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City hotel

Komoro Grand Castle Hotel

Komoro City, Nagano, Japan
Show on map

Next to Kaikoen! About five minutes on foot from Komoro Station. About 35 minutes by car to Karuizawa and Ueda.

Guest review score

Good
Reviews: 86
3.8

Access

Komoro Station
5 min walk
Higashi-Komoro Station
4 min drive
Otome Station
6 min drive

Property facilities

  • Parking lot
  • Sauna
  • Spa / Beauty salon
  • Restaurant
  • Vending machine
  • Shop

Explore our rooms and plans

Price (low to high)
3 room types
Twin room
No smoking
Mountain view
24.5 m²
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Bidet toilet
  • Accommodation only plan
    Only 2 rooms left!
    Free cancellation until Nov 19
    No meal
    Price for:
    1 night
     | 
     | 
    RM362.44
    Taxes & fees incl.
    Plan details

    No need to worry even if you check in late!Perfect for sightseeing!!!Room only p [Room only]

    Free cancellation until 19/11/2025 23:59(JST)

    I have work, so my check-in will be late... I don’t need breakfast since I want to start early the next morning... We’ve prepared this for customers like you. This is a plan without meals. With a room-only plan, you can feel at ease even if you check in late or leave early the next morning. You can finish your meals at nearby eateries and make more meaningful use of your time for sightseeing and other activities. ・Check-in Time: If your arrival is after 11:00 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM362.44
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Room only
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Plan with breakfast
    Only 2 rooms left!
    Free cancellation until Nov 19
    Meal
    Breakfast
    Price for:
    1 night
     | 
     | 
    RM391.76
    Taxes & fees incl.
    Plan details

    Includes breakfast buffet!One-night stay with breakfast plan [Breakfast]

    Free cancellation until 19/11/2025 23:59(JST)

    I want to eat dinner at a local restaurant! The arrival time might be delayed... I want to enjoy sightseeing and dining outside before checking in... This plan is extremely popular with guests who want to fully enjoy sightseeing!! ・Meal Breakfast is an all-you-can-eat Japanese and Western buffet. - Hot Springs 4th-floor hot spring "Blue Sky" Please enjoy the odorless weak alkaline simple spring. Benefits: Muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, and more. Large communal bath usage hours: 15:00–24:00 / 5:00–10:00 ・Parking The hotel offers an underground parking lot (up to 215cm in height) and an outdoor parking lot.(First 70 cars / Free) Check-in time: If you are arriving after 11 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM391.76
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Dinner buffet
    Only 2 rooms left!
    Free cancellation until Nov 19
    Meal
    Dinner
    Price for:
    1 night
     | 
     | 
    RM450.41
    Taxes & fees incl.
    Plan details

    [Dinner is all-you-can-eat] Perfect even for early morning departures!1-night st [Dinner]

    Free cancellation until 19/11/2025 23:59(JST)

    For those who want to leave early in the morning, Recommended for those who want to sleep in without worrying about breakfast time!! Introducing the one-night stay dinner-included plan.       Meals ・Dinner is an all-you-can-eat buffet featuring Japanese, Western, and Chinese cuisine. Draft beer, shochu, sake, and other alcoholic beverages, as well as soft drinks, are unlimited! Meal time is 90 minutes. The starting time for meals may vary depending on the day's crowd situation. For details, please inquire at the front desk on the day of your stay. Hot Springs ・4th floor hot spring 'Blue Sky' This is a unique, odorless, mildly alkaline simple spring sourced from its own spring. Benefits: Relieves muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, etc. Guide to the facilities ・The gift shop offers local sake and other local souvenirs. Local sightseeing information ・Adjacent to Komoro Castle Ruins 'Kaikoen,' selected as one of the 100 best cherry blossom spots. In autumn, you can enjoy the 'autumn leaves' from late October to mid-November. ・Approximately 35 minutes by car to Karuizawa.25 minutes by Shinano Railway from Komoro Station to Karuizawa Station. Parking The hotel has an underground parking lot (up to 215cm height) and an outdoor parking lot.(First 70 cars / Free) Infant rates 【Infants: No meals or futon】 applies to children aged 0 to 2 years old. There are no amenities provided for children.

