日本にっぽん放ほう射しゃ線せん腫しゅ瘍よう学がっ会かいMeaningsNoun1. Japanese Society for Therapeutic Radiology and Oncology; JASTROKanji used日sun本book放release射shoot線line腫become swollen瘍carbuncle学study会meetingComposed of日本にっぽんJapanNoun放ほう射しゃ線せんradiationNoun腫しゅ瘍ようtumor; tumour; neoplasm; neoplasiaNoun学がっ会かいlearned society; scientific society; academy; academic meeting; academic conferenceNoun