Capcom issued a sales forecast for Monster Hunter 4 Ultimate in its latest financial report. By March 31st of next year, the company is looking to ship 3.9 million copies of the game in Japan (and other Asian countries), North America and Europe. Keep in mind this figure includes download sales as well.
As for the original version of Monster Hunter 4, Capcom shipped 4.1 million copies in Japan. The title has seen a high number of downloads, the publisher says.