The Ikkyu Onsen, located near Universal Studios Japan, uses 100 percent natural hot spring water. This hot spring spa facility boasts the largest open ... More
The Ikkyu Onsen, located near Universal Studios Japan, uses 100 percent natural hot spring water. This hot spring spa facility boasts the largest open-air bath in the Kansai region and a world's first ultrafine particle mist sauna. Refresh yourself at this hot spring, after fully enjoying USJ.