Hoshimata, Tsumagoi, Agatsuma District, Gunma Prefecture 377-1611, Giappone
Manza Onsen (????) is a hot spring resort town located 1800 meters above sea level, high up on the slopes of Mount Shirane at the northwestern edge of Gunma Prefecture. Its highly acidic waters are obtained from Mount Shirane and are among the most sulfuric in all of Japan. They are known to provide various health benefits through improving metabolism and blood circulation. Manza Onsen has several hotels and ryokan with outstanding hot spring baths.