Arima Onsen Taikou-no-yu is located in the scenic Arima Onsen town, nestled in the mountains near Kobe city. The oldest hot spring in Japan, it offers 26 types of baths, including the Kinsen (gold spring) and Ginsen (silver spring). The bedrock bath is a unique feature, where you can enjoy a hot bath session in a luxurious, open-air stone sauna. With a complimentary one-day train pass, you can easily reach the town, and immerse yourself in the rich history and natural beauty of Arima Onsen.