温あつ海みあつみMeanings1nounwarm seaRefers to a sea or ocean area with warm water. Often used in geographical or descriptive contexts.温あつ海みに面めんした地ち域いきでは、冬ふゆでも比ひ較かく的てき暖あたたかい。Regions facing a warm sea are relatively mild even in winter.