About Gokurakuyu Wako
"Gokurakuyu Wako" is a large day-use hot spring facility in Wako City, Saitama Prefecture, with excellent access from central Tokyo. Its natural hot spring water, gushing up from 1,000 m underground, is a rare in Tokyo-area black bath sodium bicarbonate spring known for leaving the skin smooth and promoting beautiful skin. The sauna facilities are exceptionally well equipped, with three types on the men's side: a large sauna with automatic löyly, a sauna featuring a heat-wave machine, and a full-scale barrel sauna. The women's side also offers a dazzling dry sauna and a moisture-rich mist sauna. Popular spots include the black bath carbonated spring, made by dissolving carbon dioxide into the black bath, and an open-air stone bath, where you can enjoy the appeal of the source in a variety of styles.