N5
ばん
Definition
evening, counter for nights
N4
あそび
Definition
playing, play (margin between on and off, gap before pressing button or lever has an effect)
N3
どく
Definition
poison, toxicant, harm, evil influence, ill will, spite, malice, abusive language
N2
てんのう、すめらぎ、すめろぎ
Definition
Emperor of Japan
N1
さいせい
Definition
resuscitation, regeneration, restoration to life, reformation, rehabilitation, playback, regeneration (sound, etc.), view (of a video clip), reclamation, recovery, rebirth, reincarnation