---
title: "Oba Ana ~Overhaul~"
description: "Yuya lives with his father and mother. He enjoys his life with Kazuki, his close friend. But one day, Yuya sees his mother, Mizuho, and Kazuki having sex.... Da"
image: "https://t.vndb.org/cv/82/5082.jpg"
---

# Oba Ana ~Overhaul~

![Oba Ana ~Overhaul~](https://t.vndb.org/cv/82/5082.jpg)

**Alternative Title:** 叔母穴～オーバーホール～

**Aliases:** ~Oba Hole~, ~Over Hole~

**Developer:** Kuro Hina / Silver Bullet Co., Ltd.

**Release date:** May 21, 2010

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 6.4/10 (35 votes)

## Description
Yuya lives with his father and mother. He enjoys his life with Kazuki, his close friend. But one day, Yuya sees his mother, Mizuho, and Kazuki having sex.... Days later, Chihiro, Mizuho's younger sister, visits his house. His evil desire arises and puts some medicine into a coffee he has just served to her....

[From ErogeShop]

## Characters
### Katsuragi Yuuya (葛城 裕也)
The protagonist of this work. He lives with his father and mother. His father is busy with work and does not come home often,
but he has no inconvenience and lives an ordinary life.

He is a good-looking young man with a little bit of a bad-boy attitude. He is popular with girls in his own way, but he has never had any experience with women because he is a pure hearted person.

Ever since he found out about an affair between his mother and his best friend, he has been swirling with black emotions.

[From [url=http://www.masterup.net/hina-soft/momo_hina/jyukurenbo/index.html]official site[/url]]

- **Gender:** Male
- **Hair:** Brown, Short
- **Body:** Teen
- **Clothes:** Trousers, Necktie, Shirt, T-shirt, Shorts
- **Eyes:** Amber
- **Role:** Son, Nephew, Friend, High School Student

### Sanada Chihiro (真田 千尋)
Mizuho's younger sister. She is single. She is an office worker at a prestigious company in Tokyo and works as a section manager for a woman led company.

She is beautiful, but has no experience with men due to her man-crazy personality and natural dislike of men. On the other hand, she has a strong desire for sexual intercourse. 

Being a virgin at her age has become a complex for her. She is on her way to becoming a very perverted masturbator.

She has a strong complex as well as admiration for her older sister, who is well-liked by everyone and has achieved happiness through her early marriage.

[From [url=http://www.masterup.net/hina-soft/momo_hina/jyukurenbo/index.html]official site[/url]]

- **Gender:** Female
- **Hair:** Brown, Short, Pubic Hair
- **Personality:** Hard Worker, Pervert, Emotional, Misandrist
- **Eyes:** Violet
- **Body:** Young-adult, Mole, Big Breasts
- **Clothes:** Trench Coat, Garter Belt Stockings, Skirt Suit, Sailor School Uniform, Cheerleading Uniform, Crotchless Panties, Open Cup Baby-doll
- **Role:** Full Sister, Aunt, Exhibitionist, Office Lady, Younger Sister, Sexual Submissive
- **Subject of:** Being Drugged
- **Voiced by:** Himuro Yuri

### Katsuragi Mizuho (葛城 瑞穂)
- **Gender:** Female
- **Hair:** Black, Long, Pubic Hair
- **Eyes:** Amber
- **Body:** Young-adult, Mole, Big Breasts
- **Clothes:** Apron, Skirt, Naked Apron, Sling Bikini
- **Role:** Wife, Mother, Full Sister, Not a Virgin, Older Sister
- **Engages in:** Infidelity
- **Voiced by:** Katakura Hina

### Sawada Kazuki (澤田 一輝)
The protagonist of this work. His parents divorced when he was a child, and he was raised by his father.

Because of this, he has a strong yearning for his mother, but at the same time, he also has a sense of hatred toward her for abandoning him. Although she is a bit shy, she is warm-hearted and usually interacts with people she is familiar with in a cheerful manner.

She has had a longing and fondness for Mizuho, the mother of her best friend Yuya, since he was a child. He has been secretly developing a desire and obsession for Mizuho.

He has good grades in school and is a quick-witted person. He has a pure heart, but also has conflicting and distorted emotions.

[From [url=http://www.masterup.net/hina-soft/momo_hina/jyukurenbo/index.html]official site[/url]]

- **Gender:** Male
- **Hair:** Black, Ahoge, Short
- **Body:** Teen
- **Clothes:** Trousers, Necktie, Shirt
- **Role:** Friend, High School Student, Son Act
- **Personality:** Naive, Mother Complex, Obsessive
- **Eyes:** Pink
- **Engages in:** Netori (steals the SO)

## Shops
- [Official Website](http://www.masterup.net/hina-soft/kuro_hina/overhaul/index.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ004680.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=927965)

## Releases
### Japanese
- **2010-05-21**: Oba Ana ~Overhaul~ Download Edition - [Official website](http://www.masterup.net/hina-soft/kuro_hina/overhaul/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=13822), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ004680.html), [Gyutto](https://gyutto.com/i/item36838), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0041432/), [DL.Getchu](http://dl.getchu.com/i/item1002293), [DMM](https://dlsoft.dmm.co.jp/detail/ggs_0462/)
- **2010-06-04**: Oba Ana ~Overhaul~ Package Edition - [Official website](http://www.masterup.net/hina-soft/kuro_hina/overhaul/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=681903)
- **2014-02-14**: Oba Ana ~Overhaul~ DVDPG - [Getchu](http://www.getchu.com/soft.phtml?id=797877), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=dply004/)
- **2016-10-14**: Oba Ana ~Overhaul~ DVDPG Low Price Edition - [Getchu](http://www.getchu.com/soft.phtml?id=927965)

## Tags
ADV, Rape, Male Protagonist, Multiple Endings, Late Branching Plot, Nukige, Only a Single Heroine, Female Protagonist for a Short Time, High Sexual Content, Early Sexual Content, Under the Same Roof, Sex Involving Drugs, Unavoidable Heroine Rape, Rape with Blackmail, Sexual Devices, Hidden Vibrator, Sex in Public Places, Exhibitionism, Missionary Position, Sixty-nine, Multiple Penetration, Protagonist's Aunt as a Heroine, Cunnilingus, Voyeurism, Doggy Style, Blood-related Aunt/Nephew Incest, Office Lady Heroine, Outdoor Sex, Petplay, Cowgirl, Standing Sex, Sitting Sex, Ahegao, Bathroom Sex, Heroine with Garter Belt, Facesitting, Reverse Missionary, Sex at School, Only Adult Heroines, Heroine with Pubic Hair, Only Older Heroines, Rope Bondage, Single Boobjob, Single Handjob, Single Blowjob, Vaginal Masturbation, Pissing, Anal Sex, Only Blood-related Heroines, Naked Sprites, Protagonist with a Sprite, Protagonist with a Face

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---
*View the full details at [pinovel.net/v4119](https://pinovel.net/v4119).*

```json
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```