大昔 (oomukashi) Japanese meaning: ancient times | Kotomora海
だっ
た
らしい
。
In ancient times, this area was apparently under the sea.
That's a story from the distant past.
Usage patterns
大昔から〈事〉(something has been true) since ancient times
This festival has been held in the village since ancient times.
大昔の〈物〉a thing from ancient/prehistoric times
A fossil from ancient times was found in this rock layer.
大昔に〈事〉long, long ago (something happened)
They say that long, long ago, this area was under the sea.