---
title: "In'youchuu Etsu ~Kairaku Henka Taimaroku~"
description: "One day, Yamato, Mikoto and Takeru visit a village in the mountain for the training to be monster hunters. They have various hard trainings and finally become t"
image: "https://t.vndb.org/cv/60/98060.jpg"
---

# In'youchuu Etsu ~Kairaku Henka Taimaroku~

![In'youchuu Etsu ~Kairaku Henka Taimaroku~](https://t.vndb.org/cv/60/98060.jpg)

**Alternative Title:** 淫妖蟲 悦～怪楽変化退魔録～

**Developer:** TinkerBell

**Release date:** Nov 27, 2009

**Platform:** Windows, DVD, PSP

**Language:** Japanese

**Rating:** 6.9/10 (41 votes)

## Description
One day, Yamato, Mikoto and Takeru visit a village in the mountain for the training to be monster hunters. They have various hard trainings and finally become the monster hunters. But there is something wrong with Yamato's body.... His body gradually changes into a monster.... What is happening to his body? Who can stop it? To save Yamato, Mikoto and Takeru make every effort. What is a secret of Yamato's body? What will happen to Mikoto and Takeru?

[From ErogeShop]

## Characters
### Tachibana Yamato (橘木 ヤマト)
- **Gender:** Male
- **Hair:** Black, Short
- **Eyes:** Violet
- **Clothes:** Necktie, Shirt

### Azami (あざみ)
- **Gender:** Female
- **Hair:** Blue, Waist Length+, Straight, Blunt Bangs, Sidehair
- **Body:** Teen, Slim, Pale, Horns, Pointed Ears, Big Breasts
- **Eyes:** Red
- **Clothes:** Catsuit, Mini-dress, Pantyhose
- **Role:** Oni
- **Voiced by:** Sakaki Haruno

### Shihouin Yuu (四法院 夕)
- **Gender:** Female
- **Hair:** Brown, Short, Parted to Side
- **Eyes:** Brown
- **Body:** Teen, Slim, Pale, Tail, Kemonomimi, Multiple Penises, Small Breasts
- **Clothes:** Mini-dress, Headband, T-shirt, Knee-high Socks, Blouse
- **Subject of:** Pregnancy, Penis Growth
- **Engages in:** Lactation
- **Voiced by:** Andou Ryuu

### Shiratori Hatsune (白鳥 初音)
- **Gender:** Female
- **Hair:** Pink, Long, Intake, Spiky Bangs, Parted to Side
- **Body:** Slim, Pale, Young-adult, Big Breasts
- **Eyes:** Green
- **Clothes:** Mini-dress, Kimono, Hairpin
- **Role:** Mother
- **Engages in:** Lactation
- **Subject of:** Breast Expansion
- **Voiced by:** Yuki-Lin

### Shiratori Mikoto (白鳥 深琴)
- **Gender:** Female
- **Hair:** Red, Ahoge, Ponytail, Long, Straight, V Bangs, Spiky Bangs, Sidehair
- **Body:** Teen, Slim, Pale, Nipple Piercing, Big Breasts, Huge Breasts
- **Clothes:** School Uniform, Earrings, Thigh-high Stockings, Bikini, Ribbon Hair Tie, Torn Clothing
- **Engages in:** Fighting, Lactation, Childbirth, Monster Birth, Anal Monster Birth, Navel Monster Birth
- **Eyes:** Blue, Tsurime
- **Items:** No-dachi
- **Personality:** Friendly, Clumsy, Energetic
- **Subject of:** Mind Control, Torture, Breast Expansion, Forced Pregnancy, Penis Removal, Penis Growth, Sexual Corruption, Tentacle Restraint
- **Role:** Twin Sister, High School Student
- **Voiced by:** Suzumori Chisato

### Shiratori Takeru (白鳥 武)
- **Gender:** Female
- **Hair:** Shoulder-length, Straight, Spiky Bangs, Orange
- **Body:** Teen, Slim, Pale, Scar, Linked Piercings, Medium Breasts
- **Clothes:** Trousers, Glasses, Jacket, Necktie, Shirt, Boots, Pantyhose, Belt, Bikini, Hairpin, Crop Top, Slave Collar, Lace Garter Belt Stockings
- **Engages in:** Fighting, Lactation, Childbirth, Monster Birth, Anal Monster Birth
- **Subject of:** Mind Control, Pregnancy, Breast Expansion, Penis Growth, Sexual Corruption
- **Role:** Daughter, Twin Sister
- **Personality:** Smart, Streetwise
- **Eyes:** Tsurime, Teal
- **Voiced by:** Tenten

### Yagami Yayoi (八鬼 弥生)
- **Gender:** Female
- **Hair:** Black, Ponytail, Waist Length+, Parted in Middle
- **Body:** Slim, Pale, Young-adult, Medium Breasts
- **Eyes:** Amber
- **Clothes:** Shirt, Hair Tie, Lace Lingerie
- **Engages in:** Monster Birth
- **Voiced by:** Nonomura Saya

