About
20 people are playing it on Steam right now, with a peak of 47 in the last 30 days. Valve rates it Unsupported on Steam Deck.
Onirism will take you in the wonderful world of Crearia for a big adventure! Help Carol put her enemies to sleep, using a variety of pistoys and abilities to aid you in your quest to find Bunbun in this colorful universe!
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Media
Trailers
Releases
Platform
Date
October 23, 2025 (early access from April 26, 2019)
Earliest full release on each platform; regional dates can differ.
PC and Steam Deck
Steam store pageSteam Deck: Unsupported Valve reports it does not run
Minimum
Recommended
OS
Windows 10 or later
Windows 10
Processor
2,4GHz
3.50GHz
Memory
8 GB RAM
32 GB RAM
Graphics
NVIDIA GeForce GTX 1060
NVIDIA GeForce GTX 3080
DirectX
Version 11
Version 12
Storage
60 GB available space
60 GB available space
Requirements and Deck status as listed on Steam, checked Oct 10, 2026.
Onirism player count
concurrent players on Steam20playing now26m ago
20peak today
4730-day peak
47highest we have seenNov 1, 2026
Oct 23daily peak, last 16 daystoday
Players counted on Steam every one to six hours; the daily peak is the highest count of the day.