A new historical PSP game has been announced, with Kiiyan as Sakamoto Ryoma:  Bakamatsu Rock. The game fuses history (late Tokugawa era), adventure and … a music rhythm game all in one. Fight against the Shogunate and their oppressive Heaven Song by winning the hearts of the masses with your own songs!

Release date:  2/27/1014
Cost:  6090 yen