### Doumyouji Mitsuhiko (道明寺 光彦)
- **Gender:** Male
- **Eyes:** Violet
- **Clothes:** Bandanna

### Shihouin Tatsuki (四法院 龍樹)
- **Gender:** Male
- **Hair:** Blue
- **Eyes:** Amber
- **Clothes:** Kimono, Haori
- **Role:** Older Brother

## Shops
- [Official Website](http://www.cyberworks.jp/tink/aojiru5/)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ01002250.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=1270538)

## Releases
### Japanese
- **2009-11-27**: In'youchuu Etsu ~Kairaku Henka Taimaroku~ - [Official website](http://www.cyberworks.jp/tink/etu/), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=12924), [Getchu](http://www.getchu.com/soft.phtml?id=663835), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb5003/)
- **2010-11-19**: In'youchuu Etsu ~Kairaku Henka Taimaroku~ DVDPG - [Official website](https://web.archive.org/web/20111021044118/http://www.ms-pictures.com/label/mints/products/1011/iycetsu/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=693052), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=22dgmt8876/)
- **2011-06-24**: In'youchuu Etsu ~Kairaku Henka Taimaroku~ UMD-PG Edition - [Official website](https://web.archive.org/web/20160330132159/http://www.palacegame.cc/detail.php?id=0035), [Getchu](http://www.getchu.com/soft.phtml?id=711619), [DMM](https://www.dmm.co.jp/mono/anime/-/detail/=/cid=h_401plce0035/)
- **2011-07-29**: In'youchuu Etsu ~Kairaku Henka Taimaroku~ Download Edition - [Official website](http://www.cyberworks.jp/tink/etu/), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ005958.html), [Gyutto](https://gyutto.com/i/item20883), [DL.Getchu](http://dl.getchu.com/i/item1003871), [DMM](https://dlsoft.dmm.co.jp/detail/cyber_0037/)
- **2013-04-26**: TinkerBell Aojiru 5hon Pack - [Official website](http://www.cyberworks.jp/tink/aojiru5/), [Getchu](http://www.getchu.com/soft.phtml?id=768547)
- **2013-09-06**: TinkerBell Aojiru 5hon Pack - Download Edition - [Official website](http://www.cyberworks.jp/tink/aojiru5/), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ007950.html), [DMM](https://dlsoft.dmm.co.jp/detail/cyber_0061pack/)
- **2018-05-25**: In'youchuu - Complete Box - [Official website](http://www.cyberworks.jp/tink/inyotyu_pack/), [Getchu](http://www.getchu.com/soft.phtml?id=1000947), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb063p/)
- **2018-07-27**: In'youchuu - Complete Box - 2nd Edition - [Official website](http://www.cyberworks.jp/tink/inyotyu_pack/), [Getchu](http://www.getchu.com/soft.phtml?id=1008685), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb063p2/)
- **2019-07-26**: In'youchuu - Complete Box - 3rd Edition - [Official website](http://www.cyberworks.jp/tink/inyotyu_pack/), [Getchu](http://www.getchu.com/soft.phtml?id=1049874), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb063p3/)
- **2023-08-25**: In'youchuu Complete Box - [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ01000840.html)
- **2023-10-20**: TinkerBell Legendary Mono Pack - [DMM](https://dlsoft.dmm.co.jp/detail/cyber_0093pack/)
- **2024-04-26**: In'youchuu - Full Complete Box - [Official website](http://www.cyberworks.jp/tink/inyou_fullcomp/), [Getchu](http://www.getchu.com/soft.phtml?id=1270538), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb063fp_t/), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1001tb063fp/)
- **2024-05-24**: Aojiru 5 Pack - [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ01002250.html)

## Tags
Male Protagonist, Female Protagonist, Multiple Protagonists, Bloody Scenes, Tentacle Rape, Bestiality, Monster Hunter Heroine, Nukige, Bondage, High Sexual Content, Group Sex of One Female and Several Males, Early Sexual Content, Pregnancy, Kemonomimi Heroine, Defloration, Heroine with Tights, Sounds of Copulation, Half-demon Protagonist, Impregnation, Lactation During Sex, Sex With Monsters, Intercrural Sex, Multiple Penetration, Bukkake, Breast Expansion, High Amount of Bad Endings, Cunnilingus, Inflation, Nipple Insertion, Doggy Style, Hairjob, Outdoor Sex, Insemination by Non-Humanoids, Monster Birth, Huge Insertion, Grotesque Body Modification, Cowgirl, All the Way Through, Ahegao, Penis Growth, Erotic Electrostimulation, Gokkun, Twin Boobjob, Facesitting, Multiple Penises, Quickie Fix Position, Piss Drinking, Specula (Sexual), Double Handjob, Tailjob, Single Hole Multiple Penetration (obsolete), Single Hole Multiple Tentacle Penetration (obsolete), Unbirth, Adult Breast Sucking, Futanari on Female, Grotesque Nipples, Anal Monster Birth, Rope Bondage, Pissing on Others, Vaginal + Anal Tentacle Penetration, Stuck in Meatwall, Single Handjob, Single Bodyjob, Single Blowjob, Pissing, Anal Sex, High School Student Heroine, Heroine with Big Breasts, Tentacle Blowjob, Heroine with Small Breasts (Non-Loli)

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---
*View the full details at [pinovel.net/v2868](https://pinovel.net/v2868).*

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```