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【For Guests Visiting in Winter】
・Snow-covered mountain roads are expected. Please arrive by car using a 4WD vehicle with winter tires.
・Snow groomers and snow removal work may generate noise during nighttime hours.
・After checking in at the Hotel Sunbird front desk, winter transportation to the guest area is by lift.
■ Period: December 20 (Sat) – March 29 (Sun)
■ Check-in: 15:00–18:00
The lift stops after 18:00, and check-in cannot be accepted in principle.
If you must arrive late, please contact us in advance.
TEL: 0278-75-2321
・At checkout, guests will need to walk to the slopes. Guests not bringing skis or snowboards should wear snow boots.
Minakami Fujiwara
Minakami’s Fujiwara area in northern Gunma offers rich nature and heavy snowfall, attracting visitors for natural-snow winter sports, private open-air baths, and year-round activities like rafting and hiking.
宿泊イメージ
01 / 10ベッドルーム
Experiences in Minakami Fujiwara
View of the snow-capped Tanigawa Mountains
From the room, you can enjoy a spacious view of the ski slopes and the majestic mountains of the Tanigawa mountain range in the distance. Enjoy time close to nature while relaxing on the fluffy queen bed.
Luxurious time in the open-air bath
At Earthboat Minakami Fujiwara, every cabin is equipped with a private open-air bath. Soaking in the bath while surrounded by the vast starry sky and untouched nature is an exceptional experience.
All Rooms Feature a Private Sauna
Each Earthboat cabin, offered as a private rental, comes equipped with its own private sauna. The wood-fired sauna, heated by adding logs yourself, offers an authentic Finnish sauna experience—complete with löyly that you can enjoy as much as you like.
Enjoy slopes covered in 100% natural snow
Boasting one of Japan's highest snowfalls, our slopes feature 100% natural snow. Enjoy winter sports while feeling the grandeur of nature. The ski resort opens on Saturday, December 20, 2025.
11 Private Open-Air Baths for Healing at Okutone's Hidden Hot Springs
At the separate building “Onsen Dōraku,” we offer 11 distinct private open-air baths for exclusive use, featuring hinoki cypress construction, sake barrel designs, and waterfall-fed baths. Relax and rejuvenate in the gentle, skin-soothing waters of Okuton
location map
In winter, you will be transferred to the Earthboat area by lift.
Here is a list of options available for stays at Minakami Fujiwara.
assorted hot pot set(yosenabe)
¥3,300
※This option is provided per person. When selected, a fee of ¥3,300 per guest will be automatically added based on the number of guests in your reservation.
Miso Hot Pot Set (White Miso Broth)
A comforting hot pot set made with our special white miso broth, warming both body and soul.
Recommended for those who want to enjoy an authentic hot pot meal with ease.
For those with large luggage
¥500
During the winter season, guests will access the Earthboat area via the ski resort lift.
If you are bringing luggage larger than 60 cm × 60 cm, please select this option. Our staff will transport it to your cabin by snowmobile.
Please note: Since luggage will be moved over snow, we strongly recommend avoiding standard suitcases.
Private Bath “Onsen Douraku”
By appointment only
Guests staying at Earthboat can enjoy access to “Onsen Douraku,” a collection of 11 unique private open-air hot spring baths.
※To make a reservation, please call Hotel Sunbird using the contact information on the special page.
※You can also make a reservation at the Hotel Sunbird front desk upon check-in.
※For any inquiries, please contact Hotel Sunbird directly.
Approximately 30 minutes from Minakami IC on the Kan'etsu Expressway.<br>
Because access requires driving on snow-covered mountain roads, guests arriving by car are required to use a four-wheel-drive (4WD) vehicle equipped with winter (snow) tires.
<b>【For Guests Arriving by Public Transportation】</b>
A free shuttle bus is available from Minakami Station and Jōmō-Kōgen Station to Hotel Sunbird (Earthboat).
Reservations are required by the day before. Please inform us of your preferred departure time.
TEL: 0278-75-2321 (AM 8:00–PM 6:00)
We operate the Okutone Onsen Hotel Sunbird and the Minakami Kogen Fujiwara Ski Resort in Minakami’s snow-rich Fujiwara area. Known for eleven private open-air baths and natural-snow slopes, we welcome many guests from in and outside the prefecture.
[Important]
・If you have not selected a meal option, no meals will be provided. Please make sure to purchase and bring your own ingredients before arrival.
・Upon arrival at Hotel Sunbird, please proceed to the main building’s front desk for check-in guidance.
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Each building is 22m2 in size and can accommodate a maximum of 3 adults.
Pets are generally allowed in all areas, including the sauna room.However, please note that you will be responsible for any damage to equipment or scratches on walls and floors caused by pets.
Please do not take home any equipment/cooking utensils/amenities left in the room.
Room amenities:
Swimsuit, poncho, bath towel, face towel, shampoo, conditioner, body soap, toothbrush
Room facilities:
Queen bed x 1, extra futon (single futon x 2), sink, shower, toilet, sauna, BBQ grill, campfire, air conditioner, humidifier, induction stove, refrigerator, ice maker, outdoor table, outdoor chair, infinity chair
Room equipment/cooking utensils:
Hair dryer, hangers, laundry basket, lantern, plates, cutlery, mugs, tumblers, knives, cutting board, frying pan, pot, ladle, turner, tongs, bottle opener, kettle, salt, pepper, olive oil, coffee set
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For Guests Visiting During Winter
・Road conditions are expected to deteriorate due to snow accumulation and freezing starting in December.
Please arrive in a four-wheel drive (4WD) vehicle equipped with studless tires.
・At checkout, guests will need to walk to the slopes. Guests not bringing skis or snowboards should wear snow boots.
キャンセル料について
7 days before
20% of the payment
2 days before
50% of the payment
The day before
80% of the payment
On the day/no contact/no-show
100% of the payment
※ No cancellation fee will be charged up to 8 days before the stay.
For security reasons, we check the number of people present using on-site security cameras.
Select the number of swimsuits to rent (¥0)
Mens's swimsuit
Women's swimsuit
Select Your Stay Duration
The displayed price is the accommodation rate for two people in one room.
Only a few left
From the second night onwards ¥5,000 OFF
The selected dates include unavailable dates for reservation.
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追加で下記のサービスをご提供できます。
$DATE$
$DATE$
$TITLE$
Reservations for Stay + Lamb Hot Pot Course Plan
This is a set plan of accommodation and lamb hot pot course. Lamb hot pot warms you like a sauna. Enjoy the original spicy hot pot soup with delicious seasonal local vegetables and Nagano's delicious pork. Price: ¥45,000 per person
Please use the inquiry form linked below and enter “Stay + Lamb Hot Pot Course Plan” and your desired date of stay in the “Inquiry Details” field.
水道が止まってしまった時は驚きでしたが、大雪の中スタッフの方が水道水を全お部屋に届けてくださいました✨すぐに復帰して、丁寧かつ早急な対応に感動しました。 宿、アクティビティーともに最高です!また利用します♪
2026/1/24ご宿泊