Founded in the early Edo period. Enjoy Hakone’s oldest high-quality Onsen with free-flowing hot spring water and private baths.

【Onsen Sommelier Ambassador's Property】Located just a 6-minute walk from Hakone-Yumoto Station. This historic Onsen Ryokan has a legacy of over 300 years. The wooden three-story Ryokan, built over 100 years ago, retains traces of its history in features such as staircase drawers, window frames, ceiling boards, and shoe racks, which are now rare to find. To ensure a comfortable stay for all guests, we have renovated most of the rooms while preserving some of the original charm. Since its establishment in the early Edo period, the oldest and finest Onsen in Hakone (renowned for its skin-beautifying properties) has been continuously flowing. Guests can enjoy it as a "private" and "source-fed" Onsen experience.

Reviews

(6)
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Facilities and Services

See All
  • Hot spring
Free-flowing hot spring / Private bath / Within a 5-minute walk to the convenience store.
IN15:00~20:00
OUT10:00
Number of rooms8 rooms
PetNot allowed
Your childPermitted

Notice from the Accommodation


June 15, 2026 (Mon) – late September
Enjoy free-flowing natural hot spring water at a comfortable ~38°C, perfect for summer.
*No heating from 14:00 to 17:00 (around body temperature).*

#【Early】6-minute walk from Hakone-Yumoto Station! Experience the historical ambiance and the oldest Onsen in Hakone in a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥22,600
No meals ; 2 peopleTax included¥20,340
(USD 127.49)

#【Last Minute Discount】Just a 6-minute walk from Hakone-Yumoto Station! Enjoy the historic ambiance and Hakone's oldest Onsen with a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥23,000
No meals ; 2 peopleTax included¥20,700
(USD 129.74)

#【Early】6-minute walk from Hakone-Yumoto Station! Experience the historical ambiance and the oldest Onsen in Hakone in a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥27,600
No meals ; 2 peopleTax included¥24,840
(USD 155.69)

#【Last Minute Discount】Just a 6-minute walk from Hakone-Yumoto Station! Enjoy the historic ambiance and Hakone's oldest Onsen with a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥28,000
No meals ; 2 peopleTax included¥25,200
(USD 157.95)

#【Early】6-minute walk from Hakone-Yumoto Station! Experience the historical ambiance and the oldest Onsen in Hakone in a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥28,600
No meals ; 2 peopleTax included¥25,740
(USD 161.33)

#【Last Minute Discount】Just a 6-minute walk from Hakone-Yumoto Station! Enjoy the historic ambiance and Hakone's oldest Onsen with a private bath <Room Only>

IN 15:00~20:00
OUT 10:00
¥29,000
No meals ; 2 peopleTax included¥26,100
(USD 163.59)

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Introduction of the Accommodation

Notice from the Accommodation

  • ◆Limited Time Only - Experience Our Chilled Onsen.

    [Summer Only] “Chilled Onsen” Available Again in 2026

    As part of the Hakone Promotion Forum Onsen Facility Collaboration Project,
    we will be offering the popular “Chilled Onsen” again in 2026.

    At Yamato-kan, you can enjoy a free-flowing hot spring (100% natural, straight from the source) at around 38°C—recommended by our proprietress, an Onsen Sommelier Instructor—as “the most relaxing temperature for summer,”
    in a private bath!
    *The usual temperature is 38°C to 41°C.

    [Period]
    June 15, 2026 (Mon) – end of September
    *Depending on the outdoor temperature, the water may be adjusted to around 38°C.

    By guest request, starting in FY2026, from 14:00 to 17:00 we will offer Hakone’s oldest hot spring as !

    [Why You’ll Love Chilled Onsen]
    A new style of Onsen that is also eco-friendly.
    Refresh both body and mind with pleasantly lukewarm water and enjoy a range of expected benefits.

    Main Benefits
    1. Fatigue recovery: Hot spring minerals help soothe tiredness—perfect for bodies worn out by extreme heat.
    2. Improved circulation: Even lukewarm water promotes healthy blood flow and supports metabolism.
    3. Beautiful skin: Gentle warmth plus mineral content leaves your skin feeling soft and hydrated.
    4. Stress relief: The comfortable mild temperature helps you relax both physically and mentally.
    5. Family-friendly: The lower temperature makes it safe and comfortable for children as well.

    - Skincare set: Free of charge
    - ReFa shower head: Free of charge
    - ReFa hair dryer & hair iron rental: Free of charge

    This summer, unwind with a refreshing moment of relaxation in Yamato-kan’s “Chilled Onsen.”

