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

烏龍茶[uuroncha] oolong tea
烏の行水[karasunogyouzui] quick bath
烏の濡れ羽色[karasunonurebairo] glossy black (hair)
烏羽玉[ubatama] jet black
烏羽色[karasubairo] glossy black

烏貝[karasugai] cockscomb pearl mussel (Cristaria plicata)
烏金[karasugane] money lent at daily interest
烏口[karasuguchi] ruling pen
烏合の衆[ugounoshuu] disorderly crowd