放ほう射しゃ性せい物ぶっ質しつMeaningsNoun1. radioactive materialKanji used放release射shoot性nature (of a person)物thing質qualityPitch accentほうしゃせいぶっしつComposed of放ほう射しゃ性せいradioactiveNoun物ぶっ質しつmaterial; substance; matterNoun