The World of Transparent Specimens
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Today's Opening hours

  • 9:00～17:00[Last admission 16:00]

Today's Opening hours

  • 9:00～17:00[Last admission 16:00]

Ticket Information

Admission fees / Online ticket / Annual passport / Group Customers

Access

By Car / By Train

Ticket
Museum guide
Event Program

PICK UPPickup

Sharks are amazing, but it's not just sharks.

Sharks are amazing, but it's not just sharks.

Aqua World Oarai showcases a variety of "New World Seas."
Dolphin and Sea Lion Ocean Live will be renewed on Thursday, March 12th!

Dolphin and Sea Lion Ocean Live will be renewed on Thursday, March 12th!

New Dolphin and Sea Lion Ocean Live "WOOOOARAI! - The story of our encounter begins here"
"The World of Beautiful Transparent Specimens: Skeletons in Glass" - October 1st to December 6th

"The World of Beautiful Transparent Specimens: Skeletons in Glass" - October 1st to December 6th

A collaboration project with transparent specimen artist Iori Tomita! Why not immerse yourself in the mystical world of transparent specimens?
Exciting and thrilling!? 'Halloween Aqua World 2026'

Exciting and thrilling!? 'Halloween Aqua World 2026'

'Halloween Aqua World 2026' starts on October 1st!
Discounted advance tickets for Hitachi Seaside Park are now on sale!

Discounted advance tickets for Hitachi Seaside Park are now on sale!

Blooming Aqua World Oarai is currently exhibiting a "Kochia Tank" where vibrant red plants dance in the air.
NIGHT AQUAWORLD Halloween ver. (Saturday nights in October)

NIGHT AQUAWORLD Halloween ver. (Saturday nights in October)

Enjoy a nighttime aquarium experience with a vibrant and fantastical atmosphere inspired by Halloween!
Special Program Information for July

Special Program Information for July

Interacting with the creatures and experiencing things only possible at an aquarium await you
Mirai Try Ooarai - What we can do for the future -

Mirai Try Ooarai - What we can do for the future -

Introducing Aqua World Oarai's SDGs Activities ~SDGs Week Panel Exhibition Now On~
Additional event! [Annual Pass Holder Only] NIGHT AQUAWORLD on November 23rd

Additional event! [Annual Pass Holder Only] NIGHT AQUAWORLD on November 23rd

Due to popular demand, we're holding an additional event! A nighttime aquarium experience exclusively for annual pass holders! 'NIGHT AQUAWORLD'
Special pre-opening entry for annual pass holders only, held on August 4st and 1nd.

Special pre-opening entry for annual pass holders only, held on August 4st and 1nd.

Annual pass holders only!! A special event allowing entry to the aquarium before opening hours.
Nature experience cram school

Nature experience cram school

The Nature Experience Program aims to foster environmental awareness through encounters and experiences with living creatures, and to connect these experiences to individual actions.
Notice of group reservation

Notice of group reservation
Please make use of Aqua World Oarai as a place for leisure activities.

Please make use of Aqua World Oarai as a place for leisure activities.

In conjunction with the introduction of "L'Acation" in Ibaraki Prefecture, we are offering special discounts on admission fees to eligible individuals.
Introducing the private rental plan

Introducing the private rental plan

It can be used for receptions, wedding photos, etc.
Aqua World Oarai Annual Passport

Aqua World Oarai Annual Passport

Why not take a journey through the four seasons of the aquarium with an annual pass?

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