---
title: "Thanatos no Koi ~Inshitei Soukan~"
description: "Naomi Yuiki, 21 years old single, college student. Though her parents died, because of the inheritance she and her brother, Kouta Yuiki age 18, can live without"
image: "https://t.vndb.org/cv/59/98059.jpg"
---

# Thanatos no Koi ~Inshitei Soukan~

![Thanatos no Koi ~Inshitei Soukan~](https://t.vndb.org/cv/59/98059.jpg)

**Alternative Title:** タナトスの恋～淫姉弟相姦～

**Developer:** Red Label

**Release date:** Sep 26, 2003

**Platform:** Windows, DVD

**Language:** Japanese

**Rating:** 6.1/10 (13 votes)

## Description
Naomi Yuiki, 21 years old single, college student. Though her parents died, because of the inheritance she and her brother, Kouta Yuiki age 18, can live without much trouble.

Even though she is 21 she is still a virgin because secretly in love with her younger brother. Even her attempt to get over him by sleeping with Takuya Yoshizawa, a genius surgeon and once a subordinate of her fathers didn't work and that depressed her even further.

At that time she met with an accident. A traffic  accident so severe that her whole body except her brain is ruined beyond salvation. Just as doctors were about to give up on her an another patient at the same hospital, Akane Kitahara suffers brain death. Taking this chance, Yoshizawa who was working on advancing the research on the brain transplantation decides to transfer Naomi's brain to Akane.

Naomi's new life as Akane Kitahara starts. This time Naomi is not restricted by morality of a brother and sister relationship, but things don't go as easy as she hopes because being Akane brings her own relationship problems. Chaos ensues...

## Characters
### Hashimoto Aki (橋本 亜紀)
- **Gender:** Female
- **Hair:** Violet, Shoulder-length, Pubic Hair
- **Eyes:** Violet
- **Clothes:** Earrings, Nurse Uniform, Garter Belt Stockings, Bracelet, Name Tag, Nurse's Cap, Choker
- **Role:** Nurse
- **Body:** Nail Polish, Makeup

### Kitahara Akane (北原 茜)
- **Gender:** Female
- **Hair:** Brown, Long, Pubic Hair
- **Eyes:** Grey
- **Clothes:** Miniskirt, Thigh-high Stockings, Hoodie, Crop Top, Choker
- **Voiced by:** Kanzaki Kanari

### Kobayakawa Yoshito (小早川 良人)
- **Gender:** Male
- **Hair:** Blond, Ponytail, Shoulder-length, Stubble
- **Clothes:** Trousers, Earrings, Cross Necklace, Tank Top, Beanie
- **Eyes:** Violet
- **Body:** Tattoo, Mole, Body Piercing
- **Personality:** Violent

### Mochizuki Kaori (望月 香織)
- **Gender:** Female
- **Hair:** Brown, Curtained, Parted in Middle, Pubic Hair
- **Clothes:** School Uniform, Shorts, Thigh-high Stockings, Blouse, Ribbon Hair Tie
- **Eyes:** Violet, Tareme
- **Role:** Classmate, High School Student
- **Voiced by:** Kanzaki Chihiro

### Yoshizawa Takuya (吉沢 卓也)
- **Gender:** Male
- **Hair:** Black, Short, Parted to Side
- **Eyes:** Blue
- **Clothes:** Suit, Glasses, Lab Coat, Name Tag
- **Role:** Medical Doctor

### Yuuki Kouta (結城 幸太)
- **Gender:** Male
- **Hair:** Brown, Short
- **Clothes:** School Uniform, Shirt
- **Eyes:** Grey
- **Role:** High School Student, Younger Brother
- **Personality:** Sister Complex
- **Voiced by:** Togashi Kei

### Yuuki Naomi (結城 奈緒美)
- **Gender:** Female
- **Hair:** Black, Waist Length+, Pubic Hair
- **Eyes:** Brown
- **Clothes:** Earrings, Glasses, Beret, Bracelet, Shrug, Choker
- **Subject of:** Accident, Surgery
- **Role:** Full Sister, Older Sister
- **Personality:** Brother Complex
- **Voiced by:** Aoyama Yukari

## Shops
- [Official Website](http://www.digianime.co.jp/redlabel/product/tanatos.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ004707.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=756339)

## Releases
### Japanese
- **2003-09-26**: Thanatos no Koi ~Inshitei Soukan~ CD-ROM Edition - [Official website](http://www.digianime.co.jp/redlabel/product/tanatos.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=3024), [Getchu](http://www.getchu.com/soft.phtml?id=29270)
- **2003-09-26**: Thanatos no Koi ~Inshitei Soukan~ DVD-ROM Edition - [Official website](http://www.digianime.co.jp/redlabel/product/tanatos.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=3024), [Getchu](http://www.getchu.com/soft.phtml?id=32141)
- **2004-10-28**: Kyuukyoku Soukan ~Yokubou to Jounetsu no Aida~ Vol. 3 Kanketsu Ochita Ane - DVDPG - [Official website](https://web.archive.org/web/20050411092743/http://www.cain.jp/product/kyuukyoku.html)
- **2004-10-28**: Kyuukyoku Soukan ~Yokubou to Jounetsu no Aida~ Vol. 2 Haitoku no Ane - DVDPG - [Official website](https://web.archive.org/web/20050411092743/http://www.cain.jp/product/kyuukyoku.html)
- **2004-10-28**: Kyuukyoku Soukan ~Yokubou to Jounetsu no Aida~ Vol. 1 Sasou Ane - DVDPG - [Official website](https://web.archive.org/web/20050411092743/http://www.cain.jp/product/kyuukyoku.html)
- **2010-03-16**: Thanatos no Koi ~Inshitei Soukan~ Download Edition - [Official website](http://www.digianime.co.jp/redlabel/product/tanatos.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=3024), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ004707.html), [Gyutto](https://gyutto.com/i/item39167), [Digiket](https://www.digiket.com/work/show/_data/ID=ITM0041831/), [DL.Getchu](http://dl.getchu.com/i/item1002393), [DMM](https://dlsoft.dmm.co.jp/detail/dac_0003/)
- **2013-01-18**: Kanno Hiroyuki Memorial - [Official website](http://www.abelsoftware-jp.com/product/km/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=756339), [DMM](https://dlsoft.dmm.co.jp/detail/cdb_0295/)

## Tags
Sexual Content, ADV, School, Rape, Non-blood-related Brother/Sister Incest, Incest Romance, Multiple Protagonists, Multiple Endings, Life and Death Drama, Protagonist's Brother as a Support Character, Hospital, Nurse Support Character, High Sexual Content, Protagonist with Multiple Personalities, Dramatic Love Triangle, Early Sexual Content, Netorare, Branching Plot, Female Domination, Mind Control, Brocon Heroine, High School Student Heroine, Group Sex of One Male and Several Females

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- [Thanatos no Koi ~Inshitei Soukan~](https://pinovel.net/v2028)
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---
*View the full details at [pinovel.net/v2028](https://pinovel.net/v2028).*

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