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Okinawa Churaumi Aquarium is one of the most popular attractions in Okinawa, Japan. Located within the Ocean Expo Park in Motobu Town, this world-class aquarium is famous for its massive tanks, rich marine biodiversity, and the majestic whale sharks that swim gracefully through its waters. The word "Churaumi" combines "chura" meaning beautiful in the Okinawan language and "umi" meaning ocean in Japanese — perfectly describing the stunning marine world visitors experience here.

How to Reach Okinawa Churaumi Aquarium, Okinawa

Okinawa Churaumi Aquarium is located on the northwestern coast of Okinawa Island in Motobu. If you're traveling from Naha (the capital city of Okinawa), the journey takes approximately 2 to 2.5 hours by car.

By Car: The most convenient way is to rent a car and take the Okinawa Expressway to the Nago area, then continue on local roads to Ocean Expo Park.

By Bus: You can take the Yanbaru Express Bus or Airport Limousine Bus from Naha Airport or Naha Bus Terminal. The final stop is the Ocean Expo Park Bus Stop, which is right near the aquarium.

Weather in Okinawa

Okinawa has a subtropical climate, with warm temperatures throughout the year. Summers (June to September) are hot and humid, with average highs around 30–32°C (86–90°F). Winters (December to February) are mild and comfortable, with temperatures ranging between 15–20°C (59–68°F).

The best time to visit Okinawa Churaumi Aquarium is during spring (March to May) or autumn (October to November), when the weather is pleasant and crowds are relatively low.

Timings of Okinawa Churaumi Aquarium

The aquarium is open daily, except for a few maintenance days in December.

Operating Hours:
- March to September: 8:30 AM to 6:30 PM (last entry at 5:30 PM)
- October to February: 8:30 AM to 6:00 PM (last entry at 5:00 PM)

Why Famous for Okinawa Churaumi Aquarium, Okinawa?

Okinawa Churaumi Aquarium is globally recognized for housing one of the world’s largest aquarium tanks — the Kuroshio Sea Tank — where massive whale sharks, manta rays, and hundreds of other marine species swim in harmony. The aquarium also focuses on marine conservation, showcasing coral reef ecosystems and deep-sea marine life native to Okinawa’s waters.

It stands out not just for its size, but for its innovative marine displays and research-based conservation programs, making it a leader among aquariums in Asia and the world.

Entry and Visit Details About Okinawa Churaumi Aquarium, Okinawa

Entry Fee:
- Adults (18+): ¥2,180
- High School Students: ¥1,440
- Elementary and Junior High Students: ¥710
- Children under 6: Free

Tickets can be purchased at the entrance or at convenience stores in Okinawa. Group discounts and combination tickets for other parts of Ocean Expo Park are also available.

History and Architecture

The Okinawa Churaumi Aquarium was opened in 2002 as part of the Ocean Expo Park, which was established to commemorate the 1975 Okinawa International Ocean Expo. The design of the aquarium reflects Okinawa's deep connection to the sea and local culture.

Architecturally, the aquarium was designed to blend in with its natural surroundings, facing the East China Sea. It uses natural seawater pumped from offshore, ensuring a healthy marine environment. The building is tiered on a slope, allowing for panoramic ocean views and easy visitor flow from upper to lower levels.

Things to Do at Okinawa Churaumi Aquarium

• Visit the Kuroshio Sea Tank: Watch whale sharks and manta rays in one of the world’s largest viewing panels.
• Explore Deep Sea World: Discover rare creatures from Okinawa’s deep-sea environment.
• Coral Sea Tank: View live coral reef ecosystems, nurtured using sunlight.
• Touch Pool: Interact with sea cucumbers and starfish in a kid-friendly area.
• Dolphin Shows: Free shows are available nearby at the Okichan Theater, just outside the aquarium.
• Stroll Ocean Expo Park: Enjoy gardens, beaches, and tropical plants around the aquarium complex.

Facts About Okinawa Churaumi Aquarium

• The Kuroshio Sea Tank holds 7.5 million liters of seawater.
• It was the world’s largest aquarium tank until 2005.
• The aquarium breeds and studies whale sharks — a rare feat globally.
• Over 700 species of marine life are on display.
• “Churaumi” means “beautiful ocean” in the Okinawan dialect.

Tips for Visiting Okinawa Churaumi Aquarium, Okinawa

• Arrive early to avoid crowds, especially in summer and on weekends.
• Combine your visit with other Ocean Expo Park attractions like the Tropical Dream Center and Emerald Beach.
• Don't miss the dolphin and sea turtle facilities nearby.
• Check the show and feeding schedule for manta rays and whale sharks in advance.
• Bring comfortable walking shoes — the aquarium and park area are large.
• Use public transport if you don’t want to drive; buses from Naha are convenient though they take longer.

Whether you are a solo traveler, visiting with family, or on a honeymoon, Okinawa Churaumi Aquarium offers a magical experience under the sea. Its blend of education, conservation, and entertainment makes it a must-visit destination in Okinawa, Japan.