[GRAND MONday Resort TOKYO BAY MAIHAMA]

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[Notice Regarding Changes to Check-out Times]

Thank you very much for your continued patronage of GRAND MONday Resort Tokyo Bay Maihama.
For new bookings made on or after 12 August 2026, the check-out time will be changed as follows.
We would be most grateful for your understanding.


For bookings made on or after 11 August 2026: Check-out by 12:00 PM
For bookings made on or after 12 August 2026: Check-out by 11:00 AM


*Please note that check-in and check-out times may vary depending on the package. 
Some packages, such as the Short Stay Package, have different times to those listed above, so please check the details of each package when making your booking.
*This change applies to new bookings made on or after 12 August 2026. Guests who have made a booking by 11 August 2026 will be subject to the terms and conditions applicable at the time of booking.

 

Unlock Exclusive Perks: Join hotel MONday Today

New Members - Score an instant 10% off your stay!

Don't miss out on these VIP treats and more!

 

 

[Regarding Accommodation of Children]

  • Children under 6 can share existing beds at no extra charge
  • One child per adult, or two children for 2+ adults
  • No extra amenities (including towels, slippers, robes, etc.) will be provided for bed-sharing kids
  • Additional children beyond this limit will be charged as adults

Please note:
Extra beds incur adult rates, regardless of age.

 

[Information on Using the Car Park]

On the day of your stay: 3:00 PM – 12:00 PM the following day (until checkout)
Extensions to these hours will be determined based on parking availability on the day of your stay.

Additionally, an extra fee will apply.

■ Important Notes
Reservations are required. Please be sure to contact us by phone to make a reservation.
*We cannot guarantee a parking space based on entries in the remarks section or similar fields.
*The number of parking spaces is limited.

 

◆Our neighbouring group hotels◆
MONday Maihama 1 and Maihama 2 are close by, and share what makes a Maihama stay easy: a free shuttle to Tokyo Disney Resort® and a rooftop pool.

If your preferred dates are unavailable at this hotel, or if a lower rate would suit you better, please consider taking a look.

 

■ Premium hotel MONday MAIHAMA ViewⅠ
■ Premium hotel MONday MAIHAMA ViewⅡ

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[Time Sale] Breakfast Included(With Member Benefits)

[Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)
  • [Time Sale] Breakfast Included(With Member Benefits)

If you make a reservation after registering as a new member or logging in as a member, you will receive a member-only benefit.
　　We recommend you to make a membership reservation for the best rates and great benefits.

 

For new reservations made on or after August 12, 2026, the check-out time will be changed to 11:00 AM. For guests with reservations made on or before August 11, 2026, the check-out time of 12:00 PM will apply.

 

A new hotel opening in July 2026!
We have prepared a Breakfast-Included plan for your stay at a great value.



We offer a variety of room types ranging from 25 to 50 square meters.
The rooms can be used for a wide range of purposes, including business, family, and group travel.
The hotel is conveniently located with easy access to Maihama Resort, and the facility also features a swimming pool and a large public bath to help you relax after a long day of travel!

We hope you will take this opportunity to stay at our hotel. Our staff is looking forward to welcoming you.


[About Breakfast]
・The hotel restaurant offers a varied breakfast buffet.
   Business Hours 6:30 ～ 10:00 （9:30 L.O.）

 

[Shuttle Bus Information]
・Free shuttle bus service to Maihama Station.
　Guests staying at our hotel may use the complimentary shuttle bus to Maihama Station.
　Please check the official website for details.

 

【Pool Information】
Enjoy the resort pool 365 days a year—as a place where both adults and children can play to their hearts’ content in the summer, and as a soothing hot pool with a higher water temperature in the winter.


