Namco Museum DS preview at Gamespy.

"It's pretty much a given that if you create a videogame system, Namco will find a way for you to play its old arcade games on it. The Namco Museum series has popped up on just about every system since the original PlayStation, and it's actually quite surprising that it took this long for it to appear on the DS. Heck, the PSP got its own Museum a mere five months after that system was released."

Full Source: Gamespy