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Hot spring


Free bathing for overnight guests

Bathing hours   5:00~10:00/14:30~24:00
※People with tattoos are not allowed to bathe.


Day trip bathing fee

Adult (3 hours) 900 yen(12 years old and older)
Children (3 hours) 500 yen(Ages 3 to 12)
Infant (3 hours) 300 yen(Ages 0 to 2)
Extension fee 900 yen per 3 hours yen
If you visit or stay at the museum between 1:00 and 5:00 a.m., a late-night fee of 800 yen will be added in addition to the admission fee./br>

General indications

Chronic pain or stiffness of muscles or joints (chronic phase of rheumatoid arthritis, osteoarthritis, low back pain, neuralgia, frozen shoulder, bruises, sprains, etc.), muscle stiffness due to motor paralysis, sensitivity to cold, peripheral circulation disorders, gastrointestinal Decline in function (heavy stomach, gas buildup in the intestines, etc.), mild hypertension, impaired glucose tolerance (diabetes), mild hypercholesterolemia, mild asthma or emphysema, hemorrhoid pain, autonomic nervous system instability, and various symptoms caused by stress. Symptoms (sleep disorders, depression, etc.), post-illness recovery period, fatigue recovery, health promotion

Precautions when using hot springs (general contraindications)

Please refrain from bathing the following people:
Active disease (particularly when you have a fever), active tuberculosis, advanced malignant tumor, severe anemia, or other cases of severe physical weakness, severe heart or lung disease that makes it difficult to breathe with even the slightest movement, or swelling. If you have severe kidney disease such as gastrointestinal bleeding or visible bleeding, if you have an acute exacerbation of a chronic disease, if you have tattoos, if you are drunk, if you have severe high blood pressure, low blood pressure, or if you have heart disease. people, people with severe skin diseases, and people whose doctor has prohibited them from taking a bath.

hot spring analysis

Investigation and test results at the source
Survey and tester/Nagano City Pharmacists Association Inspection Center
Survey and test date/March 27, 2015
Spring temperature/32.8℃
Usage amount/137 L/min
Perceptual test/Almost colorless and transparent. Has a beautiful hydrogen sulfide odor and sulfur taste.
Hydrogen ion concentration/pH10.3

Methods and precautions for bathing

1.Precautions before bathing

(a) Avoid bathing immediately before or after eating or after drinking alcohol. Especially avoid bathing while intoxicated.
(b) When you are overly fatigued, rest your body.
(c) Rest your body for about 30 minutes after exercise.
(d) It is recommended that elderly people, children, and people with physical disabilities avoid bathing alone.
(e) Before entering the bathtub, pour hot water over your hands and feet to get used to the temperature, and wash your body.
(f) When taking a bath, especially when taking a bath immediately after waking up, be sure to drink at least one glass of water in advance to avoid dehydration.

2.How to bathe

(a) Bathing temperature Elderly people, people with hypertension or heart disease, or people who have experienced a stroke should avoid bathing at temperatures higher than 42℃.
(b) Bathing style For people with impaired cardiopulmonary function, half-body bathing or partial bathing is preferable to full-body bathing.
(C) Frequency of bathing For the first few days after starting bathing, bathing should be done once or twice a day, and once the child gets used to it, the number of bathing times may be increased to two or three times.
(d) Bathing time Although it varies depending on the bathing temperature, the bathing time should be approximately 3 to 10 minutes at first, and may be extended to approximately 15 to 20 minutes once the child gets used to it.

3.Precautions while bathing

(a) Except for exercise baths, generally take a bath quietly, moving your hands and feet only slightly.
(b) When getting out of the bathtub, do so slowly so as not to get dizzy.
(c) If you feel dizzy or feel unwell, seek help from someone nearby, slowly get out of the bathtub, keeping your head low, and lie down to rest.

4.Precautions for bathing

(a) When starting hot spring treatment, limit the number of baths you take in the first few days to about once a day. After that, limit it to 2 or 3 times per day.
(b) The necessary period for hot spring treatment should be approximately 2 to 3 weeks.
(C) Hot water sensitivity (hot water touch or bath water reaction) may appear approximately 3 days to 1 week after the start of hot spring treatment. During the “hot bath” period, reduce the number of baths or stop bathing, and wait for the symptoms to recover.
(d) In addition to the above, please pay attention to the following points when bathing.
1.The bathing time will vary depending on the bathing temperature, but it should be around 3 to 10 minutes at first, and may be extended as the child gets used to it.
2. While bathing, except when bathing for exercise, generally maintain rest.
3. After bathing, do not wash off the hot spring ingredients that have adhered to your body with water (if you are prone to hot water sores, it is better to wash your body with fresh water after bathing or wipe off the hot spring ingredients).
4. After bathing, be careful not to let the water get cold and take a certain amount of rest.
5. For the following diseases, high-temperature bathing (42℃ or higher) is generally contraindicated. Severe arteriosclerosis/hypertension/heart disease
(e) Sudden bathing in a hot hot spring may cause dizziness, so be careful. Waiting for recovery.

5.Precautions after bathing

(A) Do not wash away the hot spring ingredients that have adhered to your body with hot water. Wipe the water with a towel, keep warm with clothes on, and rest for about 30 minutes. (for example, acid springs, sulfur springs, etc.) or where chlorine disinfection is performed as necessary, it is better to wash away the hot spring components with warm water).
(b) To avoid symptoms of dehydration, drink at least one glass of water.
(c) About 3 days to 1 week after starting hot spring treatment, hot spring symptoms such as discomfort, insomnia, or gastrointestinal symptoms, or dermatitis may appear. While this condition is occurring, stop bathing or reduce the number of baths and wait for recovery from the condition.
(d) Others To keep the bath water clean, please do not put towels in the bathtub.

Tonooka Onsen Yumoto YU-MIN
628, Kami-tonooka, Iida City, Nagano, Japan

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