    RM450.41
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Dinner
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Room details

[Standard] [Twin room] [Non-smoking] [Mountain view]

No smoking
Mountain view
24.5 m²
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Bidet toilet
Twin room
No smoking
Mountain view
24.5 m²
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Internet available in room
  • Bidet toilet
  • Upper floor
  • Accommodation only plan
    Free cancellation until Nov 19
    No meal
    Price for:
    1 night
     | 
     | 
    RM421.08
    Taxes & fees incl.
    Plan details

    No need to worry even if you check in late!Perfect for sightseeing!!!Room only p [Room only]

    Free cancellation until 19/11/2025 23:59(JST)

    I have work, so my check-in will be late... I don’t need breakfast since I want to start early the next morning... We’ve prepared this for customers like you. This is a plan without meals. With a room-only plan, you can feel at ease even if you check in late or leave early the next morning. You can finish your meals at nearby eateries and make more meaningful use of your time for sightseeing and other activities. ・Check-in Time: If your arrival is after 11:00 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM421.08
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Room only
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Plan with breakfast
    Free cancellation until Nov 19
    Meal
    Breakfast
    Price for:
    1 night
     | 
     | 
    RM450.41
    Taxes & fees incl.
    Plan details

    Includes breakfast buffet!One-night stay with breakfast plan [Breakfast]

    Free cancellation until 19/11/2025 23:59(JST)

    I want to eat dinner at a local restaurant! The arrival time might be delayed... I want to enjoy sightseeing and dining outside before checking in... This plan is extremely popular with guests who want to fully enjoy sightseeing!! ・Meal Breakfast is an all-you-can-eat Japanese and Western buffet. - Hot Springs 4th-floor hot spring "Blue Sky" Please enjoy the odorless weak alkaline simple spring. Benefits: Muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, and more. Large communal bath usage hours: 15:00–24:00 / 5:00–10:00 ・Parking The hotel offers an underground parking lot (up to 215cm in height) and an outdoor parking lot.(First 70 cars / Free) Check-in time: If you are arriving after 11 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM450.41
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Dinner buffet
    Free cancellation until Nov 19
    Meal
    Dinner
    Price for:
    1 night
     | 
     | 
    RM509.06
    Taxes & fees incl.
    Plan details

    [Dinner is all-you-can-eat] Perfect even for early morning departures!1-night st [Dinner]

    Free cancellation until 19/11/2025 23:59(JST)

    For those who want to leave early in the morning, Recommended for those who want to sleep in without worrying about breakfast time!! Introducing the one-night stay dinner-included plan.       Meals ・Dinner is an all-you-can-eat buffet featuring Japanese, Western, and Chinese cuisine. Draft beer, shochu, sake, and other alcoholic beverages, as well as soft drinks, are unlimited! Meal time is 90 minutes. The starting time for meals may vary depending on the day's crowd situation. For details, please inquire at the front desk on the day of your stay. Hot Springs ・4th floor hot spring 'Blue Sky' This is a unique, odorless, mildly alkaline simple spring sourced from its own spring. Benefits: Relieves muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, etc. Guide to the facilities ・The gift shop offers local sake and other local souvenirs. Local sightseeing information ・Adjacent to Komoro Castle Ruins 'Kaikoen,' selected as one of the 100 best cherry blossom spots. In autumn, you can enjoy the 'autumn leaves' from late October to mid-November. ・Approximately 35 minutes by car to Karuizawa.25 minutes by Shinano Railway from Komoro Station to Karuizawa Station. Parking The hotel has an underground parking lot (up to 215cm height) and an outdoor parking lot.(First 70 cars / Free) Infant rates 【Infants: No meals or futon】 applies to children aged 0 to 2 years old. There are no amenities provided for children.

