Tekken 6 for PSP has gone gold (meaning it is completed and is ready for manufacture) and will be available in the coming weeks. Soon enough you will be able to play Tekken 6 on the go. Here's a snippet from the press release:
Players can test their might in a variety of game modes such as Arcade, Story, Time Attack, Survival, and Gold Rush to collect in-game money, customization items and view character specific storylines. In addition to containing all 18 battle stages and 40 playable characters found in the home console version, Tekken 6 for the PSP will also support ad-hoc multiplayer battles across an additional four stages. Furthermore, players will have the ability to transfer ghost data allowing fights against opponents' characters even when not connected with them.
Tekken 6 for the PSP, rated “T” for Teen, will be available at retailers nationwide on Nov. 24, 2009 and through the PlayStation Network on Dec. 10, 2009 for $39.99.