N5
おとこのこ、おとこのコ
Definition
boy, male child, baby boy
N4
かべ、へき
Definition
wall, partition, barrier, obstacle, Chinese "Wall" constellation (one of the 28 mansions)
N3
いりょう
Definition
medical care, medical treatment
N2
うむ、ゆうむ
Definition
existence or nonexistence, presence or absence, consent or refusal, yes or no, flag indicator, presence or absence marker
N1
あんせい
Definition
rest, quiet, repose