Games › Once Upon A KATAMARI

Once Upon A KATAMARI on Switch 2: file size and cartridge format

Game-Key Card

Once Upon A KATAMARI is published by Bandai Namco Entertainment and came out on October 8, 2026. Multiplayer: up to 4 online. The eShop lists 9 supported languages.

File size

4.2 GB

2% of the 256 GB internal storage

Physical release

Game-Key Card (download required)

The cartridge only unlocks a download

Last checked October 16, 2026 · every figure links to its source

Specs

File size (current)	4.2 GBsource
Physical format	Game-Key Card (download required) (The physical edition is a bundle that also includes the Rolling LIVE Highlights DLC.)source
Type	Native Switch 2 game
US eShop price	$39.99
Play modes	TV mode, Tabletop mode, Handheld mode
Multiplayer	Up to 4 online
Languages (9)	Japanese, French, German, Italian, Spanish, Korean, Simplified Chinese, Traditional Chinese, American English
Publisher	Bandai Namco Entertainment
Release date	October 8, 2026

Questions

How big is Once Upon A KATAMARI on Switch 2?

Once Upon A KATAMARI needs 4.2 GB of storage. That is about 2% of the Switch 2's 256 GB internal storage.

Is Once Upon A KATAMARI a Game-Key Card?

The physical release of Once Upon A KATAMARI is a Game-Key Card: the cartridge only unlocks a 4.2 GB download, so you need an internet connection and free storage to play it.