Content Warning: High Volume
An homage to ウサテイ (Usatei) by locker room production and IOSYS themed around Chen and Rin Kaenbyou.

Original Description:

Flash version
bonuses1. You can change the image quality (set on the loading screen, or use the shift key during playback)
2. You can adjust the volume (use the space bar during playback)
3. Speaking of Usatei...
*There was a bug that caused the game to stop on the 98th loop, so I fixed it. Sorry for the inconvenience.