Nintendo sells 5 million Wii units in Japan

Nintendo's Wii console has sold over five million units in Japan, according to the latest data from Famitsu publisher Enterbrain.

As of January 20 2008, the home console has sold a total of 5,019,337 units since launch, reports IGN.com.

The Wii has achieved the five million milestone in 60 weeks. Nintendo's DS reached the same figure in 56 weeks, while Sony's PlayStation 2 sold as many units in 66 weeks.

Two software titles have topped the two million sales mark so far — Wii Sports (2,663,938) and Wii Play (2,139,626), while Mario Party 8 (1,153,648) and Wii Fit (1,113,626) have both sold over a million copies.

Super Mario Galaxy is the fifth best-selling game on the system, with 843,961 units sold.