Jet Set Radio/Jet Grind Radio HD Screenshots courtesy of Gamefreaks. They currently have a tagged post in gaming, but since this is Tumblr I figure you should actually see more of the screenshots instead of just an art piece of Gum.
This is scheduled to release this summer on XBLA, PSN, iOS, Android and Steam (Windows release).
via Wikipedia :
PlayStation Network for PlayStation 3 on September 18, 2012 (members of PlayStation Plus can purchase the game from September 11, 2012), on Xbox Live Arcade and Steam on September 19, 2012 and on PlayStation Network for PlayStation Vita on October 16, 2012.