Nintendo has just revealed the Wii U console will cost in ¥31,500 in Japan for a black 32GB Premium set, and ¥26,250 for the white 8GB Basic set. It'll be available there December 8. Which translates to $405 for the premium and $338 for the basic.
Nintendo also revealed the GamePad will cost ¥13,440 ($173) when purchased separately.
In total, the Basic set comes with 8GB memory, a GamePad, AC adapters, and an HDMI cable for ¥26,250. The Premium set comes with all that, along with a console stand, GamePad charging dock, GamePad stand, and the Nintendo Network Premium subscription, all for ¥31,500.