The official Italian Nintendo site’s confirmed that the upcoming Punch Out!! is to feature Balance Board support, IGN reports.
From the piece:
A rough translation confirms that Wii Balance Board, the controller included in Wii Fit, will be utilized in Punch-Out!! to dodge and weave by players shifting their weight. The Balance Board will be utilized in conjunction with the standard Nunchuk and Wii Remote controls.
Expect the game to feature in Iwata’s keynote today at 9.00am PST (4.00pm GMT).
It’s out in May.