Word波浪警報はろうけいほうharoukeihouMeaninga high-wave warningPart of speechnounPronunciationCourseHardcore JapaneseLessonChanging plans after a ferry cancellationUsages of haroukeihou波浪警報はろうけいほう に 応おうじて、 宿泊延長しゅくはくえんちょう を する。haroukeihou ni oujite, shukuhakuenchou o suru.I extend my overnight stay according to the high-wave warning.