N5
さとう
Definition
sugar
N4
てら
Definition
temple (Buddhist)
N3
そうじ
Definition
cleaning, sweeping, dusting, scrubbing
N2
そういえば
Definition
which reminds me ..., come to think of it ..., now that you mention it ..., on that subject ..., so, if you say ...
N1
けっかん
Definition
blood vessel, vein