N5
たべる
Definition
to eat, to live on (e.g. a salary), to live off, to subsist on
N4
ふとん
Definition
futon (quilted Japanese-style mattress laid out on the floor), round cushion used for Zen meditation (traditionally made of woven bulrush leaves)
N3
だめ、ダメ
Definition
no good, not serving its purpose, useless, broken, hopeless, wasted, in vain, purposeless, cannot, must not, not allowed
N2
たんこう
Definition
coal mine, coal pit
N1
こうそう
Definition
plan, plot, idea, conception