Nanjo (Southern Okinawa)

Sashiki Enjin-no-Yu Natural Hot Spring (Yuinchi Hotel Nanjo)

Thirty minutes by car from Naha Airport, a natural hot spring in a hilltop resort hotel in Nanjo, southern Okinawa. Golden water from strata about 5.4 million years old carries roughly 80% the salinity of seawater and is prized for warmth and skin care. The panoramic bath and rotenburo overlook Nakagusuku Bay and the Chinen Peninsula. Open 6:30–23:00 daily; ¥2,200 including a towel set and loungewear. Pair with Sefa Utaki or Cape Chinen.