異星人[iseijin] alien (from another planet)
一つ星[hitotsuboshi] evening star
１等星[ittousei] first-magnitude star
衛星[eisei] satellite
衛星地球局[eiseichikyuukyoku] (satellite) earth station

衛星放送[eiseihousou] satellite broadcasting
火星[kasei] Mars (planet)
火星人[kaseijin] Martian
海王星[kaiousei] Neptune (planet)
巨星[kyosei] giant star

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

鬼利死丹[kirishitan] early Japanese Christianity (from the later Muromachi period)
悪餓鬼[warugaki] brat
悪鬼[akki] evil spirit
餓鬼[gaki] brat
餓鬼大将[gakidaishou] boss of the children (in the neighbourhood) (neighborhood)

餓鬼道[gakidou] hungry ghost (preta) realm
鬼ごっこ[onigokko] game of tag
鬼火[onibi] will-o'-the-wisp
鬼才[kisai] wizard