Seriously. Legend of Kunoichi is an upcoming PSP and PS3 game where ninjas jump out of mats and players throw hammers at them. The ESRB, which leaked the title, compared it to “whack-a-mole” with grunting ninjas.

Outside of Sony’s heavy hitting first quarter lineup, what else does the publisher have planned for 2010? Four trademarks we found offer clues. One points to a ninja game.