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KAI Hoshino Resorts KAI Kinugawa

KAI Hoshino Resorts KAI Kinugawa

Located 2 hours by train from Tokyo, KAI Kinugawa is a hot spring ryokan with baths fed by the famous Kinugawa Hot Spring. It overlooks Kinugawa River from a high hilltop, which guests reach via monorail. Inside the premises is a wide courtyard that boasts beautiful seasonal colors, and interiors decorated with stunning local craft artworks.

  • 120 min. From Tokyo
  • English-speaking staff
  • Best Rate Guarantee
  • Free Wi-fi
  • Outdoor bath
  • Half-board

What is KAI?

What is KAI?

Japan’s hidden luxuries—at your fingertips

KAI is a leading brand of luxury boutique hot spring ryokans. Every establishment offers a contemporary take on the traditional Japanese inn, providing unique, location-specific experiences—from exclusive activities to specialty suites—designed to immerse guests in the lavish world of Japanese regional craftsmanship.


Rooms are designed to allow guests to fully enjoy the surrounding nature. Terraces constructed from local Oya stone extend over lavish forest scenery, while soothing breezes add an exquisite touch to the private outdoor hot spring baths featured in some of our special rooms.

KAI Signature Rooms

KAI Signature Rooms incorporate elements of regional craft cultures in their design. At KAI Kinugawa, all rooms feature ornamentation designed to showcase the area's traditional craft arts, such as Mashiko-yaki pottery and Kurobane indigo dyeing.

Room types (2)

KAI Amenities

100% flax yukata

These casual kimono have been meticulously woven to provide cooling in the summer and heat in the winter.

Wrapping cloth

In Japan, objects are traditionally carried around in a makeshift bag formed from a sheet of cloth. Guests are invited to use these cloths to carry their belongings around the premises.

Luxury mattresses

Our own brand mattresses have been designed to provide proper support to the body while also being soft enough to sink into, allowing for undisturbed sleep.

Other amenities

Shower booth / TV / phone / electric kettle / fridge / safe box / hair dryer / toilet with bidet functions / air purifier with humidifying function


KAI Kinugawa is located in Tochigi, a region of rich mountain soil and beautiful rivers that produce plenty of high-quality vegetables, fruit, and fish. These ingredients are arranged into feasts for the eye and palate, such as a casserole heated by an 800℃ stone.


Dinners consist of multi-course kaiseki meals that include visually pleasing dishes made with seasonal ingredients. Guests may choose between standard and special.


A set meal is served in the mornings, with a main dish that pays homage to local culinary culture—finely grated rainbow trout, vegetables, and soy beans cooked in miso.

  • No Western meals are served, either at dinner or breakfast.
  • Standard prices include half board.
  • Allergy Information

Hot spring

Both the indoor baths and outdoor baths offer expansive views of forests and gardens that sport different colors throughout the year, from pink cherry blossoms in the spring to vivid greens in the summer, vibrant colors in the fall, and snowscapes in the winter.

Yuagari Lounge

Cold seasonal drinks, local sakes, and popsicles are some of the complimentary refreshments offered at this lounge, which looks out onto a bamboo garden. Guests are invited to cool off here after a bath.


Same day reservations available at the front desk.

KAI Activities

Every KAI establishment offers a selection of free activities designed to introduce guests to Japan's regional cultures. KAI Kinugawa is located in Tochigi, a region of numerous craft arts that have long been staples in the locals' lives. The ryokan is full of contemporary artworks created using these techniques, and guests are encouraged to take these objects in their hands to feel their subtle textures.

Ceramics and music

Every night, the ryokan hosts a concert that showcases the soft sounds produced by flutes, drums, and other instruments custom-made by Mashiko-yaki ceramic artisans.



Check-in 15:00
Check-out 12:00
Rooms 48
28 Japanese-style Rooms / 19 Japanese-style Rooms with outdoor bath / 1 Japanese-style Pet-friendly Room
Parking 25
Facilities Shared bath halls / Yuagari Lounge / Restaurant / Travel Library / Shop

Travel Library

Every KAI establishment features a library consisting of books on the area's history, culture, crafts, and geography. Complimentary refreshments are also served.

KAI Kinugawa

308 Kinugawa Onsen Taki,
Nikko-shi, Tochigi 321-2526