noun
maritime accident; accident at sea
Refers to accidents involving ships or vessels, such as collisions, groundings, or sinkings.
昨夜、沖合で海難事故が発生した。
A maritime accident occurred offshore last night.
海難事故の防止には、気象情報の確認が欠かせない。
Checking weather information is essential for preventing accidents at sea.
Compound of 海難 (かいなん, 'marine distress') and 事故 (じこ, 'accident').