Oceanographic data observed by research institutes in Japan, submitted in 2018-04 (NCEI Accession 0191717)
Data Information
OSD             4,392 stations (1994-2016)
XBT             2,074 stations (2012-2015)
CTD             1,718 stations (2000, 2009, 2010, 2012-2015)
XCTD              967 stations (2012-2015)
STD                12 stations (2015)