---
title: "Zecchou Byoutou / Iryoukikan"
description: "Twin sisters with a sexual dependency are studied on bizarre, futuristic devices.  Constant orgasms in the \"climax ward\"! Humiliation and bliss!  Waves of pleas"
image: "https://t.vndb.org/cv/43/31843.jpg"
---

# Zecchou Byoutou / Iryoukikan

![Zecchou Byoutou / Iryoukikan](https://t.vndb.org/cv/43/31843.jpg)

**Alternative Title:** 絶頂病棟/医凌機姦

**Developer:** Sumisumi-dou

**Release date:** Oct 30, 2016

**Platform:** Windows, Linux, macOS

**Language:** Japanese, English

**Rating:** 6.0/10 (6 votes)

## Description
Twin sisters with a sexual dependency are studied on bizarre, futuristic devices.

Constant orgasms in the "climax ward"! Humiliation and bliss!

Waves of pleasure send the girls into the sexual gutter in the name of a cure. 

[From [DLsite English](http://www.dlsite.com/ecchi-eng/work/=/product_id/RE187017.html)]

## Characters
### Hotaru (蛍)
- **Gender:** Female
- **Eyes:** Amber
- **Subject of:** Torture, Enchainment
- **Clothes:** Collar, Crotchless Leotard, Slave Collar, Sleeveless Leotard
- **Role:** Older Sister
- **Hair:** Orange
- **Voiced by:** Haruna Ren

### Ayu (鮎)
Hotaru's twin sister, worried about her sister who hasn't come back from the hospital and looking for a way to see her. She's somewhat lively and willful, and loves her family.
She follows her sister and participates in experiments in the climax ward, which results in her becoming infected with climax addiction.

- **Gender:** Female
- **Traits:** 

## Shops
- [Official Website](http://www.sumisumi.jp/products/zeccyo_b/zeccyog_index.html)
- [DLsite](https://www.dlsite.com/maniax/work/=/product_id/RJ187017.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=1233411)

## Releases
### Japanese
- **2016-10-30**: Zecchou Byoutou / Iryoukikan - [Official website](http://www.sumisumi.jp/products/zeccyo_b/zeccyog_index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=24357), [DLsite](https://www.dlsite.com/maniax/work/=/product_id/RJ187017.html)
- **2023-07-21**: Zecchou Byoutou / Iryoukikan DOUBLE PACK + CG Collection - [Getchu](http://www.getchu.com/soft.phtml?id=1233411)

### English
- **2023-10-22**: Twins in the Machine: Climax Ward - [Official website](https://mercury.games/rj187017.html)

## Tags
Sexual Content, ADV, Nukige, Kinetic Novel, Mindbreak

## More Games from Sumisumi-dou
- [Kochuuten](https://pinovel.net/v19312)
- [Zecchou Koujou / Kairaku Kikan](https://pinovel.net/v19313)
- [NDNL -No Dog, No Life-](https://pinovel.net/v19314)
- [NDNL2 -No Dog, No Life-](https://pinovel.net/v19315)
- [Zecchou Gakuen / Kyouiku Kikan](https://pinovel.net/v19316)
- [Zecchou Byoutou / Iryoukikan](https://pinovel.net/v20786)
- [Zecchou Jinmon / Sennoukikan](https://pinovel.net/v26330)
- [Zecchou Byoutou / Iryoukikan Vol.2](https://pinovel.net/v27446)
- [NDNL3-No Dog, No Life-](https://pinovel.net/v40188)

---
*View the full details at [pinovel.net/v20786](https://pinovel.net/v20786).*

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```