(n) National Institute for Japanese Language
(n) fact-finding committee
(n) Intelligent Communication Laboratory
(n) Bancho Seisaku Kenkyujo (faction of the LDP)
(n) Institute for Molecular Science
(n) Kinmirai Seiji Kenkyukai (faction of the LDP)
(n) graduate school of sciences
(n) Japan Atomic Energy Research Institute
JAERI
(n) Jet Propulsion Laboratory
JPL
(n) Pana-Wave Laboratory (Japanese religious organization)
(n) National Aerospace Laboratory
NAL
(n) National Institute of Health
(n) Horonobe Underground Research Center
(n) National Institute of Health Sciences
NIHS
(n) peak performance buoyancy dive
(n) (comp) Internet Research Steering Group
IRSG
(n) peak performance buoyancy dive
(n) (comp) Internet Research Task Force
IRTF
(n) Communication Science Laboratories
(n) Machine Translation Research Group (lit: Translation Communication Research Group)