I risolve this problem, the problem is not the patch but your psp, the background music works only with the 6.60 CFW, I installed the 6.60 me1.8 and the game works perfectly.
Hi guys i'm italian , my congratulations for this awesome work, but I have a problem, after patch the iso the game don't have the music when I play, there are any sort of sounds but no music during the level. esxplecation?
sorry for my poor english
@Xdqwerty, Osu! Tatakae! Ouendan! is the Japanese version of the game, different settings/characters/songs but otherwise identical mechanics. I played that before I knew about Elite Beat Agents lol. Both fantastic games https://en.wikipedia.org/wiki/Osu!_Tatakae!_Ouendan