N5
もくようび
Definition
Thursday
N4
かみ
Definition
hair (on the head)
N3
の、や、ぬ
Definition
plain, field, hidden (structural) member, wild, lacking a political post
N2
ニコニコ、にこにこ
Definition
with a friendly grin, smilingly
N1
しかく
Definition
qualifications, requirements, capabilities