Sado Niigata 2024
Sado Sightseeing Navi｜Welcome to Sado Island with its attractive four seasons and traditional culture! さど観光ナビ
5 reasons to visit Japan's Sado Island National Geographic
Winter in Sado: A reflective trip to an isle of surprises Japan Today
Niigata Governor Makes Pitch for Sado Mine in UNESCO Bid Nippon.com