state of emergency (unusually difficult or dangerous situation)

just as in the old days, just as it used to be

(archaic, colloquial) a nickname of Ariwara no Narihira, Heian-period waka poet

(archaic) used in the beginning of narratives or story literature: once upon a time, long ago

historic, historical / already-happened, past / former, old, traditional

study of history

historian

oral history

(Internet slang, especially anime and manga fandom) events or things from the past which one wants to whitewash/erase from history (due to it being embarrassing, poorly received, etc.); dark past

historicism