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Kids Stay
From ¥38,500/ per night (2 adults)

Reference price as of September 7, 2026 (stay date 2026-10-03). Please check the booking site for actual rates.

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forumWhat families say

Rakuten Travel rating 4.68 out of 5 (278 reviews). Guests praise the private-hire open-air bath Risen and the room with an in-room open-air bath, and value being able to enjoy the onsen at their own pace as a family on their own. A calm onsen ryokan in Hakone-Yumoto.

Kids Facilities

Private-hire open-air bath Risen

Outdoor
  • paymentsPrice:Free for guests

A private-hire open-air bath fed 100% by water flowing straight from the source. Each group has it to themselves, so you can bathe with your children without worrying about other guests. The spring water is gentle enough for babies and young children, and is said to pose no problem as long as you avoid soaking longer than you would in the bath at home. Groups are shown in the order they arrive, for 30 minutes per group, free of charge.

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Overview

Hakone Yumoto Kisenso is a small 12-room ryokan an 8-minute walk from Hakone-Yumoto Station, with onsen water that flows 100% straight from the source. The only children who can stay are elementary school children and infants aged 2 and under, who co-sleep, and the wooden old wing is not accepting children who have not yet started elementary school. Meals are served in private dining rooms, and the private-hire open-air bath can be used free of charge once per group. It is a home-like ryokan run by the owner, a professional baritone singer, together with the okami (the ryokan's proprietress), and the sodium chloride onsen water is said to be fine even for babies as long as you avoid a long soak.

Rooms

There are 12 guest rooms in all, split between the old wing, which keeps its retro character, and the Japanese-modern new wing. Because the old wing is a wooden building, it is not accepting children who have not yet started elementary school, and the ryokan's only room with an open-air bath is also in the old wing, so children under school age cannot use that room either. In the new wing, Karukaya, Rindo, Yamabuki and Yugao are Western-style twin rooms with two beds measuring 97 cm wide, 196 cm long and 47 cm high, and child rates are set for them. The Japanese-style tatami room along the Sukumogawa River has 10 tatami mats with a bath and toilet and sleeps 2 to 5 guests; child rates are set for it as well, and it is roomy enough for families with children or for groups of friends traveling together. The entire ryokan has been non-smoking since March 2022.

Dining

Dinner and breakfast are both served in the semi-private dining area, renovated in 2024. At present all guests dine in the private dining rooms and can make the most of that private space, so even families with young children can relax without worrying about other guests. Dinner begins at 6 p.m. or 6:30 p.m., and if you will arrive after 5 p.m. you need to get in touch. Food allergies can currently be accommodated only for guests who are pregnant; for other guests, accommodating food allergies or dislikes is difficult at the moment.

Baths and Onsen

The spring water is a sodium chloride spring, and both the indoor baths and the private-hire open-air bath are fed straight from the source, with no heating and no added water. The water is gentle enough for babies and young children, and is said to pose no problem as long as you avoid soaking longer than you would in the bath at home. The private-hire open-air bath Risen is offered to groups in the order they arrive, for 30 minutes per group, free of charge. There is only one room with an open-air bath, the only such room at the ryokan.

Family-Friendly Points

The children who may stay are limited to elementary school children and infants aged 2 and under, who may only co-sleep. Co-sleeping is for up to one child, and elementary school children are charged 80% of the adult rate. Babies and toddlers staying without meals or bedding are 3,300 yen, and if the infant's details were not entered at the time of booking, a facility use fee of 3,300 yen per person including tax is payable on site. Little is provided in the way of items for young children beyond bath towels, so guests are asked to bring whatever they need.

Access

The ryokan is an 8-minute walk from Hakone-Yumoto Station. There is free parking for 5 cars, but reservations are required. A paid shuttle bus from Hakone-Yumoto Station stops in front of the entrance, costing 100 yen and taking 3 minutes. A Seven-Eleven and a Lawson are a 5- to 6-minute walk away.

Access & Information

location_onAddress509 Yumoto, Hakone-machi, Ashigarashimo-gun, Kanagawa 250-0311
directions_carAccessFrom Hakone-Yumoto Station on the Hakone Tozan Railway (please confirm the details with the ryokan).
trainNearest stationHakone-Yumoto Station
local_parkingParkingFree parking for 5 cars, reservation required.
callPhone+81-460-85-5701
languageOfficial sitehttps://www.kisenso.com/open_in_new

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From ¥38,500/ per night (2 adults)

Reference price as of September 7, 2026 (stay date 2026-10-03). Please check the booking site for actual rates.

Check rates & availability

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Per night, 2 adults¥38,500+As of September 7, 2026
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Frequently Asked Questions

What ages is Hakone Yumoto Kisenso best suited to?

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It has facilities that work especially well for babies and toddlers (ages 0 to 2). There is no age limit, and families with children of any age can stay.

Is there parking at Hakone Yumoto Kisenso?

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Parking: Free parking for 5 cars, reservation required.

How do you get to Hakone Yumoto Kisenso?

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From Hakone-Yumoto Station on the Hakone Tozan Railway (please confirm the details with the ryokan).

Is it all right to bring a preschool-age child?

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There is no particular problem with staying as a family with preschool-age children, but apart from bath towels there is nothing provided for young children, so please bring whatever you need.

Can the meals be adjusted for a food allergy?

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If you know in advance of a food allergy such as eggs, buckwheat or wheat flour and let the ryokan know, it will accommodate you as far as possible. Requests made after you arrive on the day may not be possible.

Are dinner and breakfast served in the room?

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Dinner and breakfast used to both be served in the room, but since around June 2023 they have been served in the newly built dining area. If you would like the traditional in-room dining, it is offered to a limited number of groups for a fee.

What are the types of spring water at the onsen?

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Kisenso sits in the Hakone mountains, and its onsen is a sodium chloride spring whose main component is salt.

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Guests

Information on this page was compiled by directly consulting Official website, Rakuten Travel, Ikyu.com (a Japanese booking site), Jalan (last verified: August 2026). Prices, availability and seasonal operations change. Please check each booking site for the latest information.

We take care to keep information accurate, but always confirm the latest details on the hotel's official site and booking sites before you book or visit.

For the people who run this property: corrections and updates go through For Hotels & Partners, and the "Listed on Kids Stay" badge for your website is on Listing badge. Both are free.