Basic Information

Card information
Credit card payments not accepted on site.
Pets
Not allowed
BreakfastThere is no information about breakfast.
Your child
You can stay.
Room service
Not available
Common amenities
  • ○ Shampoo · conditioner
  • ○ Body soap · soap
  • ○ Towel · Bath towel
  • × Body towel · sponge
  • ○ Toothbrush set
  • × Comb · Brush
  • × Shower cap
  • ○ Hair dryer
  • × Shaving
  • × Shaving Gel/Foam
  • × Bath additives
  • ○ Yukata
  • × Nightwear
  • × Bathrobe
  • ○ Slippers
  • ○ facial cleanser
  • ○ Toner
  • ○ Lotion
  • ○ Makeup remover
  • × Cotton swab
  • × Cotton
  • × Clothing deodorizing spray
  • ○ Refrigerator
  • × Minibar
  • ○ Electric kettle
  • ○ Tea set (free)
  • ○ Television
  • × Safe
  • × Scale
  • × Trouser press
  • × Free morning edition
  • × Pay-per-view broadcast
  • × Satellite broadcasting
  • × Video on Demand
  • × Radio
  • × CD player
  • × DVD player
  • × Blu-ray player
  • × Speakers for portable audio
  • × In-room PCs and tablets
Facilities and Features
  • ○ Hot spring
  • × Rooms with open-air baths available
  • × Open-air bath
  • ○ Free-flowing hot spring
  • × Large public bath
  • ○ Private bath
  • × Sauna
  • × Ganbanyoku (rock bathing)
  • × Within a 5-minute walk from the station
  • ○ Within a 5-minute walk to the convenience store.
  • × Indoor pool
  • × Outdoor pool
  • × Pet-friendly
  • × Spa facility
  • × Fitness
  • × Free shuttle service
  • × Shuttle Service (Paid)
  • × Room service
  • × Room Service Available 24 Hours
  • × Barrier-free
  • × Childcare services
Esthetic Massage
None
Fitness gym
None
Private bath
The number of Private bath
3
Business Hours
---
Hot spring
Available
Free-flowing
Available
Milky hot spring water
None
Additional Information
100% natural hot spring (Heating)
Remarks
All bathrooms are private reservable baths (60 minutes). Hours: 15:00–24:00 and 6:00–10:00 (last entry is 30 minutes before the end of each time slot). There are three private baths. Only one is a larger bath that can comfortably accommodate about four adults. If you plan to use the bath with family or friends, or if you have a preferred time, please contact us by phone in advance. If you wish, we can provide a 4-piece skincare set at the front desk (cleansing oil, face wash, toner, and emulsion). Please feel free to ask. ReFa hair dryers are available for loan at the front desk (limited quantity). Please note that we do not provide amenities for children.
Spring quality and benefits

Alkaline Simple Onsen

[Indications by Spring Quality] Autonomic nervous system imbalance, insomnia, depressive symptoms

※Regarding the notation of "Gensen Kakenagashi"
In some facilities, heating or adding water for temperature adjustment may be performed. Additionally, please note that in some parts of the facility, the hot spring water may not be free-flowing from the source. For more details, please contact each facility.

SaunaNone
Hot stone spaNone
Others* Upon request, we provide a 4-piece skincare set (cleansing oil, face wash, toner, and emulsion). * No amenities are available for children. * Student trips and group stays are welcome, and whole-house rental is also available. Please feel free to contact us.

Reviews

The overall facility score is not displayed because the required number of reviews has not been reached.

*Reviews that have been translated from Japanese.*

*Showing only reviews from 一休.com (Japanese) and Yahoo!トラベル.*

Access Information

Address
Kanagawa Prefecture655 Yumoto, Hakone-machi, Ashigarashimo-gun
TEL:+81-460-85-5746

About a 6-minute walk from Hakone-Yumoto Station
Just a short walk from the “Onsenba Iriguchi” bus stop
10 minutes (5 km) from the Odawara-Atsugi Road “Hakoneguchi IC”

Parking Information
Fee
Free for guests
Parking time
---
Parking space
Overall length 4.7 m Vehicle width 1.7 m Vehicle height ---
Number of parking spaces
4 cars available outdoor
Valet service
Unavailable
* Parking: 4 spaces (free, first-come-first-served)
The maximum vehicle size that can be accommodated is approximately a Toyota HiAce.
If your vehicle is large, please approach from the street at the base of “Asahi Bridge” on National Route 1. Please note that the road is narrow.

Pickup and drop-off information
Unavailable

Frequently Asked Questions

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