Cave usually adds extra content to their arcade ports and DoDonPachi Saidaioujou has an Xbox 360 exclusive character named Saya who carries a stuffed teddy bear and a pink bunny. Xbox 360 mode has a lot of talking while you’re weaving through bullets. There’s a whole story to listen to. Suzaku even talks to Saya while you’re battling bosses.
DoDonPachi Saidaioujou also has an HD mode which is the arcade game with enhanced graphics and Ver 1.5 mode. The game comes out in Japan on May 30.