This peaceful oceanfront retreat invites travelers to unwind in the garden or rejuvenate with sauna sessions and massages. Enjoy free WiFi and self-parking. Nearby bike rentals and an electric car charging station make exploring the area convenient and eco-friendly.
Located in Ajigasawa, Hotel Grand Mer Sankaiso is by the ocean. Takateru Shrine and Syayoukan are local landmarks, and the area's natural beauty can be seen at Tsugaru Quasi-National Park and Tsugaru Earth Vellage. Kikuya store and Uminoeki Wando are also worth visiting. Spend some time exploring the area's activities, including skiing. Visit our Ajigasawa travel guide
At Hotel Grand Mer Sankaiso, you can look forward to an indoor mineral hot spring (onsen), a garden, and a sauna. For some rest and relaxation, visit the indoor private onsen. Stay connected with free in-room WiFi.
Other perks at this hotel include:
Free self parking
Buffet breakfast (surcharge), free train station pick-up, and free bicycle rentals
An electric car charging station, a banquet hall, and 5 meeting rooms
Room features
All 79 rooms feature comforts such as air conditioning, as well as thoughtful touches like free WiFi and safes.
More amenities include:
Bidets, free toiletries, and hair dryers
Refrigerators, coffee/tea makers, and daily housekeeping
Daily buffet breakfast available 7:00 AM to 9:00 AM for a fee: JPY 2,200 for adults and JPY 2,200 for children
Things to do
Free bicycle rentals
Sauna
Ski storage
Family friendly
In-room refrigerator
Conveniences
24-hour front desk
Gift shop/newsstand
Luggage storage
Safe at front desk
Vending machine
Guest services
Housekeeping (daily)
Business services
5 meeting rooms
Outdoors
Garden
Spa
Massage
Private indoor onsen (mineral springs) in communal space
Public indoor mineral hot springs (onsen)
Public outdoor mineral hot springs (onsen)
Separate men/women areas in public bath
Spa services
Accessibility
If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
Elevator
Grab bar near toilet
Wheelchair accessibility
Wheelchair-accessible parking
More
Banquet hall
Smoking not allowed
Room amenities
Bedroom
Bedsheets provided
Bathroom
Bidet
Free toiletries
Hair dryer
Slippers
Towels provided
Entertainment
Flat-screen TV
Food and drink
Coffee/tea maker
Refrigerator
More
Air conditioning
Desk
Safe
Policies
Check-in
Check-in time starts at 3 PM
Minimum check-in age: 18
Check-out
Check-out before 10 AM
Special check-in instructions
This property offers transfers from the train station; guests must contact the property with arrival details before travel, using the contact information on the booking confirmation
Front desk staff will greet guests on arrival at the property
Information provided by the property may be translated using automated translation tools
Access methods
Staffed front desk
Pets
Pets not allowed
Children and extra beds
Children are welcome
Rollaway/extra beds are not available
Cribs (infant beds) are not available
Property payment types
Important information
Fees
You'll be asked to pay the following charges at the property. Fees may include applicable taxes:
A tax is imposed by the city: JPY 150.00 per person, per night. This tax does not apply to children under 12 years of age.
We have included all charges provided to us by the property.
Optional extras
Fee for buffet breakfast: approximately JPY 2200 for adults and JPY 2200 for children
The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.
You need to know
Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
This property accepts credit cards; cash is not accepted
Safety features at this property include a fire extinguisher, a smoke detector, and a first aid kit
We should mention
The Japanese Ministry of Health, Labour, and Welfare requires all international visitors to submit their passport number and nationality when registering at any lodging facility (inns, hotels, motels, etc. ); additionally, lodging proprietors are required to photocopy passports for all registering guests and keep the photocopy on file
Please note that some properties do not permit guests with tattoos to use the onsite public bathing facilities
Property is also known as
Hotel Grand Mer Sankaiso aomori
Grand Mer Sankaiso aomori
Grand Mer Sankaiso
Hotel Grand Mer Sankaiso Ajigasawa
Grand Mer Sankaiso Ajigasawa
Hotel Grand Mer Sankaiso Hotel
Hotel Grand Mer Sankaiso Ajigasawa
Hotel Grand Mer Sankaiso Hotel Ajigasawa
Frequently asked questions
Is Hotel Grand Mer Sankaiso pet-friendly?
No, pets are not allowed at this property.
How much does it cost to stay at Hotel Grand Mer Sankaiso?
As of Mar 6, 2026, prices found for a 1-night stay for 2 adults at Hotel Grand Mer Sankaiso on Mar 13, 2026 start from ¥35,363, excluding taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.
How much is parking?
Self parking is free at this property.
What time is check-in at Hotel Grand Mer Sankaiso?
Check-in begins at 3 PM.
What time is check-out at Hotel Grand Mer Sankaiso?
Check-out is at 10 AM.
Where is Hotel Grand Mer Sankaiso located?
Situated by the ocean, this hotel is within 1 mi (2 km) of Tsugaru Quasi-National Park and Kikuya store. Uminoeki Wando is 1.3 mi (2 km) away.
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Reviews
Hotel Grand Mer Sankaiso Reviews
9.0
Wonderful
All reviews shown are from real guest experiences. Only travelers who have booked a stay with us can submit a review. We verify reviews according to our guidelines and publish all reviews, positive or negative.More informationOpens in a new window
2월 2~3일 1박 머물렀습니다.
호텔 가기 이틀 전 잘 하지도 못하는 일어, 영어 섞어가며 전화로 셔틀버스를 예약했는데, 아지가사와역 열차 도착시간에 맞춰서 호텔셔틀버스가 와줘서
편하게 갈 수 있었습니다.
침대는 편했고, 1층 로비 매장에서 야식으로 간단히 먹을 수 있는 간식거리와
맥주도 팔고있네요~~
온천은 물온도도 적당하고 매우 좋았습니다.ㅎㅎ해수성분이라 그런지
부력이 있네요 ~ ㅎㅎ
특히 동해바다를 바라보며 즐기는 노천탕은 정말 최고였어요.! ㅎㅎ