A boat and submarine hybrid, semi-submersible boats offer a glimpse of the world underwater that’s usually privy to only snorkelers and divers. In Ainan, Ehime, board one of these unique boats and explore the waters of Ashizuri-Uwakai National Park!
Go underwater and explore the stunning wonders of the sea in Ashizuri-Uwakai National Park — while staying completely dry! On this sightseeing tour in Ainan, Ehime, you’ll cruise the ocean on either of two special semi-submersible boats: ‘Yumekaina’ or ‘Gaiyana.’ From within the boats’ underwater observation rooms, you’ll be able to get an up-close look at the colorful corals and fascinating aquatic life in the ocean. Observe a beautiful coral reef and watch colorful tropical fish swim past right in front of your eyes. If you’re lucky, you may even get to see schools of sardines or a sea turtle! The tour lasts for approximately 40 minutes, with hourly timeslots available from 09:00 to 16:00. Please arrive 15 minutes before your timeslot for reception.