A natural hot spring where you can feel the four seasons.
Our onsen springs 70 tons of hot water a day.
It is a weakly alkaline simple hot spring that springs from our premises. The spring quality has a smooth effect on the skin. Our onsen is also known to be a blessing hot spring for conceiving a child.
Public Bath
An open-air bath where you can enter while enjoying the sound of the river.
We have an indoor and an outdoor bath each for men and women.
Open-air Bath
An open-air bath with a view along the Hayakawa stream. The expression changes depending the seasons. Please enjoy deep nature of Hakone.
Baby cot available
There is a baby cot and a diaper trash can in the public bath.
Onsen information
| Opening hour | 14:00-23:30 6:00-10:00 |
|---|---|
| Facility | Baby cot |
Private Indoor Bath “Danshaku no Yu”
Enjoy your private bath time with your family or friends. Baron Okura also enjoyed the cypress bath. As well as the bathtub, the walls are made of Japanese cypress.
The scent of Japanese cypress can be healing for your body and mind.
Odakyu Romancecar 2015 Winter Poster information
Our private bath "Danshaku no Yu" was used for Odakyu Romancecar 2015 Winter Poster.
Onsen information
| Opening hour | 14:00-24:00 6:00-10:00 |
|---|---|
| Fee | Guests: Free for 40 minutes per group |
| Reservation | On your arrival |
| Facility | Baby cot |
* Depending on the reservation status, it may not be possible to reserve the time slot you like. Thank you for your understanding.
Private Outdoor Bath “Kanzan-no-Yu”
Across the suspension bridge over Hayakawa River, you can have the private open-air bath with plenty of nature all to yourself.
Cold Sake in the hot spring
At the private open-air bath " Kanzan-no-Yu ", you can enjoy the cold sake bottled in bamboo while soaking in the bathtub. Bamboo bottle cold sake (1,600 yen)
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Large Open-Air Bath
Kanzan-no-Yu is large enough to fit five to six people easily.
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An open-air bath where you can feel the different faces of four seasons.
You can enjoy cherry blossom trees and autumn leaves in the fall on the premises.
It’s where you can feel the nature of Tonosawa. -
Suspension bridge leading to the private open-air bath
Suspension bridge leading to the private open-air bath
To the private open-air bath, you will cross a suspension bridge exclusively built for the bath. -
Private open-air bath entrance of Kanzan-no-Yu
The entrance of the private open-air bath has an old Japanese atmosphere.
Onsen information
| Opening hour | 14:00 to 24:00, 6:00 to 10:00 |
|---|---|
| Fee | Usage fee Guests: 3,000 yen per group for 50 minutes |
| Reservation | You can reserve in advance or on arrival. |
Information on the suite rooms with onsen
Enjoy your relaxing time in your private open-air bath.
Our suite rooms have a private onsen where you can have the onsen all to yourself.
Efficacy and Spring Quality
| Name of the Hot Spring | Tonosawa Onsen |
|---|---|
| Spring Quality |
Weakly alkaline simple hot spring |
| Source Temperature | 54.2℃ |
| Efficacy | Neuralgia, muscle pain, arthralgia, motor paralysis, joint stiffness, bruises, chronic digestive diseases, poor circulation, fatigue recovery, health promotion |
| Contraindications | Acute illness (especially when fever), active tuberculosis, malignant tumors, severe heart disease, respiratory failure, renal failure, bleeding disorders, kidney failure, hemorrhagic disease, severe anemia, and other commonly ongoing illnesses, during pregnancy (especially early pregnancy and right before childbirth) |
Reserve
