“Rilakkuma x Joetsu Municipal Aquarium Umigatari” will be held ♪

The first collaboration event between the aquarium and Rilakkuma will be held! “Rilakkuma x Joetsu Municipal Aquarium Umigatari” will be held from 2026/6/26 (Friday) ♪

This collaboration project is designed with the theme of “Umi Rilakkuma,” where you will be healed by Rilakkuma and the others who wobble in the beautiful ocean, and we will tour the museum while enjoying the world view of Rilakkuma and tell you about the appeal of sea creatures.

“Rilakkuma x Joetsu Municipal Aquarium Umigatari” Period: 2026/6/26 (Friday) to 9/23 (Wed/Holiday)

This is a stamp rally where you can collect Rilakkuma's stamps while visiting the museum. Those who collect the 5 types of stamps in the building will randomly receive 1 type of original acrylic key chain as a novelty to commemorate the goal. ※Ends as soon as it runs out

You can carefully observe living creatures along with the original explanation panel designed by “Rilakkuma” and the others.

Panels and stuffed animals where you can take pictures with Rilakkuma and the others will be set up inside the building. You can enjoy taking commemorative photos together while going around the panels installed throughout the building.

There are also many original collaboration goods that can only be obtained at “Umigatari”! Please be sure to get cute limited-edition goods ♪

*For “Kururinzu,” you can purchase up to 2 items of each product per person. Also, in order to check the purchase status, we may check the admission ticket or annual passport at the time of purchase. Please be aware in advance.

Introducing a delicious and cute collaboration menu! Please enjoy food, desserts, and drinks that can only be eaten here ♪

Details will be posted on the official website and SNS from time to time!

▼Click here for details▼ https://www.umigatari.jp/joetsu/

[Inquiries about events] Joetsu Municipal Aquarium Umigatari Email: hkj-js9.info@seibugroup.jp

[Inquiries about goods] Aqua Co., Ltd Email: info@aqua-yokohama.co.jp