Joso ONSEN & SAUNA Oyumusubi

"Joso ONSEN & SAUNA Oyumusubi" is a day-use hot spring facility located in Joso City, Ibaraki Prefecture. It is conveniently located about 1 minute by car from the Ken-O Expressway "Joso IC" and adjacent to TSUTAYA BOOKSTORE. This new bathing facility is set to open in November 2024. The large public bath features a high-temperature sauna at 110°C and a cold plunge bath using natural underground water with a depth of 110cm. You can quickly work up a sweat with the aromatic auto löyly. Relax in the natural hot spring from the facility's own source and a high-concentration carbonated spring. The facility also includes a restaurant and relaxation area. On a separate floor, there is one of the largest unisex sauna areas in the Kanto region with 8 rooms, offering a variety of bathing experiences.

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3 Musubimachi, Joso City, Ibaraki Prefecture
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Facility Name
Joso ONSEN & SAUNA Oyumusubi
Facility Type
Onsen & Spa
Address
3 Musubimachi, Joso City, Ibaraki Prefecture
Website
https://www.oyumusubi.com/
Closed Days
None
Business Hours
Friday 10:00〜23:00
Monday 10:00〜23:00
Sunday 10:00〜23:00
Holiday 10:00〜23:00
Tuesday 10:00〜23:00
Saturday 10:00〜23:00
Thursday 10:00〜23:00
Wednesday 10:00〜23:00
Tattoo Policy
🏷️ Allowed if Covered

♨️Hot Spring Information

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Hot Spring
Natural Hot Spring
A natural hot spring from the facility's own source, drilled on-site. The spring is used without adding water, providing a smooth and easily warming sensation. The indoor bath also features a high-concentration carbonated spring, expected to promote blood circulation, with the fine carbonated bubbles adhering to the skin for a pleasant sensation. The carbonated spring is said to promote blood circulation and be effective in recovering from fatigue and improving cold sensitivity. After achieving totonou with the sauna and cold plunge bath, soaking leisurely in the natural hot spring provides a lasting warmth from the core of your body.

Sauna & Cold Bath Information

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High-Temperature Sauna
Male
100°C
A high-temperature sauna installed in the large public bath. Aromatic auto löyly is performed regularly, enveloping the room with a wave of heat. Ideal for those who find regular saunas unsatisfactory or want to sweat more. The convection stove heats the sauna stones, providing a balanced experience of humidity and heat. In the spacious area, you can sit comfortably and thoroughly warm your body. After the sauna, an ideal flow awaits with a deep cold plunge bath.
Sauna Type
Dry Sauna
Stove Type
Convection Stove (Sauna Stone)
Capacity
20people
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Cold Bath
Male
16°C
Uses natural underground water, offering a soft and refreshing water quality. Located right next to the sauna room, it allows you to quickly cool down your body heated in the high-temperature sauna. Its depth allows you to immerse your head completely, experiencing a coldness that envelops your entire body.
Water Quality
Groundwater