StarCraft II is out. People are buying it. People are playing it. Not everybody, though.
Amazon rankings are sample set of Amazon customers, but they are also a good measure to see what has captured the imagination of the buying public. Here is Amazon.com:
And Amazon Japan, where the number one title is the latest game from visual novel maker Type Moon! (Note: Console games and PC games are listed under PC games on Amazon.jp.)
While StarCraft II is not getting a localised Japanese language release — hence, the tepid interest. However, it is possible to play the game on U.S. servers from Japan.