McDonald's is moving in a different direction in Japan than in the U.S. The company has just released its highest calorie item ever in Japan: the Mega Potato. The Mega Potato is almost a pound of fries, and contains 1,142 calories. The Mega Potato will hit Japanese restaurants nationwide this week, according to the site. The Mega Potato costs 490 yen. McDonald's latest exercise in caloric excess in Japan is in stark contrast to what it's attempting in the U.S.