琉りゅう球きゅう音おん階かいMeaningsNoun1. Okinawan scale (hemitonic pentatonic scale: do, mi, fa, so, ti)Kanji used琉lapis lazuli球sphere音sound階floor (of a building)Pitch accentりゅうきゅうおんかいComposed of琉りゅう球きゅうRyukyu; chain of southwestern Japanese islands comprising Okinawa PrefectureNoun音おん階かいscaleNoun