放ほう射しゃ線せん医い学がく総そう合ごう研けん究きゅう所しょMeaningsNoun1. National Institute of Radiological Sciences; NIRSKanji used放release射shoot線line医medical学study総general合come together研refine究research所placeComposed of放ほう射しゃ線せんradiationNoun医い学がくmedicine; medical scienceNoun総そう合ごうsynthesis; combination; integration; putting together; general; combined; composite; mixed; integrated; comprehensive; …Noun研けん究きゅう所しょresearch institute; (research) laboratoryNoun