N5
つまらない
Definition
dull, uninteresting, boring, tedious, insignificant, unimportant, trifling, trivial, worthless, absurd, foolish, silly, stupid, useless, pointless, disappointing
N4
まんなか、まなか
Definition
middle, centre, center, mid-way
N3
ちこく
Definition
lateness, late coming
N2
ちゃくちゃく
Definition
steadily
N1
こくさん
Definition
domestic, domestically-produced, produced within a country