Hot springs in Shima
Shima, Kanto · Japan
Shima Onsen, nestled in Nakanojō city within Gunma Prefecture, is one of Japan's oldest and most cherished hot spring destinations. The town, divided into three parts along the Shima river valley, boasts over 40 distinct hot spring sources available at various ryokans and public bathhouses. Known for its healing properties, the name 'Shima Onsen' translates to '40 thousand,' symbolizing its reputation for curing numerous ailments. Visitors can enjoy mineral-rich waters, often enhanced with salt, in facilities that range from modern conveniences to centuries-old buildings like the Sekizen-kan Honkan, an inn dating back to 1691 and recognized as an Important Cultural Asset. The journey to Shima Onsen involves traversing a historic rocky dirt trail, adding to its rustic charm and timeless appeal. Spring (March-May) or autumn (September-November) are ideal for visiting due to mild weather that enhances the natural beauty of the surrounding landscapes.
Top-rated hot springs in Shima

Shima Onsen is a historic hot spring town in Nakanojo, Gunma Prefecture, situated deep in the valley of the Shima River. More than 40 separate spring sources supply the town's ryokan and public bathhouses. The best-known inn, Sekizen-kan Honkan, dates to 1691 and carries designation as an Important Cultural Asset. The building is widely cited as one of the real-world references behind the bathhouse in Studio Ghibli's Spirited Away.
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