KoshigayaKenbinoYu

A community-based spa known for its high-concentration carbonated spring and twin-tower sauna

Saitama Koshigaya City

"Koshigaya Kenbi no Yu" is a super sento in Koshigaya City, Saitama Prefecture. Its biggest draw is the high-concentration carbonated spring, boasting 1200 PPM, which can be enjoyed in both the open-air baths and indoor baths. The sauna is a gas-powered far-infrared twin-tower style known as a moisture sauna, and frequent automatic löyly keeps the humidity comfortably balanced at all times. With a deep cold plunge bath as spacious as a small pool, a herbal sauna infused with the scent of vihta, and a variety of day-changing baths that recreate famous hot springs from across Japan, it is a place where you can relax both body and mind with an array of rich facilities.

Hot Spring & Bath Information

Daily Famous Hot Spring Bath

TypeArtificial Hot Spring

An artificial hot spring that recreates the minerals of famous hot springs from all over Japan. Its appeal is that you can enjoy the feeling of different renowned baths, such as Dogo no Yu, on a daily rotation. In the large open-air bath, you can soak in a sense of openness and enjoy bathing at a leisurely pace with the feeling of being on a trip. It also has excellent heat-retention effects, keeping you warm deep down in your body for a long time.

Sauna

Moisture Sauna

95°C

Sauna TypeDry Sauna

Stove TypeInfrared Heater

Capacity25people

Men'sWomen's

A spacious sauna equipped with a gas-powered far-infrared twin-tower stove. Automatic löyly every few minutes keeps the room at a comfortable level of humidity at all times, making it easy to breathe. The heat feels soft, gently encouraging perspiration from deep within the body. With wide seating and a TV to watch, it is a relaxed, meditative place to spend time.

Herbal Sauna (Salt Sauna)

70°C

Sauna TypeSalt Sauna

Stove TypeInfrared Heater

Capacity8people

Men'sWomen's

A sauna filled with the aroma of a blend of seven kinds of Japanese herbal medicine. By applying the provided salt to your body, you can expect to smooth and condition the skin as you sweat. Wrapped in the scent of vihta, it offers a soothing, forest-bath-like sense of relaxation. It is a healing space recommended even for concerns such as hay fever.

Cold Bath

Cold Bath

16°C

Water QualityTap Water

Capacity10people

Men'sWomen's

A cold plunge bath boasting overwhelming size and depth, almost like a small pool. You can immerse yourself up to the shoulders and quickly cool down a body heated by the sauna. The water temperature is pleasantly brisk, with a sharp chill that still feels gentle on the skin. In the spacious setting, you can enjoy a luxurious cooling experience without worrying about crowds.

Business Hours

Monday
09:00〜01:00
Tuesday
09:00〜01:00
Wednesday
09:00〜01:00
Thursday
09:00〜01:00
Friday
09:00〜01:00
Saturday
08:00〜01:00
Sunday
08:00〜01:00
Holiday
08:00〜01:00

Closed Days: None

Address

〒343-0806 2-172 Miyamotocho, Koshigaya City, Saitama Prefecture

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

Gender Access

Gender Separated

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Tattoo Policy
No Tattoos
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