine from Gakken. She collects good luck items and accessories from mail-order stores. She has a strong sense of belief. She is easily heated and easily cooled.

She is estranged from her parents and family, who are busy with their work, and she is a lonely person.

[From [url=https://www.getchu.com/soft.phtml?id=73881]getchu[/url]]

- **Gender:** Female
- **Measurements:** E cup
- **Hair:** Blond, Twin Tails, Long, Wavy, Intake, Blunt Bangs, Sidehair, Pubic Hair
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform, Sweater, Dress Shoes, Mini-dress, Hat, Headband, Miniskirt, Thigh-high Stockings, Maid's Dress, Nurse Uniform, Bow Tie, Cuffs, Detached Sleeves, Miko's Dress, Naked Apron, Ribbon Tie, Ribbon Hair Tie
- **Eyes:** Blue, Tareme
- **Items:** Handgun
- **Personality:** Airhead, Naive, Watakushi, Superficial, Emotional, Superstitious
- **Role:** Friend, Classmate, Wealthy, High School Student, Bisexual, Lonely, Fortune Teller
- **Engages in:** Cosplay
- **Voiced by:** Naruse Mia

## Shops
- [Official Website](http://web.archive.org/web/20070702004844/http://www.cross-net.co.jp/crossnet_pie/boin/top.htm)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ003845.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=703157)

## Releases
### Japanese
- **2004-09-24**: boin - [Official website](http://web.archive.org/web/20070702004844/http://www.cross-net.co.jp/crossnet_pie/boin/top.htm), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=3945), [Getchu](http://www.getchu.com/soft.phtml?id=73881)
- **2007-05-31**: boin - DVDPG - [Official website](https://web.archive.org/web/20100816035612/http://dvdpg.jp/DCPG143/dcpg143.htm), [Getchu](http://www.getchu.com/soft.phtml?id=397505)
- **2009-07-31**: boin - Download Edition - [Official website](http://web.archive.org/web/20070702004844/http://www.cross-net.co.jp/crossnet_pie/boin/top.htm), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ003845.html), [Gyutto](https://gyutto.com/i/item18500), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0032796/), [DMM](https://dlsoft.dmm.co.jp/detail/views_0176/)
- **2011-04-08**: Boin Super Pack - [Official website](http://www.underlip.jp/games/025110215boin/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=17661), [Getchu](http://www.getchu.com/soft.phtml?id=703157)
- **2011-04-28**: boin - UMD-PG Edition - [Official website](https://web.archive.org/web/20140108164111/http://www.palacegame.cc/detail.php?id=0032)

## Tags
ADV, High School, Romance, Male Protagonist, Modern Day, Teacher Heroine, Ojousama Heroine, Heroine with Glasses, Nukige, Bondage, High Sexual Content, Group Sex of One Male and Several Females, Student Heroine, Protagonist's Cousin as a Heroine, Harem Ending, Heroine with Zettai Ryouiki, Adult Heroine, Teacher Protagonist, Big Breast Sizes Heroine, Branching Plot, Medical Doctor Heroine, Defloration, Boobjob, Cosplay, Twin Tail Heroine, Date Display, Heroine with Intake Hairstyle, BDSM, Heroine with Chinese Dress, Protagonist's Boss as a Heroine, Heroine with Beauty Mark, Cowgirl, Masochist Heroine, Heroine with Pubic Hair, High School Student Heroine, Sex with Protagonist Only, Heroine with Big Breasts, Heroine with Pre-story Virginity Loss to the Protagonist, Cousin Incest

## More Games from Crossnet-Pie
- [boin](https://pinovel.net/v477)
- [Resort Boin](https://pinovel.net/v476)

---
*View the full details at [pinovel.net/v477](https://pinovel.net/v477).*

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```