expression, i-adjective
remote; out-of-the-way; isolated
Idiomatic expression literally meaning 'even birds don't come and go'; used to describe a place that is extremely remote, secluded, or hard to reach. Often appears in literary or descriptive contexts.
See also: 鳥も通わぬ (とりもかよわぬ)
その山奥の村は鳥も通わない場所だった。
That mountain village was a place so remote that even birds didn't pass through.
鳥も通わないような秘境に一人で住んでいる。
He lives alone in an unexplored region so isolated that not even birds go there.