Downloadable Content

Mature Content Description

The developers describe the content like this:

All characters in our game are adults aged 21 or older. The story delves into explicit sexual content to an array of intense fetishes. This experience is intended solely for mature audiences.

About This Content

Step into the mist of the hot springs.
This exclusive Wallpaper Pack brings the spirits of MONSTER GIRL ONSEN straight to your screen — from serene moments of rest to scenes where passion rises with the steam. ♨️🔥

Inside, you’ll find:

• Character Illustrations – from graceful fox maidens to mischievous river spirits, explore their beauty, secrets, and temptations.

• Erotic Art – steamy baths, lingering touches, and intimate encounters with the guardians of the springs.

Turn each wallpaper into a window to the onsen, where every glance reveals a hidden story and every touch leaves ripples in the water.
Are you ready to let the spirits of the hot springs stay with you day and night?

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

AI used to conceptualize the girls' images and promo materials, which are finalized by artists and animators at the end. Some of the backgrounds are AI generated