---
title: "Chichi Ijime Bakunyuu Shimai Kyouentan"
description: "Orie, a rookie English teacher, and Kotone, a high school student, are sisters. They are beautiful and have big breasts. Their father is the president of their "
image: "https://t.vndb.org/cv/82/142282.jpg"
---

# Chichi Ijime Bakunyuu Shimai Kyouentan

![Chichi Ijime Bakunyuu Shimai Kyouentan](https://t.vndb.org/cv/82/142282.jpg)

**Alternative Title:** 乳いぢめ 爆乳姉妹狂宴譚

**Developer:** Discovery Mars

**Release date:** Jun 29, 2007

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 5.4/10 (8 votes)

## Description
Orie, a rookie English teacher, and Kotone, a high school student, are sisters. They are beautiful and have big breasts. Their father is the president of their school. One day, Georg comes back to Japan from Europe. He is their father's secret son and his purpose of return is to take revenge on them. At first, he fools them by being gentle, but he gradually shows his real personality....

[From [ErogeShop](http://web.archive.org/web/20090304202550/http://www.erogeshop.com:80/product_info.php/products_id/1007238)]

## Characters
### Georg Bernstein (ゲオルク・ベルンシュタイン)
- **Gender:** Male
- **Aliases:** 真人, Masato
- **Role:** German, Half-orphan
- **Hair:** Dyed

### Itsumi Shinobu (逸見 しのぶ)
- **Gender:** Female
- **Hair:** Violet, Twin Tails, Long, Parted to Side
- **Body:** Teen, Slim, Pale, Big Breast Sizes, Body Piercing
- **Eyes:** Violet, Hosome
- **Clothes:** Dress, Collar, Bondage Harness, Bra, Ribbon Tie, Veil, Chastity Belt
- **Personality:** Shy, Timid, Taciturn
- **Role:** Friend, Sexual Submissive
- **Subject of:** Pregnancy
- **Engages in:** Lactation

### Kagano Kotone (加賀野 琴音)
- **Gender:** Female
- **Hair:** Red, Bob Cut, Short
- **Clothes:** School Uniform, Pajamas, T-shirt, Gym Shorts, Leotard
- **Role:** Student, Full Sister
- **Subject of:** Pregnancy
- **Engages in:** Tennis, Rhythmic Gymnastics, Lactation
- **Personality:** Sweets Lover
- **Eyes:** Garnet

### Kagano Orie (加賀野 織枝)
- **Gender:** Female
- **Hair:** Black, Long
- **Clothes:** Sweater, Trousers, Suit, Glasses, Thigh-high Stockings, Collar, Blindfold, Bondage Harness
- **Eyes:** Amber
- **Body:** Young-adult, Big Breast Sizes
- **Engages in:** Suicide, Lactation
- **Role:** Full Sister, Teacher
- **Subject of:** Pregnancy
- **Items:** Book

## Shops
- [Official Website](http://www.n43project.com/n43/npg575/index.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ002599.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=1320921)

## Releases
### Japanese
- **2007-06-29**: Chichi Ijime Bakunyuu Shimai Kyouentan - [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=7948), [Getchu](http://www.getchu.com/soft.phtml?id=285405)
- **2007-12-21**: Chichi Ijime DL -Bakunyuu Onna Kyoushi Fukushuu Choukyou- - [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ002598.html), [Gyutto](https://gyutto.com/i/item7360), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0016043/), [Getchu](http://www.getchu.com/soft.phtml?id=566805), [DL.Getchu](http://dl.getchu.com/i/item1000800), [DMM](https://dlsoft.dmm.co.jp/detail/discovery_0025/)
- **2008-01-25**: Chichi Ijime DL -Bakunyuu Shoujo Kairaku Choukyou- - [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ002599.html), [Gyutto](https://gyutto.com/i/item7361), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0017196/), [Getchu](http://www.getchu.com/soft.phtml?id=507625), [DL.Getchu](http://dl.getchu.com/i/item1000827), [DMM](https://dlsoft.dmm.co.jp/detail/discovery_0026/)
- **2008-06-26**: Chichi Ijime Bakunyuu Shimai Kyouentan - DVDPG - [Official website](http://www.n43project.com/n43/npg63/outline.html), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=1018npg63/)
- **2008-09-26**: Chichi Ijime R Bakunyuu Shimai Kyouentan - [Getchu](http://www.getchu.com/soft.phtml?id=566805)
- **2025-03-19**: Chichi Ijime Bakunyuu Shimai Kyouentan - Revised Edition DVDPG - [Official website](http://www.n43project.com/n43/npg575/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=1320921), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=h_107npg575/)

## Tags
Sexual Content, ADV, Blood-related Brother/Sister Incest, Male Protagonist, Teacher Heroine, Heroine with Glasses, High Sexual Content, Group Sex of One Male and Several Females, Group Sex of One Female and Several Males, Big Breast Sizes Heroine, Bad Ending(s), Lactation During Sex, Protagonist's Half-sister as a Heroine, Protagonist's Younger Sister as a Heroine, Protagonist's Older Sister as a Heroine

## More Games from Discovery Mars
- [Cosmamania](https://pinovel.net/v2176)
- [Waimen Kyoukan -Nakadachi Taizou-](https://pinovel.net/v7819)
- [Chichi Ijime Bakunyuu Shimai Kyouentan](https://pinovel.net/v3760)
- [Tomodachi no Haha o Okasu to Iu Koto](https://pinovel.net/v7417)
- [Netorare Onna Teacher -Mihoro Sensei Ryoujoku Nisshi-](https://pinovel.net/v2420)

---
*View the full details at [pinovel.net/v3760](https://pinovel.net/v3760).*

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```