Enjoy Active Leisure in Iwaki City, Fukushima Prefecture, the Hawaii of Tohoku ♪

Iwaki City in Fukushima Prefecture, with its mild climate all year round, has been called the Hawaii of Tohoku, and is a charming city. There are leisure facilities in and near the city where you can actively experience and have fun!


Aquamarine Fukushima, one of the largest aquariums in Tohoku, exhibits about 800 kinds of creatures. In addition, visitors can discover new attractions of living creatures through hands-on programs!


At Spa Resort Hawaiians, a vast hot spring theme park that can be enjoyed in any season, visitors can enjoy the large swimming pool, spa facilities, and hula girl shows to the fullest!


Abukuma Cave is 4218.3m long with an open area of 600m, where you can enjoy the beauty of stalactite formations while walking through the cave feeling like on an adventure ♪


Spend a pleasant holiday in Iwaki City and its vicinity, where it is warm and comfortable ♪

Aquamarine Fukushima, an aquarium where you can have a lot of experiences

Aquamarine Fukushima, one of the largest aquariums in Tohoku, is themed on the tidal sea where the Kuroshio and Oyashio currents meet and nurture a rich ecosystem.

Not only can you encounter about 800 species of living creatures, but there are also a variety of fun, hands-on activities, limited-time exhibitions and events ♪ Schedule time to go fishing, take a backyard tour, or observe the feeding time when the creatures are active!

You will discover new charms among the living creatures ♪

Play in an everlasting summer paradise! Spa Resort Hawaiians


Spa Resort Hawaiians is a hot spring theme park that uses the abundant hot water of Iwaki Yumoto Onsen in Fukushima Prefecture.

Enjoy a large swimming pool and water slides at the Water Park, an indoor spa facility called Spring Park, and one of the world's largest open-air baths, Edo-Jowa Yoichi;there are so many attractions you will not be able to enjoy them all in just one day! Don't miss the Polynesian show of hula girls and fire-knife dancers, an essential part of Hawaiians! 

Four lodging facilities are also available on site, so overnight leisure activities are also recommended ♪

Discover the art of nature at Abukuma Cave!

Abukuma Cave is 4218.3m in length, with a 600m open area, and is home to a wide variety of stalactites.

The caves are filled with waterfalls, drapery-like drops from the ceiling, and structures that jut out from the floor, creating a beauty of form rarely seen on earth ♪ There is a General Course that takes about 40 minutes, and an optional Exploration Course (about 10 minutes) that branches off from the general course to give visitors a more adventurous activity.

Enjoy the wonder and excitement of a subterranean space ♪

  • Aquamarine Fukushima, an aquarium where you can have a lot of experiences
  • Play in an everlasting summer paradise! Spa Resort Hawaiians

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