Station Natural Hot Spring Mizunuma no Yu

The 'Station Natural Hot Spring Mizunuma no Yu' is a day-use hot spring facility located in Kiryu City, Gunma Prefecture. With its unique location directly connected to Mizunuma Station on the Watarase Keikoku Railway, visitors can enjoy the beauty of the gorge on a day trip from the city center. Experience totonou with a sauna filled with the scent of cypress and a cold plunge bath made of 100% natural underground water, while the natural hot spring with sodium, calcium-chloride, and bicarbonate cold mineral spring water deeply soothes your fatigue. At the large open-air bath 'Komorebian,' overlooking the ridgeline of Mount Kojin, you can experience the tranquility of becoming one with nature in every season. After bathing, relax on tatami mats or wooden decks and enjoy local flavors at the snack corner. Every Wednesday is 'Mizunuma Day,' when the bathing fee is half-price, allowing you to easily enjoy a train trip and hot springs.

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120-1 Mizunuma, Kurohone-machi, Kiryu City, Gunma Prefecture
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Facility Name
Station Natural Hot Spring Mizunuma no Yu
Facility Type
Onsen & Spa
Address
120-1 Mizunuma, Kurohone-machi, Kiryu City, Gunma Prefecture
Website
https://mizunuma-village.jp/onsen/
Closed Days
None
Business Hours
Friday 09:00〜21:00
Monday 09:00〜21:00
Sunday 09:00〜21:00
Holiday 09:00〜21:00
Tuesday 09:00〜21:00
Saturday 09:00〜21:00
Thursday 09:00〜21:00
Wednesday 09:00〜21:00
Tattoo Policy
🏷️ Allowed if Covered

♨️Hot Spring Information

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Hot Spring
Natural Hot Spring
A natural hot spring bubbling up in the gorge of Gunma. Featuring the heat retention of chloride springs and the skin-beautifying effects of bicarbonate springs, it boasts a luxurious spring quality. The texture of the water is soft, smoothing the skin. Enjoy different expressions of the water in the indoor and open-air baths, especially at the large open-air bath 'Komorebian' overlooking the ridgeline of Mount Kojin, where you can spend blissful moments soaking in the water with the seasonal scenery. After bathing, the warmth persists, preventing you from getting cold and providing a lasting sense of warmth from the core. It is expected to be effective for neuralgia, frozen shoulder, sensitivity to cold, and fatigue recovery, deeply healing both body and mind with the synergistic effects of the sauna and hot spring.

Sauna & Cold Bath Information

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Sauna
Male
85°C
A dry sauna filled with the scent of cypress. Wrapped in the warmth of wood, it draws out sweat thoroughly. The room is moderately hot, providing a comfortable temperature range for both sauna beginners and experts. The fragrance of cypress enhances the relaxation effect, deeply soothing both body and mind. After sweating, you can move to the nearby cold plunge bath made of 100% natural underground water, smoothly continuing the totonou cycle. Enjoy the sauna bath in a quiet space while feeling the nature of the gorge.
Sauna Type
Dry Sauna
Stove Type
Convection Stove (Sauna Stone)
Capacity
8people
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天然の地下水100%の水風呂
Male
16°C
A cold plunge bath using 100% natural underground water. The pure water drawn from underground is characterized by its soft texture and pleasant coolness. With a moderate chill, you can soak thoroughly, gently cooling down your body heated by the sauna. After the cold plunge bath, enjoy an outdoor air bath at the large open-air bath 'Komorebian' or the relaxation space, leading to a state of deep relaxation.
Water Quality
Groundwater
✓ Flow-through