HomePlaces Japan’s most remote hot spring, located deep in the mountains of Toyama and a 2 day hike from the nearest road. Open with Maps Related Articles Japan by Prefecture: The Chubu RegionHiking to Japan’s Most Remote Onsen Category Onsen Name in Japanese 高天原温泉 Address Map Top Rated Tours ¥680 30% off Mobile Hotspot rental from Ninja WiFi Details ¥71,000 Visit a Mountain Temple, Hot Springs and More in Yamagata Yamagata Details ¥21,000 Tokyo to Kyoto Return Shinkansen + 1 Day Kyoto Pass Details ¥12,650 Book Yourself a Room on Wheels with DreamDrive Details ¥5,000 Get a Discount on Long-term Portable Wifi Details ¥6,000 Tatedou Experience: Samurai Open Lesson Osaka Details