ととりあとにご
飛ぶ鳥跡を濁さず
1. 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 orderProverb, See also 跡を濁す あとをにごす, See also 立つ鳥跡を濁さず
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