Word

前夜祭

ぜんやさい
the eve (of festival) (e.g. Christmas Eve)
Word

徹夜

てつや
all night; all-night vigil; sleepless night
Word

夜桜

よざくら
cherry trees at evening
Word

夜戦

やせん
night warfare
Word

夜襲

やしゅう
night attack; nocturnal assault
Word

百鬼夜行

ひゃっきやぎょう、ひゃっきやこう
many monsters, spirits, etc. forming a line and walking through the night; veritable pandemonium; large number of people plotting and doing evil; creepy characters roaming about presenting a most scandalous sight
Word

終夜

しゅうや
all night
Word

夜もすがら

終夜
adv
よもすがら
all night
Word

聖夜

せいや
holy night; Christmas Eve
Word

夜光

やこう
nocturnal luminescence; noctilucence