Code Junkies is reporting that EA is currently developing six titles for the PSP. Warren Hall, a producer for EA's PSP division stated "In North America, we will launch updated versions of Need for Speed Underground Rivals and Tiger Woods PGA Tour."
When asked what other games were coming In addition to what he had already mentioned, Hall added "NBA Street, NFL Street and a couple more titles that have yet to be revealed."
The lack of information on new titles is certainly becoming a concern, being that the system is due before the end of the year in Japan. We'll bring you the latest news if and when the PSP gets the delay that many are expecting.