Maltese's Fluffy Onsen

Desktop idle simulation for decorating and managing an animal bathhouse

Sinkhole Studio, Moonlab Studio · Published by Sinkhole Studio, Paleo, XD · Released May 13, 2025

Reviews: Very Positive; 95% of 3,137
Recent reviews: Very Positive; 92% of 42 in 30 days
Playing now: 89; right now
Steam Deck: Playable
Last update: 4 days ago; Sep 19, 2026

What is Maltese's Fluffy Onsen?

This single-player desktop idle simulation runs along the bottom of the screen while you manage an animal bathhouse. Place baths at different temperatures, add rest areas and refreshments, decorate the space, and assign staff to clean floors and restock supplies.

For you if...

+you enjoy decorating pixel-art spaces filled with animal guests
+you want simple, low-pressure bathhouse management
+you like idle games with some active management

Not for you if...

−you want deep management systems where layouts strongly matter
−you need a hands-off companion while working
−you expect extensive active gameplay beyond upgrades and decorating

What players say

95% of 3,137 reviews are positive · 92% of 42 in the last 30 days

Players most often praise the animal animations, pixel art, decorating options, soundtrack, and low-pressure progression. Common complaints are limited gameplay depth and content, while some say the management demands too much attention for a desktop companion. Some players also report black-screen, input, or launch problems on certain systems.

Screenshots and trailer

Maltese's Fluffy Onsen system requirements

As published by the developer.

Minimum

OS: Windows 10
Processor: Intel® Core™ i3 @ 3.2 GHZ
Graphics: Graphics card with DX9
Memory: 4 GB RAM
Storage: 256 MB available space
DirectX: Version 9.0

PC version details

DRM, required accounts, controller support and Steam features.

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Achievements: 10
Steam features: Cloud saves, Family Sharing

Steam Deck: Playable

Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

Multiplayer and co-op

Single-player

Languages

Text only: English, Japanese, Simplified Chinese, Traditional Chinese, Korean, French, Italian, German, Spanish - Spain, Polish, Portuguese - Brazil, Russian, Turkish.