Nintendo Co.unveiled a new games for Wii console

Nintendo Co.unveiled a slate of new games for its Wii console, the companies pursu diverging strategies to capture the attention of videogame market.

Nintendo, introduced new titles such as an upgrade to its popular Wii Fit exercise game and a new Super Mario Bros. title, as it faces slowing demand for its Wii console after years of scorching growth.

Nintendo's DS handheld dominates the portable gaming market, having sold more than 100 million units since its 2004 launch. Sony's PSP has sold more than 50 million units, and the company expects to sell another 15 million units by March 31, 2010.

At its event, Nintendo also teased a new piece of hardware called the Wii Vitality Sensor, but revealed few details except that it could gauge a player's pulse.