---
title: "Soushitsu no Hibi ~Suimin'yaku Hen~"
description: "Kazuki Takashiro, a young boy, had feelings for his female cousin Aki Teshigawara. Even though he was teased at school by a classmate from a certain country, he"
image: "https://t.vndb.org/cv/43/66343.jpg"
---

# Soushitsu no Hibi ~Suimin'yaku Hen~

![Soushitsu no Hibi ~Suimin'yaku Hen~](https://t.vndb.org/cv/43/66343.jpg)

**Alternative Title:** 喪失の日々～睡眠薬編～

**Aliases:** Lost Days: A Sleeping Drug

**Developer:** Mogura Tengu

**Release date:** Dec 23, 2012

**Platform:** Windows

**Language:** Japanese

## Description
Kazuki Takashiro, a young boy, had feelings for his female cousin Aki Teshigawara.
Even though he was teased at school by a classmate from a certain country, he was happy because Aki was by his side. It was a time of happiness.

But then one day, with the arrival of bully Takeshi, those days were demolished.

[From [DLsite English](https://www.dlsite.com/maniax/work/=/product_id/RJ107467.html)]

## Characters
### Kazuki (カズキ)
Smart and often shy, he finds himself in an awkward situation surrounded by his voluptuous female cousins. He's particularity fond of his time spent with Aki.

- **Gender:** Male
- **Body:** Kid
- **Personality:** Shy, Timid
- **Subject of:** Bullying, Netori (their SO is stolen)
- **Role:** Nephew, Cousin

### Aki (亜紀)
Kazuki's happy-go-lucky cousin. The 2nd oldest daughter of the Teshigahara family - she's outgoing, and sexually promiscuous. Currently unemployed, she enjoys sleeping most of the day, and hanging out with Kazuki when the chance arises.

- **Gender:** Female
- **Hair:** Blond
- **Body:** Young-adult, Olive, Huge Breasts, Tall
- **Personality:** Airhead, Carefree, Outgoing, Friendly, Cheerful
- **Role:** Daughter, Cousin
- **Subject of:** Sexual Harassment, Netorare (they are the stolen SO)
- **Clothes:** Short Shorts

## Shops
- [DLsite](https://www.dlsite.com/maniax/work/=/product_id/RJ107467.html)

## Releases
### Japanese
- **2012-12-23**: Soushitsu no Hibi ~Suimin'yaku Hen~ - [DLsite](https://www.dlsite.com/maniax/work/=/product_id/RJ107467.html)

## Tags
Male Protagonist, Protagonist's Cousin as a Heroine, Netorare, Dark Skinned Heroine, Sex with Sleepers, Straight Shotacon, Heroine Having Sex with Others, Heroine with Huge Breasts, Heroine with Gigantic Breasts, Timid Protagonist

## More Games from Mogura Tengu
- [Soushitsu no Hibi ~Suimin'yaku Hen~](https://pinovel.net/v43857)
- [Haikyo no Yuurei ~Hitori no Onna to Futari no Otoko no Ko~](https://pinovel.net/v25409)
- [Soushitsu no Hibi ~Boukoku no Shounen Hen 2~](https://pinovel.net/v25451)
- [Boku no Hibi ~Kouen to Tonari Machi no Otoko no Ko Hen~](https://pinovel.net/v18609)
- [Boku no Hibi ~Card to Kanemochi Seinen Hen~](https://pinovel.net/v42610)
- [Hibi no Omake](https://pinovel.net/v43854)

---
*View the full details at [pinovel.net/v43857](https://pinovel.net/v43857).*

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