~のぼる  => To increase N2
Reach level
... おぼえはない => don't remember... N3
Position, perspective
がわかります => Capacity N5
Ability
... こととする => to decide on N2
Speculation
~ことにする      => to decide on N4
Decision
ことにする => to decide on N4
Determined, determined
~たり~たりする => Do things like V1,V2 N5
Verb suffixes
ばかりです => only; just ~ (speaker's feeling) N4
Time
ことにする => Treat as if... (Handling) N1
Means and methods
もうすこし => A little more (level) N4
Compare
ことにする => Decide to N4
Causative, Passive, Volitional
に...がV-てあります => Object status N4
Description