遭そう難なん信しん号ごうそうなんしんごうじ字FuriganaMeanings1noundistress signal; SOSA signal sent when in danger, especially at sea or in the mountains. Often used in the context of ships, aircraft, or outdoor accidents.See also: 救難信号船ふねが遭そう難なん信しん号ごうを発はっ信しんした
