![[Official] KAMENOI HOTEL ASO](/aso/common/img/logo/jpn_basic.svg){kind=logo}
Hot springs
A newly reborn, fulfilling Hot springs
Gently warms up to the core of the body,
Spend a blissful time in the open-air bath while listening to the chirping of birds.
Enjoy a luxurious time that heals your mind and body.
A dry sauna and a "Totoi space" have also been newly established.
The range of relaxation has expanded even more.
Silica (metasilicic acid) contained in our Hot springs: 142.0mg/L
The spring quality greatly exceeds the standard for beautiful skin baths (50 mg or more) and moisturizes the skin.
And in October 2025, new mist saunas and mud pack equipment are also scheduled to appear.
Please experience the ultimate healing at the ever-evolving Senshukyo Hot springs.
Suisenkyo Hot springs
\Renewal/
Japanese-style open-air bath
Open-air bath renovated.
The open-air bath, surrounded by the natural beauty of Aso, has been reborn as even more luxurious.
While admiring the scenery of the four seasons, you can enjoy a relaxing time healing your body and mind in Hot springs that flows directly from the source.
\Renewal/
Japanese-style large bath
Hot springs, which gently warms you to the core, comes from our own hot spring source, Sensuikyo Hot springs.
The quality of this spring water is said to give the skin firmness and moisture, and is expected to have a skin-beautifying effect, making it ideal for improving sensitivity to cold and dry skin.
Enjoy a luxurious bath that will soothe both your body and mind.
\Newly established in July 2025/
Dry sauna
The dry sauna promotes blood flow throughout the body, and sweat relieves daily fatigue and stress.
The space is filled with heat and silence, allowing you to relax and rejuvenate your mind and body.
The relaxing experience after the sauna is perfectly paired with the open-air bath surrounded by the natural beauty of Aso.
It warms the body from the inside and is also expected to have a refreshing effect on the skin and physical condition.
\Newly established in October 2025/
Mist sauna
The mist sauna, where you are enveloped in soft steam, gently warms your body while moisturizing your skin.
It promotes blood flow, gently relieves daily fatigue, and also supports skin firmness and moisture.
Experience a luxurious and soothing moment where you can calm your breathing and relax both body and mind in the silence.
\Newly established in July 2025/
Relaxation space
After warming up in the sauna or Hot springs, you can relax in the quiet "Totonoi" space.
Surrounded by the pleasant breeze and nature of Aso, you can regulate your breathing and relax from the inside out.
Forget about your daily routine and enjoy a luxurious moment where your mind and body will be refreshed and reset.
\Newly established in October 2025/
Natural Hot springs mud pack
The mud pack, made from natural Hot springs, gently removes dead skin cells and dirt from the skin, leaving it moisturized and firm.
Natural mud rich in minerals promotes blood circulation and conditions the skin, leaving it moist and smooth.
The synergistic effect of Hot springs allows you to enjoy a luxurious skin-beautifying experience that will refresh you both inside and out.
Blessed by the active volcanoes of the Aso mountains, Hot springs. Please enjoy the bounty of the earth that wells up from the mountains.
| Business Hours | 5:00～9:00 15:00～24:00 |
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Spring Quality and Indications
| Spring quality | Sodium Magnesium Sulfate, Bicarbonate Hot springs (hypotonic, neutral, Hot springs) |
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| Indications for This Hot Spring | Chronic pain or stiffness of muscles or joints (rheumatoid arthritis, osteoarthritis, lumbago, neuralgia, frozen shoulder, bruise, sprain, etc.), muscle stiffness in motor paralysis, sensitivity to cold, peripheral circulatory disturbance, decreased gastrointestinal function (upset stomach, gas in the bowels, etc.), mild hypertension, impaired glucose tolerance (diabetes mellitus), mild hypercholesterolemia, mild asthma or emphysema, hemorrhoidal pain, autonomic instability, various stress-related symptoms (sleep disorder, depression, etc.), convalescence, recovery from illness, fatigue, etc. Mild hypercholesterolemia, mild asthma or emphysema, hemorrhoid pain, autonomic instability, stress-related symptoms (sleep disorder, depression, etc.), convalescence, recovery from fatigue, health promotion |
Day Trip Bathing Information
Hot springs gush forth from our private hot spring source on the premises. Enjoy a relaxing time soaking in the open-air bath while listening to the birds chirping.
| Business Hours | 15:00～21:00 (Registration closes at 20:00) |
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| usage fee | 1,000 yen (junior high school students and above) 500 yen (elementary school students) |