Journey into Japan's Winter Wonderland Heart-Warming Onsen, Exquisite Cuisine,and Tranquil Snowscape

Journey into Japan's Winter Wonderland Heart-Warming Onsen, Exquisite Cuisine,and Tranquil Snowscape

KAI is a leading brand of hot spring ryokan where every establishment offers a contemporary take on traditional Japanese inn whilst keeping Western comforts. KAI invites one to discover the multifaceted aspects of Japan through natural hot springs, exploration of local arts and entertainment, and classic Kaiseki-style course meals using local and seasonal flavors. Experience Washoku, Japanese cuisine, presented on carefully selected ceramics for full exposure to culinary sensations.

Japanese winter is captivating with its crisp air and tranquil snowscapes. At Hoshino Resorts KAI, guests can savor this scenery while warming up in our onsens. This season, enjoy unique experiences beyond the bath, including regional activities and luxurious kaiseki meals featuring seasonal delicacies. Plan your trip with our facility-specific information on the best snow viewing times and winter-exclusive activities.

KAI Poroto
Onsen Stay Embraced by Snow in the North

KAI Poroto
Onsen Stay Embraced by Snow in the North

Located on the shore of Lake Poroto in Shiraoi, Hokkaido, this onsen inn offers lake views from every room and is deeply infused with Ainu culture. Guests can enjoy the globally rare Moor onsen in the open-air bathhouse, which hangs over the lake, providing panoramic views of the changing seasons and the vast, snow-covered lake in winter (typically December–March).

KAI Tsugaru
Immerse Yourself in Snowscapes and Tsugaru Culture

KAI Tsugaru
Immerse Yourself in Snowscapes and Tsugaru Culture

KAI Tsugaru in Owani Onsen, Aomori, offers a culturally rich winter retreat. Guests enjoy the deep snow, the magical Kogin-sashi decorated kamakura (Feb. only), and the exquisite Ōma Tuna kaiseki dinner. The apple-scented onsen and rooms featuring the traditional Kogin-sashi textile complete this immersive experience into Tsugaru culture and cuisine. Snow viewing is best from December to March.

KAI Alps
A Luxurious, Heart-warming Countryside Experience in Winter Nagano

KAI Alps
A Luxurious, Heart-warming Countryside Experience in Winter Nagano

KAI Alps, located in Omachi Onsenkyo, offers convenient access to Hakuba skiing. Guests experience luxurious Nagano countryside charm, highlighted by the snow-country Gangi (covered arcade) and warm hospitality around the Irori (hearth). The Irori master serves local specialties like oyaki and warm sake. Snow viewing is typically from mid-December to late March.

KAI Okuhida
Mountain Onsen Amidst the Snow-Falling Peaks

KAI Okuhida
Mountain Onsen Amidst the Snow-Falling Peaks

Enveloped in snow, KAI Okuhida in Okuhida Onsen-kyo offers a unique mountain winter escape. The open-air bath, modeled after "Snow Corridors," and the courtyard, illuminated by snow, provide spectacular silver scenery. Enjoy a deeply warming onsen unique to this seasonal setting.

KAI Promise

ONSEN

Hot springs of KAI have different spring qualities where the four seasons are reflected in the surrounding views.

CULTURE

Guests get to enjoy a deep dive into the area's culture. Signature Rooms feature contemporary decorations produced with local craft traditions, while activities offer entertaining spins on experiences that are unique to the area.

KAISEKI

The finest locally sourced ingredients and specialties are prepared into dynamic multicourse dinners inspired by regional dishes and culinary methods. Each dish is bound to please both the eyes and palate.

Total 22Properties

Onsen Ryokan loved by local and overseas travelers

About us

KAI

Onsen Ryokan loved by local and overseas travelers

KAI is a leading brand of onsen ryokan where every establishment offers a contemporary take on traditional Japanese inn whilst keeping Western comforts.

KAI invites one to discover the multifaceted aspects of Japan through natural hot springs, exploration of local arts and entertainment, and classic Kaiseki-style course meals using local and seasonal flavors.

Experience Washoku, Japanese cuisine, presented on carefully selected ceramics for full exposure to culinary sensations.

Hoshino Resorts

Hoshino Resorts was first established as a Japanese inn/ryokan in 1914 in Karuizawa in Nagano Prefecture before it began the operation of other resorts in Japan.

Today, it has evolved into a highly influential hotel management company and is run by 4th-generation family member Yoshiharu Hoshino.

Providing a unique experience focused on the local charms of each destination and a high level of omotenashi, Japanese-style hospitality, the company has expanded rapidly out of Karuizawa since 2001 and now operates more than 55 accommodations both in and outside Japan with one of the following categories: luxury hotel brand "HOSHINOYA," hot spring ryokan brand "KAI," countryside resort hotel brand "RISONARE," city tourism hotel brand "OMO," free-spirited hotel brand "BEB," mountain hotel “LUCY,” or other unique lodgings.

2025.12.23 Published
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