R18Plus Monster Girl You-ki chan
An R18+ action game with a Japanese / monster girl theme. As the demon shrine maiden Youki, use a variety of actions and weapons, jump, shoot, climb walls, and make it through each stage! Fight against the demon army of lustful monster girls! Be careful not to become their plaything! Adults only!
- Price:$17.49
- Release Date:5/1/2021
- Developer:Nanakusadou
- Publishers:
- Last Updated:10/28/2025
- Steam App Id:1502110
R18Plus Monster Girl You-ki chan
- Windows
- Mac
- Linux
- Steam Deck (Playable)
Steam Charts, Stats, and Live Player Count
At the moment, R18Plus Monster Girl You-ki chan has 2 concurrent players online and in-game. This is 60% lower than its previous all-time peak of 5 players achieved on 11/28/2024.
Review History Chart
Track historical review trends and overall ratings for R18Plus Monster Girl You-ki chan. It has received a total of 68 reviews on the Steam store and achieved a Player Score of 73 (Very Positive).
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for R18Plus Monster Girl You-ki chan and its growth over time. It currently has 1,718 followers on its community page.
R18Plus Monster Girl You-ki chan Price
R18Plus Monster Girl You-ki chan costs $17.49 in the Steam store as of 10/28/2025 which is a 30% discount off its base price. It can be purchased as a standlone game or through a bundle like MonsterGirls Youki-Chan Plus+One which offer a discount off the game's base price.
Explore the price history chart below to track historical price changes and other pricing stats for R18Plus Monster Girl You-ki chan.
About R18Plus Monster Girl You-ki chan
R18Plus Monster Girl You-ki chan is an Indie, and Action game developed by Nanakusadou. On 5/1/2021, it was released on the Steam Store by Shady Corner Games, and Nanakusadou.
Players have rated R18Plus Monster Girl You-ki chan as "Very Positive" out of 68 total reviews on the Steam Store. These are split between 56 positive reviews and 12 negative reviews — an overall 82% positive review rating.
It can be played and ran on Windows systems. At the moment, it is possible to play R18Plus Monster Girl You-ki chan on the Steam Deck but some functionaliy may not be fully supported.
According to Steam’s category system, R18Plus Monster Girl You-ki chan supports the following features:
- Single-player
- Family Sharing
- Partial Controller Support
From the Steam community, R18Plus Monster Girl You-ki chan has been tagged with the following user tags:
- Violent
- Pixel Graphics
- LGBTQ+
- Controller
- Old School
- Hentai
- Nudity
- Runner
- Sexual Content
- Arcade
- Anime
- Indie
- NSFW
- Action
- Female Protagonist
- Singleplayer
- 2D
Media & Sceenshots
Watch the featured video for R18Plus Monster Girl You-ki chan and see the latest screenshots from the Steam Store.
Related Bundles
R18Plus Monster Girl You-ki chan is included in 1 bundle in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | MonsterGirls Youki-Chan Plus+One | 2 | 2 | $23.98 | View |
Related Packages
R18Plus Monster Girl You-ki chan is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| R18Plus Monster Girl You-ki chan | $24.99 | View |
Supported Languages
R18Plus Monster Girl You-ki chan is available in 2 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Japanese | Yes | No | Yes |
Frequently Asked Questions
Soures & References
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R18Plus Monster Girl You-ki chan data has been sourced from:
- Valve Corporation. (2025, October 28). R18Plus Monster Girl You-ki chan on Steam. Steam Store. https://store.steampowered.com/app/1502110
- Valve Corporation. (2025, October 28). R18Plus Monster Girl You-ki chan. Steam Community Hub. https://steamcommunity.com/app/1502110
- Nanakusadou. (2023, July 10). R18Plus Monster Girl You-ki chan. R18Plus Monster Girl You-ki chan. https://erotan.gozaru.jp/