This odd illustration was running in a special box at the end of Kyodo news faxes in late March of 2010.
It appears to be some sort of sports tournament bracket. The ball looks like a baseball. Of course it could be the NCAA final 16, except that some of the games have apparently been played, and the NCAA March Madness wasn't that far along.
All fax signals are tuned 1.9 kHz lower than their listed frequencies.