---
title: "Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~"
description: "Read about Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~ visual novel."
image: "https://t.vndb.org/cv/38/30938.jpg"
---

# Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~

![Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~](https://t.vndb.org/cv/38/30938.jpg)

**Alternative Title:** 奪学園 ～一途で可愛い姉妹が知らぬ間に堕ちていく～

**Developer:** Studio Ubai

**Release date:** Oct 14, 2016

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 6.3/10 (34 votes)

## Characters
### Yoshiyama Kazumi (芳山 和実)
- **Gender:** Male
- **Hair:** Blue, Short
- **Clothes:** School Uniform, Necktie
- **Eyes:** Blue
- **Role:** High School Student

### Ichika Maho (一夏 真帆)
- **Gender:** Female
- **Hair:** Brown, Ponytail, Long, Shoulder-length, Pubic Hair
- **Eyes:** Green
- **Clothes:** Pantyhose, Skirt Suit, Choker
- **Role:** Teacher, Older Sister
- **Body:** Big Breast Sizes
- **Voiced by:** Nonomura Saya

### Ichika Nagisa (一夏 渚)
- **Gender:** Female
- **Hair:** Brown, Shoulder-length, Pubic Hair
- **Clothes:** School Uniform, Miniskirt, Knee-high Socks, Thigh-high Stockings, Hairpin, Bondage Harness, Ribbon Tie
- **Role:** Classmate, High School Student, Younger Sister
- **Eyes:** Garnet
- **Voiced by:** Yuzuki Sachi

### Namikaze Tatsunosuke (浪風 達之助)
- **Gender:** Male
- **Hair:** Black, Short
- **Eyes:** Amber
- **Clothes:** Suit, Necktie
- **Engages in:** Smoking
- **Items:** Cigarette
- **Body:** Wrinkles

## Shops
- [Official Website](http://www.ubai.org/ubai_gakuen/index.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=1099577)

## Releases
### Japanese
- **2016-10-14**: Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~ - [Official website](http://www.ubai.org/ubai_gakuen/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=24345)
- **2019-02-28**: Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~ Package Edition - [Official website](http://www.ubai.org/ubai_gakuen/index.html)
- **2020-09-25**: Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~ - DVDPG - [Getchu](http://www.getchu.com/soft.phtml?id=1099577), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=hcdp116/)

## Tags
ADV, Male Protagonist, Multiple Endings, Teacher Heroine, Nukige, Bondage, Group Sex of One Female and Several Males, Student Heroine, Early Sexual Content, Adult Heroine, Netorare, Student Protagonist, Blackmail, Rape with Blackmail, Group Sex of Multiple Females and Males, Vibrators, Protagonist with a Face, Defloration, Only Virgin Heroines, Sixty-nine, Intercrural Sex, Multiple Penetration, Doggy Style, Transfer Student Protagonist, Outdoor Sex, Few Choices, Naked Sprites, Cowgirl, Standing Sex, Sitting Sex, Spoons, Piledriver, Ahegao, Love Hotel, Quickie Fix Position, Sex at School, Nipple Piercing, Heroine Having Sex with Others, High School Student Heroine, Heroine with Big Breasts

## More Games from Studio Ubai
- [Ubai ~Hito no Onna, Urimasu~](https://pinovel.net/v15581)
- [Ubai Again ~Hito no Onna, Mata Urimasu~](https://pinovel.net/v16880)
- [Eigyoubu Dai 4 Ka Mesubuta Choukyou Shiiku Gakari](https://pinovel.net/v18441)
- [Ubai Ending ~Hito no Onna, Saigo made Urimasu~](https://pinovel.net/v18920)
- [Ubai Gakuen ~Ichizu de Kawaii Shimai ga Shiranu Ma ni Ochiteiku~](https://pinovel.net/v20341)
- [Ubai Zero ~Saisho no Ayamachi~](https://pinovel.net/v22146)
- [Ubai Byoutou ~Netorare Karute~](https://pinovel.net/v21020)
- [Psy-min Appli -Akumu no Netorare Game-](https://pinovel.net/v21148)
- [Ubawarezuma ~Kan'ochi Onsen Shain Ryokou~](https://pinovel.net/v23000)
- [Psy-min Appli Another -Owaranai Netorare Game-](https://pinovel.net/v24150)
- [Gakuen Inkitan ~Kaori Tsuki no Shoujo~](https://pinovel.net/v33290)
- [Ubai Tsuu - NTR Haitatsu Service Eigyouchuu](https://pinovel.net/v36122)
- [Haishinsha no Chouten ni Ore wa Tatsu! - Subete o Ubae! Mezase 100 Man Shasei!!](https://pinovel.net/v41664)
- [Kisei Otoko ~Hitozuma wa Itsu no Ma ni ka Ore ni Kisei Sareteiru~](https://pinovel.net/v44210)
- [Jouryuu Tsuma ~Celeb Oyako ni Fukushuu WakaraSEX~](https://pinovel.net/v49470)
- [Sex Friend Club ~Ecchi na Kanojo wa Suki Desu ka?~](https://pinovel.net/v51460)
- [NTR Mansion: Junshin Sarezuma wa Tawaman Furin no Numa e Shizumu](https://pinovel.net/v54518)
- [Hitozuma Circle ~Otto wa Aishiteru Kedo Moteamashita Seiyoku wa Kaishou Shitai~](https://pinovel.net/v55471)

---
*View the full details at [pinovel.net/v20341](https://pinovel.net/v20341).*

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