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Zoos

Fukushima Aquamarine

4.2 · 8,643 reviews
Educational and serene with significant natural light.
Fukushima Aquamarine, Tatsumicho-50 Onahama, Iwaki, Fukushima 971-8101, Japan
Interesting facts
1

The aquarium houses a rare specimen of the Coelacanth, a 'living fossil' fish, studied extensively via deep-sea research expeditions.

2

The facility is designed to replicate the environment of the Abukuma River, tracing the water from its mountain source to the Pacific Ocean.

3

The 'Shiome' current concept is physically represented by two massive tanks connected by a pedestrian walkway.

4

It is home to the largest outdoor touch-pool in Japan, known as Janome Beach.

5

The architectural structure utilizes a massive glass pyramid roof to create a naturally illuminated atrium space.

6

The aquarium actively collaborates with local fisheries to study the recovery of marine life in the region following the 2011 disasters.

Overview

Fukushima Aquamarine is a large-scale public aquarium in Iwaki that focuses on the ecological representation of the 'Shiome' sea, where the cold Oyashio and warm Kuroshio currents meet. The facility features a distinctive glass-roofed architecture designed to maximize natural light throughout the exhibits. Its signature tank is the triangular-shaped 'Shiome Sea' exhibit, which spans two floors and allows visitors to walk through a submerged tunnel. The aquarium emphasizes the reproduction of natural habitats, including a massive outdoor 'Janome Beach' tide pool area. It maintains a strong focus on conservation and research, particularly regarding the indigenous species of the Fukushima coastline. The facility includes a gift shop featuring local marine-themed crafts and educational materials. The aquarium is operated as a non-profit organization dedicated to environmental education.

Photo spot

The glass tunnel beneath the triangular Shiome Sea tank offers the most immersive perspective for photography.

Insider tips

Prioritize visiting the outdoor Janome Beach area first if the weather is favorable.

Allocate time to watch the scheduled feeding sessions, as they provide insight into the behavior of the larger predator species.

Check the daily presentation schedule upon arrival to catch the guided ecological talks.

What to avoid

Do not attempt to touch the animals outside of the designated 'touch pool' zones.

Good to know

Open daily year-round with no regular closing days, though occasionally subject to brief maintenance closures.

Etiquette

Avoid using camera flashes near the tanks to protect the welfare of the sensitive marine animals.

Plan your visit
Typical visit
3-4 hours
Best time to visit
Weekday mornings, as the facility is less crowded and provides a clearer view of the large tank exhibits.
Address
Fukushima Aquamarine, Tatsumicho-50 Onahama, Iwaki, Fukushima 971-8101, Japan
36.943, 140.901
Get directions
Details
Key exhibitsCoelacanth research display and the triangular Shiome Sea tank
Unique featureJanome Beach outdoor tidal environment

Frequently asked

Plan for about 3-4 hours to see the highlights.

The best time to visit is Weekday mornings, as the facility is less crowded and provides a clearer view of the large tank exhibits..

The glass tunnel beneath the triangular Shiome Sea tank offers the most immersive perspective for photography.

Close by you'll find Shiomidai Observation Deck, Onahama Marine Bridge, Matsushita Park.