Who's #1 in fighting game sales? Harada says Tekken with 42.5 million copies sold to date

Harada added that 20 million of those, or more, have come from Europe.
Also, Tekken Revolution has seen 2 million downloads in a three month span, as the free-to-play title continues to pick up steam.
Most of the user audience for Tekken Revolution is based in the United States, with Japan a close second, said Harada. He noted that these results are "different from the traditional numbers," typically seen with the retail Tekken releases.
Harada also commented on the female vampire character, which will be added to Tekken Revolution in the future. Hit the jump to read those details.
As her haircut is similar to Anna's, she'll also be receiving a new do.
The female vampire character is still on track to be released later this year.
Sources: Joystiq and Polygon.