NaturalHotSpringOtaAnminnoYu

Ease body and mind with the free-flowing Seven Lucky Gods baths and two kinds of sauna

Gunma Ota City

"Natural Hot Spring Ota Anmin no Yu" is a super sento adjacent to AEON Mall Ota, boasting a vast site and well-equipped facilities. The natural hot spring water that springs from underground is known as an "atsu no yu" with excellent heat-retaining properties, and in the open-air baths you can enjoy fresh source water straight from the source. The sauna area features two types of sauna: a powerful high-temperature tower sauna and a gentle salt sauna. There is also a crisp cold plunge bath and a variety of bathtubs named after the Seven Lucky Gods, so you can enjoy a different bath for every mood. With a spacious relaxation area and dining facilities, it is a beloved local relaxation spot, ideal for unwinding after shopping or relieving the fatigue of daily life.

Hot Spring & Bath Information

Anmin no Yu

TypeNatural Hot Spring

Flow-through

A natural hot spring that springs from underground and offers excellent heat retention and moisturizing benefits. In part of the open-air bath, water is used directly from the source in a free-flowing style, allowing you to experience the rich natural qualities of the hot spring on your skin. The salty water is also known as an "atsu no yu" and warms you from deep within, with a lingering sense of warmth after you leave the bath. In the variety of tubs named after the Seven Lucky Gods, you can indulge in a luxurious bathing experience.

Sauna

Dry Sauna

90°C

Sauna TypeDry Sauna

Stove TypeConvection Stove (Sauna Stone)

Capacity20people

Men'sWomen's

A spacious, high-temperature dry sauna with tiered seating. The powerful heat radiating from the stove circulates efficiently through the room, encouraging deep sweating in a short time. On the top level you can enjoy intense heat above 90°C, while the lower levels offer a more gradual warming experience. In this roomy space, you can sweat at your own preferred level of heat while watching TV.

Salt Sauna

45°C

Sauna TypeSalt Sauna

Stove Typeconvection

Capacity10people

Men'sWomen's

A low-temperature sauna where you apply the provided salt to your body and slowly work up a sweat. The mild temperature makes it easy to breathe and allows you to stay comfortably without putting too much strain on your body. The salt's osmotic effect helps draw out dirt from the pores, leaving your skin smooth and soft after bathing. A soothing space recommended for those seeking skin-beautifying effects or a slow, relaxing experience.

Cold Bath

Cold Bath

18°C

Water QualityTap Water

Capacity5people

Men'sWomen's

A clean, refreshing cold plunge bath that cools down your heated body after the sauna. You can feel the sharp chill while soaking steadily and bringing your heart rate down. The bath is spacious enough to make alternating between hot and cold baths with the sauna smooth and enjoyable. Cooling down here leads to deep relaxation during the later outdoor air bath.

Business Hours

Monday
10:00〜00:00
Tuesday
10:00〜00:00
Wednesday
10:00〜00:00
Thursday
10:00〜00:00
Friday
10:00〜00:00
Saturday
10:00〜00:00
Sunday
10:00〜00:00
Holiday
10:00〜00:00

Closed Days: None

Address

〒373-0807 Gunma Prefecture, Ota City, Shimokobayashi-cho 540

Onsen & Spa Facilities (Super Sento, Sauna, Spa)

Gender Access

Gender Separated

🚫
Tattoo Policy
No Tattoos
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