ShinogiOnsenMantenbo

Reach the ultimate state of relaxation with an ultra-high concentration carbonated spring over 2000 ppm and a five-tier tower sauna

Aichi Kasugai City

"Shinogi Onsen Mantenbo" is a diverse bathing facility in Kasugai, Aichi Prefecture. Its most popular feature is the ultra-high concentration carbonated spring, boasting an astonishing concentration of over 2000 ppm. Soaking in it warms the body almost instantly, and its circulation-boosting effect is part of the appeal. The sauna is a five-tier tower-style setup, and the top tier offers a powerful wave of heat for intensely satisfying sweating. The women’s bath area is also equipped with a steam sauna infused with the scent of medicinal herbs. With a crisp cold plunge bath at around 16°C and a well-equipped outdoor bathing area, it offers a blissful totonou experience away from the noise of the city. It also hosts many creative events, such as the "Bijin Sake Bath" every Tuesday.

Sauna

Tower Sauna

90°C

Sauna TypeDry Sauna

Stove TypeInfrared Heater

Capacity25people

Men'sWomen's

A high-temperature stadium-style sauna with five levels of height. The top tier lets you feel powerful heat, while the lower tiers let you enjoy milder warmth at a relaxed pace. The heat from the far-infrared heaters slowly penetrates deep into the body and promotes efficient sweating. löyly service is also offered regularly, and many devoted fans enjoy the rapidly rising perceived temperature. The spacious room lets you face the heat at your preferred height, which is part of its appeal.

Steam Sauna / Herbal Medicine Sauna

50°C

Sauna TypeSteam Sauna

Capacity10people

Men'sWomen's

A low-temperature, high-humidity sauna where the gentle aroma of medicinal herbs and traditional remedies drifts softly through the air. The mild steam wraps around your body, gently releasing everyday stress and fatigue. Its comfortable temperature makes it ideal for people who are not good with high-heat saunas or anyone who wants to slowly savor deep relaxation. The pleasant fragrance and quiet atmosphere combine to create a thoroughly detoxifying feeling for both body and mind.

Cold Bath

Cold Bath

16°C

Water QualityTap Water

Capacity6people

Men'sWomen's

A steady low-temperature cold plunge bath that sharply cools the body after sauna use. The moderate chill at around 16°C quickly tightens the pores and delivers a refreshing reset. It has ample capacity, allowing for a smooth transition into cool-down. Its clean, clear water quality is a standout feature, making it a key part of the totonou routine that gently and reliably restores the body after sweating.

Business Hours

Monday
06:00〜00:00
Tuesday
06:00〜00:00
Wednesday
06:00〜00:00
Thursday
06:00〜00:00
Friday
06:00〜01:00
Saturday
06:00〜01:00
Sunday
06:00〜00:00
Holiday
06:00〜00:00

Closed Days: None

Address

3-13-1 Shimoichiba-cho, Kasugai-shi, Aichi 486-0852

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

Gender Access

Gender Separated

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Tattoo Policy
No Tattoos
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