I should have said:
PS3_UPDATE is optional on all games.
So your sure PS3_GAME is not PS3_GAME- , cause there were some releases with that hyphen after it. It needs to be removed.
Other that that I don't know why its not working. Delete any previous GAME DATA on PS3 and try again.
Read more: http://www.ps3news.com/forums/ps3-help-support/ps3-japanese-game-error-help-129795.html#ixzz38HxrLyMk