Update: I tried a few other things, to no avail:
I tested all the other games I own that are said to come with System Updates, and they all worked fine.
I deleted all my Metroid: Other M saves files from my Wii (both USA and Japanese) and tried playing the USA version again, but got the same...
Hello. I've owned the USA version of Metroid: Other M on Wii for years and finished it ages ago and never had any problem with it. Recently I purchased the Japanese version of the game in order to play it with Japanese voices (which are missing from the USA version) and English subtitles on my...