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

シーソー遊び[shiisooasobi] seesaw (game)
悪遊び[waruasobi] prank
園遊会[enyuukai] garden party
宴遊[enyuu] drinking party hall
火遊び[hiasobi] playing with fire

回遊[kaiyuu] excursion
外遊[gaiyuu] foreign travel
旧遊の地[kyuuyuunochi] familiar haunts
吟遊詩人[ginyuushijin] troubadour
空中浮遊[kuuchuufuyuu] levitation