Hoshino Onsen × Moon Viewing AccommodationRecommended Hotel·Ryokan

Karuizawa, with a distant view of Mount Asama. Here, you can enjoy the beauty of nature throughout the seasons. Share your memories of Karuizawa. To bring joy to your loved ones. And to enjoy it yourself as well. Spend precious moments together in Karuizawa and share those cherished memories. <Information> At Hotel West, we have introduced new guest rooms with terraces inspired by tree branches and dappled sunlight: [Deluxe Terrace Twin], as well as a new onsen facility where you can feel the changing seasons: [MOMIJI HOT-SPRING]. *Please note that guests staying at East Cottage or East Main Building cannot use MOMIJI HOT-SPRING or the fitness room. Guests staying at West Cottage will incur an additional fee of ¥2,000 per adult per visit and ¥1,850 per child (ages 3–12) per visit (Reception hours: 6:00 A.M.–7:00 P.M.).

<Currently Hosting Sparkling Free Flow> A classic Hotel renowned for its "Gourmet French Cuisine" inspired by the blessings of Shinshu. Enjoy a new style of cuisine that delights all five senses, based on traditional French culinary techniques. Savor exquisite flavors crafted from seasonal Shinshu ingredients and experience exceptional hospitality. Special moments will enhance your gourmet stay. At the open-air bath, relax in soothing waters surrounded by soft sunlight in the morning or a star-filled sky at night. Make "Le Grand Kyukaruizawa" your perfect base for an unforgettable journey!

The Ancient Hotel began its history in 2011 in the Karuizawa National Park with the concept of "Rejuvenation and Refreshment of the Soul." Amidst the vast nature that changes with the seasons, forget the daily hustle and the city's noise, and enjoy irreplaceable moments. Please relax and enjoy your stay.

A European-style Hotel proud of its creative dining made with local Shinshu ingredients. Set on a spacious, nature-rich property, it offers a soothing lounge with a fireplace, spacious and relaxing Rooms, a stone sauna, large public baths, and more—enjoy an extraordinary escape far from the city’s hustle and bustle.

A rental villa produced by 'Tokyo Minami Aoyama Princess House'. Pets allowed!! Equipped with a spacious dog run. A rental villa available for stays starting from one night.

A private rental villa limited to one group per day, “COCO VILLA Karuizawa,” surrounded by Karuizawa’s rich natural beauty. Featuring a spacious wooden deck and BBQ grill, you can enjoy a luxurious Karuizawa stay while breathing in the crisp air and taking in the scenery of all four seasons. Accommodates up to 12 guests and includes parking for 3 cars, making it ideal for group trips with family or friends, as well as multi-generational stays. On the property, you’ll find an original sauna made with a 3D printer, offering a special “totonoi” experience you can only have here. In the relaxation area, enjoy deeply soothing moments that feel at one with the quiet of the forest. In addition, the living room is equipped with a pellet stove—its gentle flames and natural warmth make your time to unwind even more memorable.

Experience a luxurious stay in a sophisticated Scandinavian-designed log house, where you can enjoy quality time with your loved ones as if it were your own private villa. Savor the extraordinary everyday life while embracing the nature of Karuizawa and cherishing meaningful conversations.

In July 2025, "Luxe Villa" opened in Karuizawa, Onihata. This private villa rental offers a new travel style where you can stay as if you were living there. Surrounded by abundant nature, enjoy a relaxing escape from everyday life. The simple yet refined space is perfect for short stays, long-term visits, or remote work. Experience a special stay in Karuizawa with the feeling of having your own private retreat.

A fully private villa limited to one group per day, newly opened in August 2025 on the tranquil highlands of Nagakura, Karuizawa. Set on an exclusive 700㎡ property, this refined single-story retreat is your “second home” for time with family, friends, and loved ones.Unwind in bliss with a private sauna, hot tub, and spacious custom-built bath. Outside, you’ll also find a fully fenced private dog run of approximately 350㎡, so your dog can run freely and safely.About a 12-minute drive from Karuizawa Station, with easy access to Harunire Terrace and Hoshino Onsen. Surrounded by the highland’s seasonal beauty, enjoy a level of private luxury that no Hotel can offer.

