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Onsen Master Developer Stream
Hanging out with the Onsen Master team as they take a dive into some of the levels.
Steam
Onsen Master
Also known as Onsen Master, om, onsen master
Onsen Master is a hot spring customer management game where players must create ingredients to match the various customer ailments, across the fantasy island of Izajima!
Last update
17 May 2026
Players now
0
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
Gallery
In-game media
Achievements
Community progression
Top picks from 36 Steam achievements, sorted by player unlock rates.
- A New Customer!Heal Young Woman 30 times23.3%
- Oldest PatronHeal Old Customer 30 times22.8%
- Rough Around the EdgesHeal Ruffian 30 times2.3%
- The Young ApprenticeStart Story Mode1.2%
- Better TogetherPlay Co Op Mode at least once0.9%
- You are filled with Wellness!Mix Wellberry (Green Ing.) 100 times0.8%