理り化か学がく研けん究きゅう所じょりかがくけんきゅうじょFreq.FrequencyTop 50,000Meanings1nounInstitute of Physical and Chemical Research; RIKENorganization nameOfficial name of a major Japanese research institute, commonly referred to as RIKEN.理り化か学がく研けん究きゅう所じょは埼さい玉たま県けん和わ
