alex di gemini

i have a real adoration for this game, I have played it three times with each of the tree servants I mean, but I'm playing the fourth. I have bought for my psp anyhow because I couldn't wait

when i activate the install patch I have to choose the folder: I can choose everything I want, but I can't click next What does it means?? help

I have received too install the japanese disk, so what I should do? I'm not very good so help me