---
title: "Tappun☆Onee-cher"
description: "Masamune likes his older sister, Minaho. But she has gone abroad to study soon after he entered a high school. He really likes her, her smile and her big and so"
image: "https://t.vndb.org/cv/40/9340.jpg"
---

# Tappun☆Onee-cher

![Tappun☆Onee-cher](https://t.vndb.org/cv/40/9340.jpg)

**Alternative Title:** たっぷん☆お姉チャー

**Developer:** Momo Hina

**Release date:** Sep 15, 2006

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 6.3/10 (16 votes)

## Description
Masamune likes his older sister, Minaho. But she has gone abroad to study soon after he entered a high school. He really likes her, her smile and her big and soft breasts.... "I wanna touch them!" He always feels down at the classroom and Momoko, his old friend, tries to cheer him up. At first, he doesn't see Momoko as a girl but when he takes a good look at her, he finds out that her breasts have been getting bigger since she entered the high school. One day, a fill-in teacher comes to his class. It is his older sister, Minaho! His life full of H starts...

[From [Eroge Shop](https://web.archive.org/web/20090417094752/http://www.erogeshop.com:80/product_info.php/products_id/1005115)]

## Characters
### Yamanami Masamune (山波 正宗)
- **Gender:** Male
- **Hair:** Black

### Yamanami Minaho (山波 美奈保)
She is a big sister who loves her little brother. Her father, Juubee, was worried about her doting on her younger brother and recommended her to study abroad.

However, after being exposed to the liberal values of the U.S., much to her father's dismay, she returned home with confidence in herself and her love for her younger brother was stronger than ever.

At the moment, she wears a maid's outfit to take care of her younger brother in the house. Although she has a strong image of a pampered big sister, she actually has a high IQ level and excels academically!

She has a surprising side to her that is not limited to languages, but also has a talent for geological analysis and other areas.

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

- **Gender:** Female
- **Measurements:** Bust-Waist-Hips: 90-59-90cm, H cup
- **Hair:** Brown, Shoulder-length, Sidehair, Pubic Hair
- **Eyes:** Green
- **Clothes:** Glasses, T-shirt, Sport Bloomers, Pantyhose, Towel, Skirt Suit, Bunny Dress, Micro Bikini, Short Shorts
- **Personality:** Deredere, Genius, Confident, Brother Complex
- **Role:** Teacher, Older Sister
- **Subject of:** Illness
- **Body:** Nail Polish, Big Breasts
- **Engages in:** Bunnygirl Cosplay
- **Voiced by:** Uchino Pochi

### Yuuki Momoko (結城 桃子)
She is a somewhat strong-willed and conservative class president. In junior high school, she was not very well developed, but after entering high school, she grew up rapidly!

She forced Masamune to join her by recommending him to be a representative for the boys in class. She does all the work for the unwilling Masamune.

She has liked Masamune since she was a child, but since Masamune was very attached to his big sister and Momoko had very small breasts at that time, she was not taken seriously.

However, Momoko who was told by Minaho to take care of Masamune when she studied abroad with her big sister, convinced herself that she got her approval.

Momoko is concerned about Masamune, but she is unable to tell him about her secret feelings. Momoko's pure love is on the verge of a crisis when Masamune's sister comes back as a temporary teacher!

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

- **Gender:** Female
- **Hair:** Brown, Shoulder-length, Parted to Side, Pubic Hair
- **Eyes:** Brown
- **Clothes:** School Uniform, Glasses, Necktie, T-shirt, Miniskirt, Sport Bloomers, Knee-high Socks, Tank Top, Micro Bikini
- **Personality:** Hard Worker, Friendly, Flustered
- **Role:** Childhood Friend, Class President, Classmate, High School Student
- **Body:** Big Breasts

### Houjou Satoru (北条 悟)
He is a good advisor to Masamune. He is the mediator between Masamune and Momoko.

He is quite handsome, but due to some circumstances in his past, he is no longer aggressive with women.

He smilingly watches over Masamune, who is adored by two attractive women.

