PC requirements

Once Upon a Katamari System Requirements

Once Upon a Katamari needs at least Intel Core i3-8100 /AMD Ryzen 3 3100, 6 GB RAM and Nvidia GeForce GTX 550 Ti [1 GB] / AMD Radeon HD 7770 [2 GB] graphics. For the recommended experience you want Intel Core i3-8100 /AMD Ryzen 3 3100, 8 GB RAM and Nvidia GeForce GTX 750 Ti [2 GB] / AMD Radeon HD 7850 [2 GB] / Intel Arc A310 [4 GB] graphics.

Verified Sources: Steam store listing
Once Upon a Katamari minimum and recommended PC specifications
Component Minimum Recommended
Operating system Windows 11 Windows 11
Processor Intel Core i3-8100 /AMD Ryzen 3 3100 Intel Core i3-8100 /AMD Ryzen 3 3100
Memory 6 GB RAM 8 GB RAM
Graphics Nvidia GeForce GTX 550 Ti [1 GB] / AMD Radeon HD 7770 [2 GB] Nvidia GeForce GTX 750 Ti [2 GB] / AMD Radeon HD 7850 [2 GB] / Intel Arc A310 [4 GB]
DirectX Version 12 Version 12
Storage 6 GB available space —
Additional notes Estimated performance: 1080p/60fps with graphics settings at "Low". Framerate might drop in graphics-intensive scenes. Estimated performance: 1080p/60fps with graphics settings at "High". Framerate might drop in graphics-intensive scenes.
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

Once Upon a Katamari is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Once Upon a Katamari on PC

Can my PC run Once Upon a Katamari?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does Once Upon a Katamari need?
6 GB available space
What is the difference between minimum and recommended specs?
Minimum means the game starts and is playable, usually at 30fps on low settings at 1080p. Recommended is the developer's target for a smooth 60fps experience at high settings.