I was on Youtube and came across this:

YouTube - 瀧澤秀明 Hideaki Takizawa : Final Fantasy 10 TVCM 2

YouTube - 瀧澤秀明 Hideaki Takizawa : Final Fantasy 10 TVCM 1

This guy really looks like Tidus. Got me wondering who Yuna was based on. Anyone?

I'm thinking Yuna in FFX (not X-2) looks a lot like Hitomi Yoshizawa:

http://img441.imageshack.us/img441/4670/1xo8.png