Nintendo Co. this week deployed Wii U Software Update 5.4.0 to hardware owners.
The is said to improve system stability.
For the fourth quarter, Nintendo held revenue of $350 million and an operating profit of $250 million.
The Wii U sold 3.38 million units, an increase from 2.72 million units the year prior. Wii U sales total at 9.54 million units.