無主物 むしゅぶつ Meanings Noun ownerless property; bona vacantia Kanji 無 without. Read as ム. 主 main. Read as シュ. 物 thing. Read as ブツ. Words containing 無主物 無主物先占 (むしゅぶつせんせん) acquisition by occupancy Word lists Law Jinuma: Japanese Dictionary · Word lists