スパ&ラウンジ長潟

Spa & Lounge Nagata is a bathhouse and lounge for ages 16 and up, near the Big Swan stadium in Chuo-ku. Its gold and silver bathrooms swap weekly and use artificial hot-spring water whose type changes monthly. The large far-infrared dry sauna has three tiers, with staff pouring water on the floor to keep it humid, a 15 °C cold bath, an open-air bath and outdoor chairs; towel-waving heat sessions run on Wednesday evenings. Single entry ¥2,200; open 8:00–23:00, Sundays and holidays to 22:00.

Monday to Saturday: 8:00 AM – 11:00 PM; Sunday: 8:00 AM – 10:00 PM