---
title: "Zubu Nure no Ane Kasumi \"Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!\""
description: "Ryusuke belongs to the male swimming club. But one day, the club is forced to close down because of an accident. He asks Kasumi, his older step sister, not to c"
image: "https://t.vndb.org/cv/02/29002.jpg"
---

# Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"

![Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"](https://t.vndb.org/cv/02/29002.jpg)

**Alternative Title:** ズブ濡れの義姉・香澄「私の水着にそんな汚いもの、染み込ませないで！」

**Developer:** Overdose

**Release date:** Feb 19, 2010

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 7.1/10 (38 votes)

## Description
Ryusuke belongs to the male swimming club. But one day, the club is forced to close down because of an accident. He asks Kasumi, his older step sister, not to close down, but she ignores it. After all, he joins the female swimming club to do chores. "I'll get even with you someday...." One day, he accidentally sees Kasumi masturbating in the club room....

[From ErogeShop]

## Characters
### Kitahara Ryuusuke (北原 隆介)
- **Gender:** Male
- **Role:** Non-blood-related Brother, School Swimming Club Member

### Gotou Kasumi (伍藤 香澄)
- **Gender:** Female
- **Measurements:** Height: 169cm, Weight: 56kg, Bust-Waist-Hips: 96-57-81cm, F cup
- **Hair:** Black, Long, Sidehair
- **Body:** Pale
- **Clothes:** School Uniform, One Piece Swimsuit, Fishnet Stockings, Fishnet Clothing, Torn Clothing
- **Personality:** Proactive, Kuudere, Stoic, Strict, Relaxed, Cold-hearted
- **Role:** Step Sister, Older Sister, School Swimming Club Member
- **Eyes:** Garnet, Tsurime, Hosome
- **Voiced by:** Momozono Kaoru

### Murasaki Ayane (村崎 綾音)
- **Gender:** Female
- **Measurements:** Height: 159cm, Weight: 50kg, Bust-Waist-Hips: 94-59-85cm, G cup
- **Hair:** Red, Short
- **Clothes:** School Uniform, One Piece Swimsuit
- **Personality:** Hard Worker, Rude, Energetic, Serious, Grumbler
- **Role:** Student, School Swimming Club Member
- **Eyes:** Green, Tsurime
- **Body:** Olive
- **Engages in:** Bullying, Massage
- **Voiced by:** Haruyama Iroha

### Sawatari Emi (沢渡 恵美)
- **Gender:** Female
- **Measurements:** Height: 165cm, Weight: 55kg, Bust-Waist-Hips: 100-60-87cm, H cup
- **Hair:** Brown, Long
- **Body:** Pale, Young-adult
- **Eyes:** Blue, Hosome
- **Clothes:** Skirt, Belt, Swimsuit, One Piece Swimsuit, Blouse
- **Personality:** Deredere, Ignorant, Refined, Kind, Naive, Stylish, Closet Pervert
- **Role:** Teacher, Coach, Student Club Advisor
- **Voiced by:** Azuma Karin

## Shops
- [Official Website](http://www.love-juice.jp/over-dose/zubunure/kasumi.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ010897.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=935452)

## Releases
### Japanese
- **2010-02-19**: Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!" Package Edition - [Official website](http://www.love-juice.jp/over-dose/zubunure/kasumi.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=13348), [Getchu](http://www.getchu.com/soft.phtml?id=671756)
- **2011-02-25**: Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!" - Download Edition - [Official website](http://www.love-juice.jp/over-dose/zubunure/kasumi.html), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ005469.html), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0050088/), [DMM](https://dlsoft.dmm.co.jp/detail/mgold_0046/)
- **2015-11-27**: Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!" - Low Price Edition - [Official website](http://www.love-juice.jp/over-dose/zubunure/kasumi.html), [Getchu](http://www.getchu.com/soft.phtml?id=864548)
- **2016-06-16**: Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!" - DVDPG - [Official website](http://www.n43project.com/n43/npg233/outline.html), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=h_107npg233/)
- **2017-02-24**: Overdose Collection Pack - [Getchu](http://www.getchu.com/soft.phtml?id=935452)
- **2017-03-31**: Overdose Collection Pack - Download Edition - [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ010897.html), [Gyutto](https://gyutto.com/i/item185424), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0152724/), [DMM](https://dlsoft.dmm.co.jp/detail/mgold_0120pack/)
- **2019-03-22**: Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!" - Low Price Edition DVDPG - [Official website](http://www.n43project.com/n43/npg307/index.html), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=h_107npg307/)

## Tags
ADV, Rape, Kuudere Heroine, Male Protagonist, Multiple Endings, Teacher Heroine, Heroine with Glasses, Nameable Protagonist, Bondage, Group Sex of One Male and Several Females, Student Heroine, Pregnant Sex, Rapist Protagonist, Harem Ending, Revenge, Student Protagonist, Swimming Club, Dark Skinned Heroine, Defloration, Only Virgin Heroines, Heroine with Swimsuits, Bukkake, Protagonist's Sister-in-Law as a Heroine, Erotic Spanking, High School Student Protagonist, Doggy Style, Body Writing, Armpit Sex, Ejaculation Choice, Hairjob, Outdoor Sex, Cowgirl, Reverse Cowgirl, Sex in Water, Perverted Heroine, Sex with Protagonist Only, Nukige

## More Games from Overdose
- [Ase Nure Shoujo Misaki "Anata no Nioi de Icchau!"](https://pinovel.net/v8228)
- [Bikyaku Seido Kaichou Ai "Ko, Kono Hentai! Watashi no Tights ni Nante Koto o...!"](https://pinovel.net/v1981)
- [Zubu Nure no Ane Kasumi "Watashi no Mizugi ni Sonna Kitanai Mono, Shimikomasenaide!"](https://pinovel.net/v3325)
- [Bonyuu ga Shimideru Manamusume Manami "Otou-san, Watashi no Milk Takusan Shibotte Hoshii no..."](https://pinovel.net/v4651)
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---
*View the full details at [pinovel.net/v3325](https://pinovel.net/v3325).*

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