Are you joking? Mobile Phone games are HUGE in Japan. There are a lot more game ready cellphones in Japan then handheld consoles.
Currently playing:
Wii: MySims | Xbox360: Halo3 / Pac-Man C.E | DS: Scurge | PSP: Ghost in the Shell
"Lesbians, Better then eMail."
~Lanky Man - My Big Fat Independent Movie