The Souya is a Japanese museum ship that previously served as an icebreaker and patrol boat, and was the first Japanese ship to take part in an Antarctic research expedition. The anime tells the adventures of the ship and its crew.

The Souya is a Japanese museum ship that previously served as an icebreaker and patrol boat, and was the first Japanese ship to take part in an Antarctic research expedition. The anime tells the adventures of the ship and its crew.