さど 佐渡 LinksSentence search for 佐渡Sentence search for さどKanji details for 佐 and 渡Edit in JMdict Noun1. Sado (former province located on Sado Island in present-day Niigata Prefecture)Historical termNoun2. Sado (island, Niigata Prefecture)Wikipedia definition3. Sado Discussions Log in to talk about this word.