N5
ここのか、ここぬか
Definition
the ninth day of the month, nine days
N4
だんせい
Definition
man, male, masculine gender
N3
せけん
Definition
world, society
N2
せっせと
Definition
diligently, assiduously, industriously, beavering away
N1
けいか
Definition
passage, expiration, progress, transition