Day Pool Hours: 8:00 a.m. – 7:00 p.m. (Last admission at 6:30 p.m.)
*For the summer season only (until August 31, 2026), the closing time for the day pool will be extended from 5:00 PM to 7:00 PM.
[Mon–Thu] Adults: 3,500 yen / Elementary school students and younger: 2,500 yen
[Fri–Sun & Holidays] Adults: 4,500 yen / Elementary school students and younger: 3,000 yen

Night Pool Hours: 6:00 PM – 10:00 PM (Last admission at 9:30 PM)
Adults: 4,000 yen


*A fee applies for each day of use.
*The Day Pool is available from the time of check-in on the check-in date until check-out on the check-out date.
*Please note that the pool cannot be used after check-out.
*The Night Pool is available only to guests 18 years of age or older.
*If you wish to use the Day Pool or Night Pool, please contact the hotel.
*Smoking is not permitted in the pool area. Please use the hotel’s designated smoking room.
*Admission may be restricted during peak times.
*Please check the official website for other important notices and information.
 


[Large Bathhouse Information]
・We provide a spacious large bathhouse where you can soothe the fatigue of travel and refresh both body and mind.
　
[Accommodation]
・ Free WIFI is available in all rooms.

[Children's accommodation]
・ Children under 6 years old can use the bed free of charge when using existing bed.
The number of people who can sleep together is as follows.
When staying with 1 adult: Up to 1 child can use existing bed
When staying with 2 or more adults: Up to 2 children can sleep together

・ If you use a bed, the price will be the same as an adult regardless of age.
・ Amenity / slippers / towels / clothes are not provided for bed-sharing children.
・ If you make a reservation for a child who sleeps with more than the specified number of people above, the room charge for the excess child will be the same as that for an adult and will be paid locally. Please note.

Members' discount
Sign up as a new member or log in as a member and get 10% off

  • You can use this coupon.
Check-in
15:00 - 26:00 (Early check-in is available from 14:00 for members only! If you wish to check in early, please indicate your preferred check-in time in Notes when you make a reservation. Please note that we may not be able to provide this service if you make a reservation on the same day)
Check-out
12:00
Reservation period
15 Apr 2026 [10:00] -31 Jan 2028 [23:59]
Accommodation availability period
17 Jul 2026 -31 Jan 2028
Meals
Breakfast included
Payment method
On-site payment or online credit card payment
Reservation time limit
By 23:59 on date(s) of stay
Deadline for changes to reservations
By 23:59 on date(s) of stay
Deadline for cancellation
By 23:59 on date(s) of stay
Cancellation fee
*The time displayed is Japan Standard Time (JST).

Select the date(s) of stay by room vacancy status

Change room

  • Ocean Front Superior Twin Room
    Ocean Front Superior Twin
    • Price per person 12,760 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 4 persons
  • Ocean Front Superior Wide Twin Room
    Ocean Front Superior Wide Twin
    • Price per person 12,975 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 5 persons
  • Ocean Front Deluxe Corner Room
    Ocean Front Deluxe Corner
    • Price per person 16,737 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 5 persons
  • Ocean Front Deluxe Corner Room【High Floor】
    Ocean Front Deluxe Corner [High Floor]
    • Price per person 17,597 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 5 persons
  • Ocean Front Park Side Deluxe Corner Room
    Ocean Front Park Side Deluxe Corner
    • Price per person 16,952 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 5 persons
  • Ocean Front Park Side Deluxe Corner Room【High Floor】
    Ocean Front Park Side Deluxe Corner [High Floor]
    • Price per person 17,812 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 5 persons
  • Ocean Front Suite Room
    Ocean Front Suite
    • Price per person 22,220 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 6 persons
  • VIP Ocean Front Suite Room【Top Floor】(Includes lounge access)
    VIP Ocean Front Suite [Top Floor]
    • Price per person 25,720 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 6 persons
  • Ocean Front Suite Universal Room
    Ocean Front Suite Universal
    • Price per person 22,220 JPY- (At 2 person(s) per room)
    • Occupancy 1 to 4 persons
How to read this calendar …
  • Aug 2026
  • Sep
  • Oct
  • Nov
  • Dec
  • Jan 2027
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul

Sun Mon Tue Wed Thu Fri Sat
1night(s)1room(s)Total fee for 2 adults(Estimate)

My phone number is +81 47 353 2525

Note: Prices include consumption tax.

