MEXT	Ministry of Education, Culture, Sports, Science and Technology
EDU	National University Corporations
NIED	Independent Administrative Institution, National Research Institute for Earth Science and Disaster Prevention
JAMSTEC	Independent Administrative Institution, Japan Agency for Marine-Earth Science and Technology
MLIT	Ministry of Land, Infrastructure, Transport and Tourism
GSI	Geographical Survey Institute
JMA	Japan Meteorological Agency
JCG	Hydrographic and Oceanographic Department, Japan Coast Guard
AIST	National Institute of Advanced industrial Science and Technology