    RM509.06
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Dinner
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Room details

[Standard] [Twin room] [Non-smoking] [Mountain view]

No smoking
Mountain view
24.5 m²
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Internet available in room
  • Bidet toilet
Room location
  • Upper floor
Suite Room
No smoking
Mountain view
41 m²
Max 5 adults / 4 children
Room facilities
  • Bath and toilet available
  • Internet available in room
  • Bidet toilet
  • Accommodation only plan
    Only 1 room left!
    Free cancellation until Nov 19
    No meal
    Price for:
    1 night
     | 
     | 
    RM538.38
    Taxes & fees incl.
    Plan details

    No need to worry even if you check in late!Perfect for sightseeing!!!Room only p [Room only]

    Free cancellation until 19/11/2025 23:59(JST)

    I have work, so my check-in will be late... I don’t need breakfast since I want to start early the next morning... We’ve prepared this for customers like you. This is a plan without meals. With a room-only plan, you can feel at ease even if you check in late or leave early the next morning. You can finish your meals at nearby eateries and make more meaningful use of your time for sightseeing and other activities. ・Check-in Time: If your arrival is after 11:00 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM538.38
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Room only
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Plan with breakfast
    Only 1 room left!
    Free cancellation until Nov 19
    Meal
    Breakfast
    Price for:
    1 night
     | 
     | 
    RM567.70
    Taxes & fees incl.
    Plan details

    Includes breakfast buffet!One-night stay with breakfast plan [Breakfast]

    Free cancellation until 19/11/2025 23:59(JST)

    I want to eat dinner at a local restaurant! The arrival time might be delayed... I want to enjoy sightseeing and dining outside before checking in... This plan is extremely popular with guests who want to fully enjoy sightseeing!! ・Meal Breakfast is an all-you-can-eat Japanese and Western buffet. - Hot Springs 4th-floor hot spring "Blue Sky" Please enjoy the odorless weak alkaline simple spring. Benefits: Muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, and more. Large communal bath usage hours: 15:00–24:00 / 5:00–10:00 ・Parking The hotel offers an underground parking lot (up to 215cm in height) and an outdoor parking lot.(First 70 cars / Free) Check-in time: If you are arriving after 11 PM, please contact us by phone. Supplementary explanation about children's rates Infants are children from 0 to 5 years old who have not started school. For children aged 3 to 5 years, please select 'meal and futon included.' For children aged 0 to 2, please select 'No meals or futon'.

    RM567.70
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • Dinner buffet
    Only 1 room left!
    Free cancellation until Nov 19
    Meal
    Dinner
    Price for:
    1 night
     | 
     | 
    RM626.35
    Taxes & fees incl.
    Plan details

    [Dinner is all-you-can-eat] Perfect even for early morning departures!1-night st [Dinner]

    Free cancellation until 19/11/2025 23:59(JST)

    For those who want to leave early in the morning, Recommended for those who want to sleep in without worrying about breakfast time!! Introducing the one-night stay dinner-included plan.       Meals ・Dinner is an all-you-can-eat buffet featuring Japanese, Western, and Chinese cuisine. Draft beer, shochu, sake, and other alcoholic beverages, as well as soft drinks, are unlimited! Meal time is 90 minutes. The starting time for meals may vary depending on the day's crowd situation. For details, please inquire at the front desk on the day of your stay. Hot Springs ・4th floor hot spring 'Blue Sky' This is a unique, odorless, mildly alkaline simple spring sourced from its own spring. Benefits: Relieves muscle pain, neuralgia, frozen shoulder, sensitivity to cold, fatigue recovery, etc. Guide to the facilities ・The gift shop offers local sake and other local souvenirs. Local sightseeing information ・Adjacent to Komoro Castle Ruins 'Kaikoen,' selected as one of the 100 best cherry blossom spots. In autumn, you can enjoy the 'autumn leaves' from late October to mid-November. ・Approximately 35 minutes by car to Karuizawa.25 minutes by Shinano Railway from Komoro Station to Karuizawa Station. Parking The hotel has an underground parking lot (up to 215cm height) and an outdoor parking lot.(First 70 cars / Free) Infant rates 【Infants: No meals or futon】 applies to children aged 0 to 2 years old. There are no amenities provided for children.

    RM626.35
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Dinner
    Cancellation policy
    Free cancellation deadline
    19/11/2025 23:59 (JST)
    7 day(s) before your stay (from 00:00) (JST)
    20%
    1 day(s) before your stay (from 00:00) (JST)
    40%
    0 day(s) before your stay (from 00:00) (JST)
    50%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥150

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Room details

[Suite] [Twin room] [Non-smoking] [Mountain view]

No smoking
Mountain view
41 m²
Max 5 adults / 4 children
Room facilities
  • Bath and toilet available
  • Internet available in room
  • Bidet toilet