
We are pleased to announce that Aqua World Ibaraki Oarai Aquarium (hereinafter "Aqua World Oarai") will be holding its first-ever collaboration event for a limited time from Thursday, November 20th to Sunday, December 14th.
During this collaboration event, Aqua World Oarai will feature a special tank to support Kashima Antlers, sell collaboration merchandise, and offer a limited-edition annual passport. Additionally, on Saturday, November 29th, there will be a talk event with Antlers OB Yasushi Endo. Antlers club mascot Anton will also visit, and you can take photos with him, so please come and join us.
Furthermore, on Saturday, December 6th, a mini mobile aquarium will appear at the 2025 Meiji Yasuda J1 League Matchday 38 against Yokohama F. Marinos. You can enjoy interacting with leopard sharks, among other things, so please enjoy it before the match.
Collaboration Project Overview
Collaboration Project at Aqua World Oarai■Special Kashima Antlers Support Tank

The special support tank will feature "Kashima Tako" (Kashima octopus), a local specialty of Kashima City characterized by its firm flesh due to being raised in the rough seas of Kashima-nada. "Shikatako," a Kashima Antlers character, will also be hidden inside the tank, and the area around the tank will be specially decorated in Kashima Antlers style.
[Event Period]
Thursday, November 20th to Sunday, December 14th
[Location]
Aqua World Oarai (8252-3 Isohama-cho, Oarai-machi, Higashiibaraki-gun, Ibaraki Prefecture) 3rd floor, Encounter with the Sea Zone
[Exhibited Species]
Common octopus (Kashima Tako)
*Exhibition content may change depending on the condition of the animals.
■Limited Quantity Collaboration Merchandise Sales

We will be selling special collaboration merchandise featuring marine life and Kashima Antlers. We have goods with illustrations of Anton, the club mascot, and marine animals, as well as random can badges and random keychains designed with players and sharks, dolphins, sea lions, and penguins. All items are available in limited quantities, so please purchase them early.
[Sales Period]
Thursday, November 20th to Sunday, December 14th
[Sales Location]
Aqua World Oarai 3rd floor, Souvenir Shop "Moramora"
[Product Details]
・A4 Clear File 1 pc. 550 yen (tax included)
・Acrylic Keychain 1 pc. 880 yen (tax included)
・Mini Towel 1 pc. 770 yen (tax included)
・Drawstring Pouch 1 pc. 1,320 yen (tax included)
・Magnet 1 pc. 550 yen (tax included)
・[Blind Box] Can Badge (all 32 types) 550 yen (tax included)
・[Blind Box] Acrylic Keychain (all 32 types) 550 yen (tax included)
*Please note that stock for each product is limited.
■Sales of Kashima Antlers Limited Design Aquarium Annual Passport

To commemorate this first collaboration, we will be selling a collaboration-limited design annual passport for a limited time. This advantageous passport is valid for one year from the date of issue and allows you to visit the aquarium as many times as you like.
[Sales Period]
Thursday, November 20th to Sunday, December 14th
[Sales Location]
Aqua World Oarai Ticket Sales Counter
[Sales Price]
Adults 4,600 yen, Elementary and Junior High School Students 2,200 yen, Infants (3 years and older) 800 yen
■Special Collaboration Day (11/29) Event! Antlers OB Yasushi Endo Talk Event & Club Mascot "Anton" Greeting
1) Yasushi Endo Talk Event

This is a talk show featuring Antlers OB Yasushi Endo as a guest, where he will share valuable stories that can only be heard here, including anecdotes from his active playing days, his hobby of fishing, and recommendations for spots in Kashima City where he lived during his time with the club.
[Date and Time]
Saturday, November 29th, 16:00-16:30
[Location]
Aqua World Oarai 4th floor, Ocean Theater in the Sea of Wonder Zone
*Participation in the talk event is free and open to everyone, but each person needs a ticket to enter the aquarium.
*Admission may be closed once capacity is reached.
2) Greeting with Club Mascot "Anton"

Anton, the club mascot, will visit the aquarium and interact with visitors and hold a photo session.
[Date and Time]
Saturday, November 29th, 14:30-14:50
*Aqua World Oarai's mascot character is also scheduled to appear.
*There will also be photo opportunities with Anton at times other than the above, so please check the information at the venue for details.
[Location]
Aqua World Oarai, near the General Information Desk
*Participation is open to everyone. Interaction and photo sessions are free, but each person needs a ticket to enter the aquarium.
*During crowded times, we may limit participation or ask for your cooperation.
*Content may be subject to change.
Yokohama F. Marinos Match Home Game Collaboration Event at Mercari Stadium
■"Mini Mobile Aquarium" where you can interact with leopard sharks

A mini mobile aquarium will appear at the home game event for the 2025 Meiji Yasuda J1 League Matchday 38 against Yokohama F. Marinos. There will be an opportunity to interact with leopard sharks from Aqua World Oarai, which boasts the largest number of shark species bred in Japan.
[Date and Time]
Saturday, December 6th, 10:00-14:00
[Location]
Main Arena within Kashima Sports Center (next to Mercari Stadium)
*Participation is free and open to everyone.
*Content may be subject to change.

