Vocabulary consisting only from characters you are able to read
近づく
chikaduku
(1)to approach, to draw near, to get close, (2)to get acquainted with, to get closer to, to get to know godan, jlpt3, verb, vintrans
見つける
mitsukeru
(1)to discover, to find (e.g. an error in a book), to come across, to detect, to spot, (2)to locate, to find (e.g. something missing), to find fault, (3)to be used to seeing, to be familiar with ichidan, jlpt3, jlpt4, verb, vtrans
近く
chikaku
near, neighbourhoodjlpt5
いつの間にか
itsunomanika
before one knows, before one becomes aware of, unnoticed, unawaresjlpt3