A bright, single-story American house located approximately 2.7 km (about 9 minutes by car) from "Shinano-Oiwake" Station. About 18 minutes from the outlet mall, 10 minutes from Harunire Terrace, 10 minutes from Karuizawa Kogen Church, and 11 minutes from Super Delicia and Super Tsuruya, with a convenience store nearby. A space of relaxation and luxury that can be enjoyed by both active resort-goers and those seeking a healing retreat.Accommodates up to 10 guests. (Combined with the adjacent Polar Resort Nishi-Karuizawa II, up to 22 guests can stay.)Convenient access via the Usui-Karuizawa IC or Saku IC on the Joshinetsu Expressway, as well as the Nagano Shinkansen. Nearby attractions include an outlet mall, day-trip Onsen, and stylish cafes. Enjoy a dinner featuring plenty of Karuizawa vegetables in the kitchen starting in the evening.Wake up to the chirping of birds and the morning sunlight. Indulge in a luxurious late brunch after a second sleep. Marvel at the stunning starry sky, like patterns on a screen. Escape the hustle and bustle of city life and enjoy a relaxing holiday surrounded by nature.Spend a leisurely and healing time with your loved ones or nostalgic friends.

Approximately 16 minutes from "Karuizawa Prince Shopping Plaza," about 18 minutes from the iconic Karuizawa tourist spot "Old Karuizawa Ginza," around 8 minutes from "Harnile Terrace" nestled along the Yukawa River, about 10 minutes from Karuizawa Kogen Church, and approximately 11 minutes from Super Tsuruya, this Property boasts an extremely convenient location. Whether you wish to spend a relaxing time surrounded by nature or enjoy a leisure-filled Karuizawa stay, this Property offers the perfect setting. Additionally, it is about a 23-minute drive from Usui-Karuizawa IC and approximately a 9-minute drive from Shinano Railway's "Shinano-Oiwake" Station. A healing and luxurious space that can be enjoyed by both active resort-goers and those seeking a tranquil retreat. The Property accommodates up to 12 guests. (When combined with the adjacent Polar Resort Nishi-Karuizawa I, it can accommodate up to 22 guests.) Wake up to a morning bathed in the gentle, soft sunlight streaming through the windows. Enjoy a pleasant nap during the serene flow of time. Experience a calm night so peaceful that you might even hear the twinkling of the stars, far removed from the hustle and bustle of daily life. Take a moment to relax and unwind, leaving behind the everyday routine.

Approximately 18 minutes from the outlet, 10 minutes from Harunire Terrace, 10 minutes from Karuizawa Kogen Church, and 11 minutes from Super Delicia and Super Tsuruya, with a convenience store nearby. A space of relaxation and luxury that can be enjoyed by both active resort-goers and those seeking a healing retreat. Accommodates up to 10 guests. ■ Includes 2 sofa beds in the living room on the first floor. (When combined with nearby Polar Resort Nishi-Karuizawa I and II, up to 30 guests can be accommodated.) Convenient access via the Usui-Karuizawa IC or Saku IC on the Joshinetsu Expressway, as well as the Nagano Shinkansen. Nearby attractions include outlet malls, day-trip Onsen, and stylish cafes. Enjoy a dinner time filled with Karuizawa vegetables in the kitchen starting from the evening. Spend precious moments with your loved ones in a serene space where you can feel the flowers and insects. Wake up to the chirping of birds and the morning sunlight. Marvel at the stunning starry sky, like patterns on a screen. Escape the hustle and bustle of city life and enjoy a rejuvenating holiday surrounded by nature. Spend precious moments with your loved ones in a serene space where you can feel the flowers and insects.