[Joetsu Municipal Aquarium Umigatari] First Rilakkuma Collaboration Event: 'Rilakkuma × Joetsu Municipal Aquarium Umigatari'
Joetsu Municipal Aquarium 'Umigatari' will host its first collaboration event with 'Rilakkuma' from June 26 to September 23, 2026, to celebrate its 8th anniversary. The event features original panels, a stamp rally, and limited-edition merchandise.
📋 Article Processing Timeline
- 📰 Published: May 29, 2026 at 12:00
- 🔍 Collected: June 1, 2026 at 03:02 (63h 2m after Published)
- 🤖 AI Analyzed: June 1, 2026 at 19:49 (16h 47m after Collected)
Joetsu Municipal Aquarium 'Umigatari,' which celebrates its 8th anniversary on June 26, 2026, will hold its first collaboration event with the long-beloved character 'Rilakkuma' for a limited time from Friday, June 26, to Wednesday, September 23, 2026.
This project offers an unprecedented special experience where visitors can enjoy the world of marine life at 'Umigatari' alongside the world of Rilakkuma. This is the first collaboration event between Rilakkuma and an aquarium in Japan.
The theme for this project is 'Umi-Rila Kibun' (Ocean Rilakkuma Mood), featuring Rilakkuma relaxing and swaying in the beautiful sea. The aquarium will feature original explanatory panels and photo spots, and will conduct a stamp rally. Visitors who collect 5 types of stamps will receive a random original acrylic keychain (5 types in total) as a commemorative prize.
Additionally, limited-edition original merchandise will be sold at the 'Museum Shop Regalo' on the first floor, and the restaurant 'Ristorante Los Cuentos del Mar' on the first floor will serve collaboration menu items (6 types in total).
This project offers an unprecedented special experience where visitors can enjoy the world of marine life at 'Umigatari' alongside the world of Rilakkuma. This is the first collaboration event between Rilakkuma and an aquarium in Japan.
The theme for this project is 'Umi-Rila Kibun' (Ocean Rilakkuma Mood), featuring Rilakkuma relaxing and swaying in the beautiful sea. The aquarium will feature original explanatory panels and photo spots, and will conduct a stamp rally. Visitors who collect 5 types of stamps will receive a random original acrylic keychain (5 types in total) as a commemorative prize.
Additionally, limited-edition original merchandise will be sold at the 'Museum Shop Regalo' on the first floor, and the restaurant 'Ristorante Los Cuentos del Mar' on the first floor will serve collaboration menu items (6 types in total).
FAQ
「リラックマ × 上越市立水族博物館 うみがたり」イベントはいつ開催されますか？
2026年6月26日（金）から9月23日（水・祝）まで開催されます。
どのようなコラボ企画がありますか？
オリジナル解説パネルの設置、撮影スポット、スタンプラリー、限定オリジナルグッズの販売、コラボメニューの提供などが予定されています。
スタンプラリーの参加方法とノベルティを教えてください。
館内5種類のスタンプを集めると、ゴール記念のノベルティとしてオリジナルアクリルキーホルダー（全5種）がランダムでプレゼントされます。台紙は1階チケット売場にて600円（税込）で販売されます。
コラボメニューはどこで提供されますか？
1階レストラン「レストランテ ロス クエントス デル マール」にて、ランチプレートやサンデーなど全6種類のメニューが提供される予定です。
水族館の入館料について障がい者割引はありますか？
身体障がい者手帳、療育手帳、精神障がい者保健福祉手帳をお持ちの方は個人料金の5割引となります。対象者1名に対し介助者1名まで5割引となり、ミライロIDも利用可能です。