Nintendo revealed that 26 of its first-party titles released for Nintendo DS and Wii exceeded at least one million copies sold worldwide in the company’s current fiscal year ending March 2008, and announced its upcoming slate for the two consoles. Pet simulation game Nintendogs, which has been released with five different versions for DS since first debuting in 2005, has so far sold 21.67 million copies globally. Brain Age and Brain Age 2 moved 16.82 …