海鷂魚[ei] ray (fish)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一天四海[ittenshikai] the world
雲海[unkai] sea of clouds
沿海[enkai] coast

遠海[enkai] deep sea
黄海[koukai] Yellow Sea
温海[atsumi] warm sea
海の幸[uminosachi] seafood

異象[ishou] vision
印象[inshou] impression
印象主義[inshoushugi] impressionism
印象的[inshouteki] impressive
印象派[inshouha] Impressionists

横並び現象[yokonarabigenshou] herd instincts
温暖化現象[ondankagenshou] greenhouse effect
海象[seiuchi] walrus (Odobenus rosmarus)
気象[kishou] weather
気象学[kishougaku] meteorology