のが上手 => to be good at doing something N5
あがる => ...up (Upwards) N4
Direction
~むきがある(~向きがある)     => There is a tendency N1
に...ができる => complete N4
Completed
あがる => so... (Extreme level) N4
Extreme level
ふしがある => Seem N2
Speculation
上げる => to finish doing ~ N3
~がかる => close to, leaning towards... N1
Trend
あがる => has finished doing something N4
Completed
..は, ...が => Compare は and が N5
Compare
ではあるが => Although it is N2
Evaluate
がする => to smell; hear; or taste N4