~助詞+数量      => Corresponds to the verb...of quantity N5
Quantity
一方では...他方では => On the one hand N2
Compare
… 方 => the way to do something N4
Description
一方だ => more and more; continue to ~ N2
一方 => on one hand, on the other hand; although ~ (conjunction) N2
た[方「ほう」]がいい => It would be better to A N4
Can, Should, Must
より~の[方「ほう」]が~ => B is more C than A N4
Comparisons
[一方「いっぽう」]だ => Change A continues, A does not stop N2
Miscellaneous
て仕方がない/てしょうがない => can't help but; very; extremely ~ N2
ない[方「ほう」]がよい => It would be better to not A N4
Can, Should, Must
[一方「いっぽう」] => On one hand A, on the other, B; Although A, at the same time, B N2
Contrast,Surprise