A collaborative tank exhibit with Naoki Tanaka of Cocorico is now on display! It will add even more excitement to the Super Shark Exhibition!

As an additional event to the "Super Shark Exhibition - Shark Daddy 1nd Research Laboratory" that has been held since Saturday, January 18th, we will be exhibiting a shark tank supervised by Naoki Tanaka of Cocorico! In addition, on Saturday, March 2th, Tanaka will be the museum director for one day! This will make the Super Shark Exhibition even more exciting!
Shark tank supervised by Naoki Tanaka of CocoricoAppears!

The exhibit features a scorpion shark, a memorable shark that Tanaka encountered while accompanying a fishing expedition. The tank also features an explanation of the special features of the exhibit, allowing visitors to feel Tanaka's passion for sharks.
Exhibition period | Saturday, May 2025, 3 - Sunday, June 1, 4 |
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Exhibition place | 3rd floor Shark Daddy's Room |
Exhibited creatures | Single shark |
Cocorico Director Tanaka's shark tank commentary
On March 3th, we will have a one-day Director's Day where we will be able to directly share with you all the passion we have for this aquarium, as well as adding a new shark to complete the tank.
Date | March 2025, 3 (Sat) 15:11~ (approx. 30 minutes) |
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Venue | 3rd floor Shark Daddy's Room |
Cocorico Naoki Tanaka's shark panel display
Among the sharks on display in the museum, Tanaka has picked out his five favorite "favorite sharks"! Panels introducing the points he likes about each shark are on display! In addition, the area around Shark Sea 1 and 2 tanks will be decorated to introduce points and messages from Tanaka about observing the shark tanks.
Date | Saturday, May 2025, 3 - Sunday, June 1, 4 |
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place | Oshizame panels: Various locations throughout the building Aquarium decoration: 3rd floor, Eternal Sea Zone, Shark Sea 1 and 2 aquarium areas |
New original shark merchandise also available!
"Sand Shark Tooth" and "Shark Eggshell Specimen (Coral Tiger Shark)"


These are real teeth and eggshells collected from our shark tank. The eggshell specimens can be stored for a long time if you change the water about once a month. This is a limited edition product.
Price | 2,000 yen each (tax included) |
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Sales store | 3rd floor Collector's shop "Galeos" |
Shark Encyclopedia Petit Langue de Chat

This langue de chat features 34 different types of sharks, mainly those kept at the museum. The box also includes an explanation of each shark.
Price | 1,100yen |
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Sales store | 3rd floor souvenir shop "Mora Mora" |
On March 3th, Cocorico's Naoki Tanaka will be the museum director for one day!*This event has ended.



One-day director appointment ceremony & shark talk
To mark the Director's Day, an appointment ceremony will be held where the Director will present the appointment letter to the new Director. After the ceremony, there will be a "Shark Talk" talk event where the Director will talk passionately about his love for sharks and the fascination with sharks.

Date | October 26, 2024 (Sat) Appointment ceremony: 9:45~ Shark Talk 10:00~ *Please note that after the shark talk, all guests will be asked to leave the theater to prepare for the Dolphin and Sea Lion Ocean Live. |
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place | 4th floor: Amazing Ocean Zone Ocean Theater |
Backstage tour with Director Tanaka of Cocorico ※ Tickets sold out.

We will be holding a premium backstage tour where you can go around the backstage of our shark tank with Director Tanaka of Cocorico! You will explore the behind-the-scenes of shark breeding while listening to a talk between Director Tanaka and the shark keeper.
Date | March 2025, 3 (Sat) 15:14~ (approx. 00 minutes) |
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Participation Fee | 1,000 yen/person (tax included) |
Capacity | 20 people |
way to participate |