N5
てがみ
Definition
letter
N4
むかう
Definition
to face, to go towards
N3
ちゃんと
Definition
diligently, seriously, earnestly, reliably, steadily, legitimately, perfectly, properly, exactly, orderly, punctually, regularly, sufficiently, satisfactorily, quickly
N2
ちゅうねん
Definition
middle-age, middle age, midlife, one's middle years
N1
こげちゃ
Definition
dark brown, olive brown