理り研けんFreq.FrequencyTop 50,000Meanings1nounRIKEN; Institute of Physical and Chemical Researchorganization nameAbbreviation of 理化学研究所 (Rikagaku Kenkyūsho), Japan's largest comprehensive research institution.理り研けんは和わ光こう市しに本ほん部ぶがある。RIKEN has its headquarters in Wako City.彼かれは理り研けんの研けん究