dōkutsu
1. cave; cavern
★ Common
Noun
#23348
1. cave; cavern
1. It was a cave.
1. Probably a cave.
1. Was a cave.
1. If it were a cave; When it's a cave
1. Wasn't a cave; Was not a cave
1. Was not a cave.; It was not a cave.
1. It wasn't a cave.
1. Not a cave
1. It is not a cave.