Mario Kart Wii competition data
File type: Game file
A .rkc file contains competition data used by Mario Kart Wii.
It is a game file for the Nintendo Wii version of the racing game and is handled by the game.
File type category:
Game file
Date updated: October 7, 2026
The .rkc file extension is associated with Mario Kart Wii, a racing video game developed and published by Nintendo for the Nintendo Wii.
These files contain saved data for the game's competitions. Mario Kart Wii uses the files as competition data.
Open a .rkc file with Mario Kart Wii on a Nintendo Wii. The game handles the file as competition data.
There is no standard conversion information for .rkc files. The files contain game-specific Mario Kart Wii competition data and should be kept in their original format for use with the game.
Software applications that handle other tasks involving rkc files:
Other operating systems or devices
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