Yamanaka Onsen (山中温泉, yamanaka onsen?) is a city located in Kaga, Ishikawa Prefecture in Japan. It is close to Komatsu. It is famous for its onsen, or natural hot spring baths, and has many ryokan where guests can relax and enjoy the baths. The Daishoji River runs through the town, and it is a popular tourist spot for both Japanese and foreign travelers of Ishikawa Prefecture.