a type of military boat used between the Warring States Period and the Edo Era

a spaceship (vehicle that flies through space, designed to fly with human onboard)

icebreaker (ship designed to break through ice)

patrol boat

riptide, rip current, offshore current - a strong surface flow of water returning seaward from near the shore.

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

Pterygota, a subclass of insects that includes winged insects

(Buddhism) think on the power of Kannon

a shipworm

catamaran