Please inquire about this plan by phone
Telephone no. GRAND MONday Resort TOKYO BAY MAIHAMA +81 47 353 2525
Homepage https://hotel-monday.com/resort/maihama/?wovn=en
This plan is sold out.
Information on the selected room(s)
Ocean Front Deluxe Corner [High Floor]
Ocean Front Deluxe Corner [High Floor]
Ocean Front Deluxe Corner Room【High Floor】
Smoking/Non-smoking
Non-smoking
Room size
36.11 m2
Wi-Fi
Yes
Toilet
Warm-water bidet toilet
Shower / Bath
No
Shower
Yes
Air purifier
No
Refrigerator
Yes

We will arrange a room on the 9th floor or higher.

〇Size: 36.11㎡
〇Bed: 2 Double Beds, 1 Sofabed
〇Capacity 7 people (including 5 adults + up to 2 people sleeping together)
〇Free Wi-Fi in all rooms
〇Original mattress
〇Shower


[Attention]
※For groups of three guests, we will convert the sofa into a bed for your use.
※The main bed size is "W1400xL2030" (the size of a double bed). Please note that when staying with the following number of people, each bed will be occupied by 2 persons.

Ocean Front Deluxe Corner Room【High Floor】 →4 persons or more

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Date(s) of stay

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night(s)

Number of rooms

room(s)

At least 1 room(s) must be vacant for you to book this plan. Please change the date of stay, or select a different date from the calendar above.

Please enter the number of guests.

Room occupancy: 1 to 5 persons

1st room Type of Guest Meals Bedding Required Number of Guests
Male guests Standard meal(s) (Male) Yes person(s)
Female guests Standard meal(s) (Female) Yes person(s)
Children age 7-12 The Same meal(s) as an adults Yes person(s)
Children age 3-6 Children's meal(s) Yes person(s)
Children age 3-6 Meal(s) not required Yes person(s)
Children age 3-6 Meal(s) not required No person(s)
Children Under age 3 Meal(s) not required Yes person(s)
Children Under age 3 Meal(s) not required No person(s)
2nd room Type of Guest Meals Bedding Required Number of Guests
Male guests Standard meal(s) (Male) Yes person(s)
Female guests Standard meal(s) (Female) Yes person(s)
Children age 7-12 The Same meal(s) as an adults Yes person(s)
Children age 3-6 Children's meal(s) Yes person(s)
Children age 3-6 Meal(s) not required Yes person(s)
Children age 3-6 Meal(s) not required No person(s)
Children Under age 3 Meal(s) not required Yes person(s)
Children Under age 3 Meal(s) not required No person(s)
3rd room Type of Guest Meals Bedding Required Number of Guests
Male guests Standard meal(s) (Male) Yes person(s)
Female guests Standard meal(s) (Female) Yes person(s)
Children age 7-12 The Same meal(s) as an adults Yes person(s)
Children age 3-6 Children's meal(s) Yes person(s)
Children age 3-6 Meal(s) not required Yes person(s)
Children age 3-6 Meal(s) not required No person(s)
Children Under age 3 Meal(s) not required Yes person(s)
Children Under age 3 Meal(s) not required No person(s)
4th room Type of Guest Meals Bedding Required Number of Guests
Male guests Standard meal(s) (Male) Yes person(s)
Female guests Standard meal(s) (Female) Yes person(s)
Children age 7-12 The Same meal(s) as an adults Yes person(s)
Children age 3-6 Children's meal(s) Yes person(s)
Children age 3-6 Meal(s) not required Yes person(s)
Children age 3-6 Meal(s) not required No person(s)
Children Under age 3 Meal(s) not required Yes person(s)
Children Under age 3 Meal(s) not required No person(s)
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