Vocabulary consisting only from characters you are able to read
いつの間にか
itsunomanika
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
山上
sanjou
mountain topmix
目下
meshita
subordinate, subordinates, inferior, inferiors, junior; at present, nowshigoto
大ヒット
daihitto
big hit, popular item (e.g. movie, music)ongaku
火力
karyoku
heating power, steam powermix