N5
そら
Definition
sky, the heavens
N4
ひかり
Definition
light
N3
ただちに
Definition
at once, immediately, directly, in person, automatically
N2
たすかる
Definition
to be saved, to be rescued, to survive, to escape harm, to be spared damage, to be helped, to be saved trouble
N1
こうきょ、こうぎょ
Definition
Imperial Palace (of Japan), imperial residence