Vocabulary consisting only from characters you are able to read
いつの間にか
いつのまにか
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
上り
のぼり
(1)ascent, climbing, ascending (path), climb, (2)up-train (e.g. going to Tokyo), (n,adj-no) (3)northward (towards Tokyo) jlpt3