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Seduce sexy monster girls and run your own Japanese hot spring in this adult anime visual novel. Upgrade your onsen, unlock NSFW scenes, and explore a steamy mythological story.
PC (Microsoft Windows) · Sep 26, 2025
Worldwide · Exact date · Full release · IGDB
Catalog sources
15 achievements available.

Earn Amako's trust
LockedSteam

Earn Hina's trust
LockedSteam

Earn Natsuki's trust
LockedSteam

Good Ending
LockedSteam

Earn Senaco's trust
LockedSteam

Earn Yukino's trust
LockedSteam

Unlock all achievements
LockedSteam

Buy all Broom upgrades
LockedSteam

Buy all Onsen upgrades
LockedSteam

Buy all Onsen buildings
LockedSteam

Finish the Game
LockedSteam

Become an Onsen Owner
LockedSteam

Meet Amako
LockedSteam

Earn $100
LockedSteam

Serve 10 clients
LockedSteam
Community notes