Grand Nikko Tokyo Bay Maihama: Hotel Event '5th Anniversary Thanks Finale' to be Held from May 15

Grand Nikko Tokyo Bay Maihama (Location: Urayasu City, Chiba Prefecture, General Manager: Yuji Shimada), which celebrated its 5th anniversary, will hold the '5th Anniversary Thanks Finale' from Friday, May 15, 2026, to Tuesday, June 30, 2026, featuring a packed schedule of events to splendidly conclude its anniversary year.

◆ '5th Anniversary Thanks Finale' https://tokyobay.grandnikko.com/news/478/

'5th Anniversary Thanks Finale' Atrium Decoration

To express our gratitude for your continued patronage, our hotel has been developing initiatives to enhance your hotel stay during the 5th-anniversary year, which began in July 2025. As a culmination of the 5th-anniversary events held over the past year, we have prepared plans to look back on our journey with our guests and connect those memories to the future.

The atrium has been the stage for events throughout the anniversary year. Among them, the "5th Anniversary Monument," which has added splendor by changing its appearance with each season, will be adorned with colorful balloon motifs celebrating the finale. Furthermore, LED illuminations descending from the 37-meter-high ceiling and streetlights will be dyed in rainbow colors, enveloping the entire space in a fantastical light at night.

Additionally, we offer various experiential events, including an exhibition of a giant mosaic art panel created from memorable photos taken at the hotel, memorial letters to be sent to your future self one year later, a digital stamp rally, and a grand lottery where you can win accommodation vouchers. Please enjoy a memorable time in a festive atmosphere befitting the finale.

Hotel Event '5th Anniversary Thanks Finale' Overview

【Period】 Friday, May 15, 2026 – Tuesday, June 30, 2026

【Location】 Grand Nikko Tokyo Bay Maihama Atrium (3rd floor)

【Inquiries】 Sales Planning TEL.047-711-2396 (Weekdays 10:00 – 17:00)

① 5th Anniversary Monument / Atrium Illumination

The 5th Anniversary Monument, which has added splendor with seasonal decorations, will be adorned with colorful balloon decorations celebrating the finale during the event period. Also, LED illuminations descending towards the central plaza of the atrium will switch to rainbow colors, allowing you to enjoy an even more festive atmosphere at night.

【Time】 All day

5th Anniversary Monument

② 5th Anniversary Mosaic Art Panel

We will exhibit a giant mosaic art panel created using memorable photos from Grand Nikko Tokyo Bay Maihama, submitted by everyone. The many precious memories you have sent will become one large work symbolizing the 5th-anniversary finale, adorning the atrium.

【Time】 All day

5th Anniversary Mosaic Art Panel

③ 5th Anniversary Memorial Letter

Guests will write a message to their future selves one year later on an original design postcard depicting various scenes of Grand Nikko Tokyo Bay Maihama and post it in a special mailbox. The postcards will be carefully stored at the hotel and sent to everyone on July 1, 2027, the hotel's anniversary date one year later.

【Time】 All day

【Fee】 Free

5th Anniversary Memorial Letter Image

④ Digital Stamp Rally "5th Anniversary Memory"

A digital stamp rally will be held where guests use their smartphones to read QR codes hidden in the atrium and collect stamps.

Depending on the number of stamps collected, guests will receive coupons usable within the hotel and can enter a lottery to win restaurant vouchers or hotel accommodation vouchers.

【Time】 All day

【Fee】 Free

⑤ Thanks Finale Grand Lottery

A grand lottery will be held for a limited period of 5 days to conclude the '5th Anniversary Thanks Finale'. We have prepared numerous prizes befitting the 5th-anniversary milestone, including hotel accommodation vouchers, restaurant vouchers, and original hotel goods, all expressing our gratitude.

【Period】 Friday, June 26, 2026 – Tuesday, June 30, 2026

【Time】 17:00 – 22:00 (Ends when prizes run out)

【Fee】 500 yen per entry (Limited to 50 entries per day)

Grand Nikko Tokyo Bay Maihama

Grand Nikko Tokyo Bay Maihama, with its impressive pink exterior exuding a Southern European ambiance, is a hotel where guests can "experience the comfort of liberating their five senses in a high-quality space," based on the Grand Nikko brand concept, enveloped by the refreshing resort breeze, and feeling at ease.