祭 - ritual, offer prayers, celebrate

festival

event held the night before another event; eve (of a festival) (e.g. Christmas Eve)

national holiday; festival day

(religious) festival

altar

a day after the fair; (at a) stage when it's too late

funerals and ceremonial occasions

memorial service

important ceremonial occasions in family relationships

to deify; to enshrine

festival; feast; matsuri

art festival