琉りゅう球きゅう列れっ島とうMeaningsNoun1. Ryukyu IslandsKanji used琉lapis lazuli球sphere列row島islandComposed of琉りゅう球きゅうRyukyu; chain of southwestern Japanese islands comprising Okinawa PrefectureNoun列れっ島とうarchipelago; chain of islandsNoun