Traditional Japanese bathhouses(SENTO).
A variety of fascinating baths are available, including a large one resembling the Kurhaus
This outdoor, natural bath is even popular in winter
Tohoku's biggest therapeutic onsen boasts Japan's largest volume of hot spring water and highest acidity
Soak in the hot springs while looking out through the pine forest at Shirahama Beach
Arima Hot Spring, located an hour's trip away from Osaka, is known as a retreat in the Kyoto, Osaka and Kobe areas. It is famous for being one of Japan's three oldest hot springs.