"We'll examine the rules again as we move on in the evolution of this tournament, " Archey said.

WSJ: World Baseball Classic��What Spain Lacks: Spaniards

Japan represents MLB's biggest non-U.S. market for TV and merchandise revenue, according to Senior Vice President for International Business Paul Archey.

FORBES

MLB's Archey said that while a foreign franchise is always a future possibility, it's not the immediate goal of the World Baseball Classic.

FORBES: Major League Baseball Goes Global