琉りゅう球きゅう芋いもMeaningsNoun1. sweet potato (Ipomoea batatas)2. potato (Solanum tuberosum)Kanji used琉lapis lazuli球sphere芋potatoPitch accentりゅうきゅういもComposed of琉りゅう球きゅうRyukyu; chain of southwestern Japanese islands comprising Okinawa PrefectureNoun芋いもtuber; taro; potato; yam; dud; worthless thingNoun