立つ鳥跡を濁さず
たつとりあとをにごさず
Also written 立つ鳥あとを濁さず, 立つ鳥後を濁さず
Meanings
- Expression it is simply common courtesy to clean up after yourself; a bird does not foul the nest it is about to leave; on leaving a place, one should see that all is in good order See also: 跡を濁す (あとをにごす).