[Hotel Grand Mer Sankaiso]

  1. 1 Select a plan
  2. 2 Enter reservation details
  3. 3 Enter personal information
  4. 4 Complete reservation

Please select the desired accommodation plan.

List of rooms

The availability of each room is displayed. Please select your desired date(s) of stay (YYYY-MM-DD).

※Reservation acceptance date and time will differ depending on the accommodation plan. [By X o’clock, Y day(s) before check-in etc.]
Please be aware that you may not be able to make a reservation via the Internet even if the list below indicates that there are vacancies.

  • …Rooms available
  • …Only a few rooms left
  • …No vacancies
  • …Please contact us by telephone: +81 173 72 8112
  • [99]…Number of rooms available
  • …We cannot confirm your request.
  • Non-smoking
  • With Wi-Fi
  • With toilet
  • With open-air bath
  • With shower/bath
Dates to display
-

21 Apr 2026

※Click on a date to change the dates to display

Go back 12 days Go forward 12 days
  • [Non-Smoking] Oceanfront Japanese-Style Room with Sea of Japan View
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
  • [Non-Smoking] Oceanfront Japanese-Style Room with Sea of Japan View [Premium Twin Beds]
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
    8
    1
  • [Non-Smoking] Ocean-View Japanese-Style Room with Sea of Japan View [Twin Beds]
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
    3
    5
    3
    5
  • [Non-Smoking] Oceanfront Japanese-Style Room with Sea of Japan View [Premium Connecting Room]
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
    1
    1
    1
    1
  • [Non-Smoking] ☆Top Floor☆ Special Western-Style Room with Panoramic Sea of Japan View
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
    1
    1
    1
    1
  • 【Non-Smoking】★Top Floor★ Special Japanese-Western Style Room with Panoramic Sea of Japan View
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
  • [Non-Smoking] Mountain View Japanese-Style Room with Panoramic View of Mt. Iwaki ("Tsugaru Fuji")
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
  • Western-style twin room (with bath and toilet) offering views of the famed Mt. Iwaki.
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue
  • [Non-Smoking] Western-Style Semi-Double Room with View of Mt. Iwaki (Semi-Double Bed)
    View details
    4/8 Wed
    9 Thu
    10 Fri
    11 Sat
    12 Sun
    13 Mon
    14 Tue
    15 Wed
    16 Thu
    17 Fri
    18 Sat
    19 Sun
    20 Mon
    21 Tue

To the top of the page

To prove the server’s existence and protect privacy, we use SSL encrypted communication using a DigiCert SSL server certificate. Please check the server certificate verification results by clicking the site seal. SSL encrypted communication prevents data theft and falsification by a third party, and thus provides greater security.