nuclear-powered ship

(idiomatic) godsend, lifesaver

outside of a 船 – boat (船), spaceship (宇宙船), etc.

Suspicious seacraft. The DPRK (North Korea) especially has a habit of iilegally trespassing into Japanese waters.

tour boat

a place of historical or archaeological importance; historic ruins; the remains of a previous civilization / land or position left by one who passes away; also, the person who inherits such

伊勢海老, 伊勢蝦: sea lobster

a Japanese spiny lobster (Panulirus japonicus)

Synonym of 宇宙人 (uchūjin, “alien”) (life form of non-Earth origin)

heterosexuality