Onsen areasTohokuYamagataAtsumi OnsenAtsumi Onsenあつみ温泉YamagataTohoku region5placesEditorial content for this area is coming soon.Places in this area5 places · Sorted by ratingAll5Stay2OtherAtsumi Onsen TACHIBANAYAあつみ温泉 たちばなやYamagataOtherBankokuya山形県あつみ温泉 萬国屋YamagataLodgingKashiwaya Hotelかしわや旅館YamagataLodgingTakamiyabettei Kuon庄内あつみ温泉 高見屋別邸 久遠YamagataOtherTAKINOYA瀧の屋YamagataOn the mapLoading map…Nearby onsenchiWithin 50 km47 km · NiigataSenami Onsen瀬波温泉On the Sea of Japan coast at Murakami in northern Niigata, Senami Onsen was discovered in 1904 when oil prospectors struck near-boiling water instead of crude. Its 95 °C sodium-chloride springs face straight out to sea, famous for sunsets sinking into the water beside the open-air baths.