Kyūjitai form of 夜来

the declaration of night time via a rooster's crow

polar night

(Internet slang, humorous, pun) Christmas Eve, as a night of sexual activity between young couples

(euphemistic) job in the nightlife / sex industry

(Buddhism) prajñāpāramitā: the Perfection of (Transcendent) Wisdom / (Buddhism) the body of sutras relating to this subject

the road to happiness is strewn with setbacks

Sleeping Beauty

the sixteenth night of the month under the lunar calendar, just after the full moon

Short for 十六夜の月 (izayoi no tsuki): the moon just past the full moon, the start of the waning moon