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

- **Gender:** Male
- **Hair:** Blond, Short
- **Eyes:** Amber
- **Clothes:** Necktie, Shirt
- **Role:** Friend, High School Student
- **Engages in:** Not Sexually Involved
- **Personality:** Insightful
- **Voiced by:** Kurogane Takiji

### Saitou Chiharu (齋藤 千春)
A friend of Momoko. She is a cheerful girl who always seems to be at ease. While she admires Momoko's aggressive attitude, she is also a good advisor for Momoko, who has many unexpected problems.

She is also an author of erotic doujinshi and has a great interest in sex. She is open to all kinds of erotica (yaoi, yuri, and regular stuff).

She seems to be doing research by showing Momoko what she has written, but in fact she enjoys seeing Momoko's reaction. When she writes, she wears glasses.

Her usual calm and natural atmosphere disappears and her eyes become sharp when focusing on her work. She is an impressionable young woman with an ear for music.  However, she is not very good at love or sex.

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

- **Gender:** Female
- **Hair:** Blond, Short
- **Clothes:** School Uniform, Glasses, Necktie, Knee-high Socks
- **Eyes:** Amber
- **Personality:** Pervert, Insightful, Cheerful
- **Role:** Friend, Classmate, High School Student, Erotic Comic Artist
- **Voiced by:** Toono Soyogi

### Yamanami Juubee (山波 十兵衛)
He is the father of Masamune and Minaho. Worried about his daughter's feelings for her brother, he sends her abroad to study, but in exchange he must allow her to be assigned as his homeroom teacher.

He is a strict but overly lenient father. He advises Masamune on what to do, but also enjoys teasing him. He is quite busy, and often doesn't come home leaving the two alone for months. However, he worries about the two of them, and acts as an eccentric detective.

He is a complete nuisance to both his children.

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

- **Gender:** Male
- **Hair:** Beard, Grey
- **Eyes:** Black
- **Clothes:** Suit, Necktie
- **Role:** Father, Principal
- **Engages in:** Teasing, Not Sexually Involved
- **Personality:** Strict, Eccentric, Family Oriented
- **Body:** Wrinkles
- **Voiced by:** Munakata Jin

## Shops
- [Official Website](http://www.masterup.net/hina-soft/momo_hina/tappun/index.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ001939.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=660581)

## Releases
### Japanese
- **2006-09-15**: Tappun☆Onee-cher - Download Edition - [Official website](http://www.masterup.net/hina-soft/momo_hina/tappun/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=7848), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ001939.html), [Gyutto](https://gyutto.com/i/item38937), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0007665/), [DL.Getchu](http://dl.getchu.com/i/item1000003), [DMM](https://dlsoft.dmm.co.jp/detail/ggs_0091/)
- **2006-09-29**: Tappun☆Onee-cher - Package Edition - [Official website](http://www.masterup.net/hina-soft/momo_hina/tappun/index.html)
- **2009-08-27**: Tappun☆Onee-cher & Beach - DVDPG - [Official website](https://web.archive.org/web/20160629090307/http://www.dennoclub.com/TitleList/dcpg/DCPG199/dcpg199.htm), [Getchu](http://www.getchu.com/soft.phtml?id=660581), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=h_294dcpg199/)

## Tags
School, Blood-related Brother/Sister Incest, Oneesan-type Heroine, Male Protagonist, Teacher Heroine, Heroine with Glasses, Nukige, Comedic Love Triangle, Group Sex of One Male and Several Females, Adult Heroine, Big Breast Sizes Heroine, Class President Heroine, Defloration, Boobjob, Blowjob, Masturbation, Perverted Friend, Doggy Style, Ejaculation Choice, Kissing Scene, Glasses Option, Sex at School, High School Student Heroine

## More Games from Momo Hina
- [Tappun☆Onee-cher](https://pinovel.net/v7373)
- [Nyuuin Shimasho! ~Momoiro Kango de Shinpai Gomuyou~](https://pinovel.net/v8153)
- [Tappun☆Beach](https://pinovel.net/v1638)
- [Hokenshitsu no Sensei ~Onedari Bakunyuu Lesson~](https://pinovel.net/v3023)
- [Mama no Undoukai](https://pinovel.net/v1808)

---
*View the full details at [pinovel.net/v7373](https://pinovel.net/v7373).*

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```