---
title: "Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~"
description: "It's Ryoutaro's daughter Risa's birthday. He buys her a gift from a department store but she seems more distant and aloof than ever. He wakes up to find himself"
image: "https://t.vndb.org/cv/75/35375.jpg"
---

# Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~

![Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~](https://t.vndb.org/cv/75/35375.jpg)

**Alternative Title:** 父娘の秘密 ～妻に言えない親子の関係～

**Aliases:** Parent and Child's Secret, My Secret With my Daughter ~The Bond that We Can't Tell Mom~

**Developer:** Monogram

**Release date:** Feb 15, 2013

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 5.6/10 (15 votes)

## Description
It's Ryoutaro's daughter Risa's birthday. He buys her a gift from a department store but she seems more distant and aloof than ever. He wakes up to find himself completely enveloped in his daughter's vagina. She's been waiting for her birthday to give her virginity to him and finding him asleep was the perfect opportunity.

Now she wants more and more from her father while keeping their forbidden relationship a secret from his wife.

## Characters
### Aoki Ryuutarou (青木 龍太郎)
- **Gender:** Male
- **Role:** Father, Teacher, Not a Virgin
- **Engages in:** Infidelity

### Aoki Risa (青木 里紗)
- **Gender:** Female
- **Measurements:** Height: 153cm, Bust-Waist-Hips: 84-57-86cm, D cup
- **Hair:** Black, Shoulder-length
- **Clothes:** School Uniform, Knee-high Socks, Tank Top, Sailor School Uniform
- **Eyes:** Amber
- **Role:** Daughter, High School Student
- **Voiced by:** Nagi

### Aoki Sayuri (青木 小百合)
- **Gender:** Female
- **Hair:** Violet, Shoulder-length
- **Clothes:** Sweater, Jeans, Lab Coat, Skirt Suit
- **Eyes:** Hidden
- **Role:** Wife, Mother, Not a Virgin
- **Engages in:** Not Sexually Involved
- **Subject of:** Infidelity
- **Voiced by:** Natsukawa Nanami

## Shops
- [Official Website](https://web.archive.org/web/20130418120007/http://www.monogramsoft.com/works/mnog008)
- [Getchu](http://www.getchu.com/soft.phtml?id=789041)

## Releases
### Japanese
- **2013-02-15**: Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~ Download Edition - [Official website](https://web.archive.org/web/20130418120007/http://www.monogramsoft.com/works/mnog008), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=18191), [Johren](https://www.johren.games/games/download/oyakonohimitsutsumaniienaio-ja/), [DMM](https://dlsoft.dmm.co.jp/detail/torp_0016/)
- **2013-02-22**: Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~ Package Edition - [Official website](http://www.monogramsoft.com/works/mnog008/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=763507)
- **2013-11-29**: Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~ DVDPG - [Official website](https://web.archive.org/web/20180101033359/http://www.world-pg.com/2013_products/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=789041)

## Tags
ADV, Male Protagonist, Nukige, Reverse Rape, Blood-related Father/Daughter Incest, Teacher Protagonist, Chikan, Protagonist in Relationship, Protagonist's Blood-related Daughter as a Heroine, Outdoor Sex, Sex with Sleepers, Cowgirl, Protagonist with Children, Quickie Fix Position, High School Student Heroine, Only a Single Heroine, Naked Sprites, Protagonist with Sexual Experience, Single Blowjob, Only Younger Heroines, High School, Adult Protagonist, Sitting Sex, Sexual Blindfold, Only Virgin Heroines, Only Blood-related Heroines, Defloration, Infidelity, Discreet Sex, Spoons

## More Games from Monogram
- [Inmai Himegoto ~Nee-san yori mo Watashi o Haramasanai?~](https://pinovel.net/v10878)
- [Abuku ni Miirareta Hitozuma ~Oshigoto to Warikitteita Hazu na no ni~](https://pinovel.net/v11104)
- [Chitai Haishin ~Monitor no Naka de Ochiru Ane~](https://pinovel.net/v11324)
- [Nie Okami ~Bakunyuu Okami wa Minna no Mono~](https://pinovel.net/v11423)
- [Oyako Kouryuu ~Kahanshin Kotoba de Communication~](https://pinovel.net/v11692)
- [Iinari Seito Kaichou ~Nikuyoku ni Ochiru Gakuen Idol~](https://pinovel.net/v11850)
- [Oyako no Himitsu ~Tsuma ni Ienai Oyako no Kankei~](https://pinovel.net/v12113)
- [Kyonyuubo ~Okaa-san wa Dare ni mo Watasanai~](https://pinovel.net/v12208)
- [Segare no Niizuma](https://pinovel.net/v12300)
- [Hitozuma Juurin Shiiku ~Himei ga Kyousei ni Kawaru made Shitsukete Yaru!~](https://pinovel.net/v12351)

---
*View the full details at [pinovel.net/v12113](https://pinovel.net/v12113).*

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