Re: Bit of a specific situation (Korean girl)
Kisses are important, so she probably wouldn't do it until late. Remember that for a lot of girls who grew up in Asian culture, "kissing" means "we are boyfriend/girlfriend", so that's kind of a big deal
For holding hands, you shouldn't have issues if you do it casually. Go to cross the street, and right when you see an opening, grab her hand without looking and make her cross the street running. And be sure to drop it as soon as you're on the other side
Seduction is a martial art. Reading books and talking to experts is important, and helpful. But you won't progress unless you go out there and fight.