AQUARIUM STAY

Make memories with sea creatures at the aquarium!

We are offering a stay package that includes admission tickets to Maxell Aqua Park Shinagawa.
Guests with reservations under this accommodation package will be able to enter without waiting even during busy times. In addition, guests staying on the Club Floor can use the club lounges at Takanawa area as well as the Sauna & Whirlpool Bath at The Prince Sakura Tower Tokyo.
Enjoy the collaboration between sea creatures and digital art of sounds, lights, and images.

Package Includes:

1. Admission ticket to Maxell Aqua Park Shinagawa (1 ticket per person)
   *Please pick up your ticket at the Front Desk and exchange it at the Ticket Center (1F) in Maxell Aqua Park Shinagawa for admission.
   *The admission ticket can be used any day during your stay.
   *Opening hours vary depending on the time of year. For details, please check the official website.
   *Opening hours are subject to change without notice.
   *Events are subject to change or cancellation due to the animals’ physical condition or weather conditions.
2. Buffet style breakfast (only for guests staying with breakfast included package or staying at the club floor)
3. Club Floor benefits (only for guests staying at the Club Floor)

Check-in / Check out

For members: Check-in 2:00P.M. / Check out 11:00A.M.
For non-members: Check-in 3:00P.M. / Check out 11:00A.M.

Valid stay dates: – March 31, 2026

Book from here:

Maxell Aqua Park Shinagawa

About 2 minutes walk from Shinagawa Station.
“Tokyo’s cutting-edge entertainment” conveys the charm of living creatures through a variety of productions. These urban aquariums bring you the charm of the sea world in a space that makes full use of digital technology.

Learn more about Aquapark

Breakfast Information

Relax and enjoy a morning buffet in the bright restaurant interior with its open kitchen.

Location: PATIO Grand Café Hours: 6:30A.M.- 11:00A.M.

*Breakfast is included in the room rate for those who have booked the breakfast package.

Benefits for guests staying at the Club Floor:

－Lounge Hopping

• HANAMIYABI Club Lounge at Grand Prince Hotel Takanawa (1F)
• CLUB LOUNGE at Grand Prince Hotel Shin Takanawa (1F)

－Complimentary access to Sauna & Whirlpool Bath

Please note:

• The accommodation fees include service charges and taxes. (Accommodation taxes are not included)
• Free cancellation until 48 hours prior to arrival
• Children age 6 and below stay free in existing room bedding.
• All rooms are equipped with free internet (wired LAN/wireless LAN)
• Depending on future circumstances, the operating format of each facility may change without notice.
• Ingredients and menus may change depending on events, seasons, and purchasing situations.
• Regarding food allergy accommodations at our restaurants and banquet facilities, we are only able to address the following eight allergens: shrimp, crab, walnuts, wheat, buckwheat, eggs, dairy, and peanuts. Guests who wish for accommodations regarding any of these eight allergens are asked to make a request in advance. To give top priority to the safety of our guests, we regret we are unable to make accommodations regarding ingredients other than the eight allergens.

 Takanawa Area Exclusive: Get 3 Times the points!

In appreciation for our valued guests, we are running 3 times the points promotion for a limited time.
Earn points and redeem them at our restaurants and accommodations.
Points earned can be used immediately!

Period January 5th, 2026 – February 28th, 2026 *Eligibility is limited to guests making purchases at participating stores and complete payment during the promotion period.

Learn more

Official Seibu Prince Global Rewards App

*Images are shown for illustration purposes only.