Microsoft has posted Japan's top ten Xbox Live Arcade games of 2009. It's unclear whether it's a list organized by sales or critical response, but the top title is Virtual-On: Oratorio Tangram -- you know, the classic robot fighter from ... no? Just play along then. The rest of the list, scrawled down by Siliconera, features many titles that found a lot more success in the west.
Battlefield 1943, Castle Crashers, Marvel vs. Capcom 2 and Trials HD (another surprise) take spots two through five, respectively. Check out our XBLA in Brief on Virtual-On after the break if you'd like to know what all the Japanese fuss is about.
Gallery: Virtual On Oratorio Tangram (XBLA) | 11 Photos