海かい洋よう哨しょう戒かい機きじ字FuriganaMeanings1nounmaritime patrol aircraft; MPAMilitary and coast guard aircraft used for maritime surveillance, anti-submarine warfare, and search and rescue.海かい洋よう哨しょう戒かい機きが不ふ審しん船せんを発はっ見けんした。A maritime patrol aircraft spotted a suspicious vessel.
