Flying boat (Anime)

The flying boat (飛行艇) is a multi-purpose airplane developed by the nation of Hizuru some time during the years 852 and 853.

Uses
As the name suggests, the flying boat can function as both a ship and an airplane depending on the users' needs.

The ship produced by Hizuru is fueled by iceburst stones found in Paradis Island.

War for Paradis arc
In the year 854, Kiyomi Azumabito introduces Dhalis Zachary to an observation craft; the world's first flying boat powered by Iceburst Stone.