Kasaki, take her out, get her some wine, or cola with wine whatever you like, say nice things to her, kiss her and see how she reacts, ask her if you may kiss her would be even better because girls find that very sweet. If it's not helping move on and get yourself another girl.
Bis, i'm doing great thx bro. The weather here is cold aswell tho i like it, it means the students are dressing up just the way i like it