Developer: shell time
Publisher: shell time
Release date: Jun/28/2026
Version: Demo
Language: English, Japanese, Chinese, Korean (Official)
Censored: Yes (Mosaics)

We hope you enjoy it!
How to Launch
Double-click ryuusyutu.exe to start the game.

Press the ESC key to quit.
Basic Controls
Window Operations

Drag the top bar → Move the window
Drag the handle (bottom right) → Resize the window
× button (top right) → Close the window
Icon (bottom left) → Open/Close the UI window

Features
Animation

Use the left/right arrow buttons to switch animations
Adjust playback speed with the Animation Speed slider
The trial version includes 3 animations. The full version features all 20 animations.

Character Customization

Skin Color → Freely adjust with the color picker
Shaved → Hides underwear and pubic hair when enabled
Flip → Flips the character horizontally

Auto Open/Close Mode

Automatically shows and hides windows
Auto Interval → Adjusts display duration
Display Count → Number of windows shown at once
Anime Only → Targets animation windows only

Image / Video Import

Load your own images (PNG/JPG) or videos (MP4/WEBM/MOV) and place them as windows
Select from Load File

Text Window

Create windows where you can freely type text
Press Enter to add a new line

Save / Load

Save your window layout and settings via the Save button
Resume from the title screen via Load File

Notes

This game contains adult content intended for users 18 years of age or older
Imported images and videos are stored only on your local PC
The game may not function correctly depending on your system environment

Contact / Bug Reports
For bug reports or feedback, please contact us via Pixiv:
Pixiv: https://www.pixiv.net/users/94271150