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Illustrative photo: Cozy Japanese room with tatami mats, chairs, and garden view through shoji window.Illustrative photo
Illustrative photo: not this inn · 📷 Pexels · 雄一 田山

Hakone · Kanagawa

KAI Hakone

界 箱根

  • Upscale ryokan
  • Scenic
  • Rooms with open-air bath
  • Kaiseki dinner
  • Riverside

A 34-room inn on the old Tokaido road above Hakone-Yumoto, where every room looks over the Sukumo River and the public bath opens onto the valley.

Price on request

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Overview

KAI Hakone sits along the old Tokaido highway in Hakone-Yumoto, roughly seven minutes by car from the station. All 34 rooms face the Sukumo River and Mount Yusaka, and the local-style rooms use Hakone yosegi marquetry and travel-themed art. The public bath is a hinoki tub in a room whose outer wall is left open, framing the valley like a picture. A tea house in the courtyard serves drinks through the day. Dinner is kaiseki with a nod to Hakone's Meiji-era Western influence, such as a beef hot pot. A suite and several Western rooms add private terrace baths.

Why stay here

  • All rooms overlook the Sukumo River valley
  • Semi-open-air hinoki public bath facing the hills
  • Close to Hakone-Yumoto Station with a free check-out taxi to the station

Rooms

Number of rooms
34
Room types
Western-style · Suites
Open-air bath in the room
Some rooms

Onsen and baths

Shared onsen baths
Yes
Spring type
sodium chloride spring (ナトリウム-塩化物温泉)
Open-air bath in the room
Some rooms

Dining

Kaiseki dinner
Yes
Dinner
Yes
Breakfast
Yes

Location and access

about 7 min by car from Hakone-Yumoto Station; Hakone Tozan bus to Kuzuhara stop or the Yumoto inns' shuttle 'orange bus' (B course, 200 yen, cash); free shared taxi from the inn to Hakone-Yumoto Station at check-out (reservation by noon the day before)

Prefecture
Hakone · Kanagawa
Nearest station
Hakone-Yumoto Station (Odakyu / Hakone Tozan)
Station pick-up
No
Parking
Yes
Coach parking
No
Hakone
Hakone · 📷 Pexels · Reinaldo Simoes

Who it suits

  • Couples

Price information

Price on request

This inn prices by date, room and meal plan. Send your dates and we reply with the current price and available rooms.

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Selected ryokan: KAI Hakone

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Policies

What the inn publishes. Anything not listed here we ask the inn for you.

Check-in
14:30
Check-out
11:00
Children
Children welcome; children up to age 6 may share bedding (co-sleeping) up to the room's capacity.

Questions

Does KAI Hakone have rooms with a private open-air bath?

Some rooms

What are the check-in and check-out times at KAI Hakone?

Check-in from 14:30, check-out by 11:00.

How much does a night at KAI Hakone cost?

This inn prices by date, room and meal plan. Send your dates and we reply with the current price and available rooms.

How do I book KAI Hakone through OlaChill?

Send your dates, guests and preferences with the form on this page. We check availability and the current price with the inn and reply by email. Nothing is charged until you approve an option.

Details checked against official sources on 2026-09-30.

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