| May 1961 | The Science Council of Japan advised the creation of the “Institute of Polar Research” (tentative) to the government |
|---|---|
| (April 1962) | (“Polar Department” of the National Science Museum established) |
| (April 1970) | (“Polar Department” reorganized as “Polar Research Center”) |
| September 1973 | The National Institute of Polar Research established Four research divisions, two document and data divisions, a management department, and an administrative department |
| April 1990 | Arctic Environment Research Center (Current Arctic Research Center) established Information Science Center (Current Communications and Computing Science Center) established |
April 1993 |
NIPR became a Foundational institution for the Graduate University for Advanced Studies (SOKENDAI) |
| April 1995 | Antarctic Environmental Monitoring Research Center established (~March 2004) |
| April 1998 | Antarctic Meteorite Research Center established (Current Polar Science Resources Center SHRIMP Laboratory) |
| April 2004 | NIPR was reorganized as part of Research Organization of Information and Systems (ROIS) Center for Antarctic Programs established Polar Science Resources Center established |
| May 2009 | NIPR relocated to new campus in Tachikawa |
| July 2010 | NIPR Polar Science Museum opened |
| April 2014 | Ice Core Research Center established |
| April 2018 | Central Administration Department Tachikawa Administration Department established |
| April 2022 | Advanced Radar Research Promotion Center established |
| April 2023 | International Polar and Earth Environmental Research Center established |
| September 2023 | 50th anniversary |
| January 1912 | Nobu Shirase Antarctic Expedition team reached lat. 80º |
|---|---|
| November 1956 | First Antarctic expedition team departed upon the icebreaker ship “Soya” |
| January 1957 | “Syowa Station” established |
| February 1962 | “Syowa Station” closed temporarily |
| November 1965 | Research vessel “Fuji” launched |
| January 1966 | “Syowa Station” reopened |
| February 1969 | Round-trip to the South Pole achieved |
| December 1969 | First Antarctic meteorite discovered |
| February 1970 | Observation by rocket |
| June 1970 | “Mizuho Station” (observation base) established |
| October 1982 | “Ozone hole” observed |
| November 1983 | Research vessel “Shirase” launched |
| March 1985 | “Asuka Station”established |
| February 1995 | “Dome Fuji Station” established |
| December 1996 | Ice core drilled to a depth of 2,503m |
| February 2002 | Specialized ship was added for South Pacific expedition |
| February 2004 | Intelsat satellite communication system activated Obtained consistent Internet connection |
| January 2005 | Aircraft observation base established on the continent of Antarctica |
| January 2007 | Ice core drilled to a depth of 3,035m |
| November 2009 | New “Shirase” launched Tokyo University of Marine Science and Technology's training ship "Umitaka-Maru" joined Antarctic research project |
| April 2010 | Over 17,000 Antarctic meteorites collected |
| March 2011 | “PANSY” large-scale atmospheric radar began recording data |
| April 2016 | Japanese Antarctic Research Project Phase IX started (finished on March 2023) |
| March 2018 | Initiated Totten Glacier observation |
| April 2022 | Japanese Antarctic Research Project Phase X started |
| December 2022 | Second deep ice-core drilling site at Dome Fuji area established |
| August 1976 | Japan-France International Joint Observation in Norway |
|---|---|
| August 1977 | Geomagnetic Conjugate Point Observation in Iceland |
| August 1984 | Bipolar Aurora Conjugate Observation in Iceland started (up to now) |
| January 1991 | Ny-Ålesund Research Station established Joined International Arctic Science Committee (IASC) |
| April 1996 | Joined European Incoherent Scatter Scientific Association (EISCAT) |
| March 1998 | Japanese-German airborne Arctic expedition |
| April 2008 | North Greenland Eemian Ice Drilling (NEEM) began (finished on 2012) |
| July 2011 | GRENE - Arctic Project started (finished on March 2016) |
| April 2015 | "Arctic Science Summit Week" was held in Toyama |
| September 2015 | ArCS (Arctic Challenge for Sustainability) Project started (finished on March 2020) |
| April 2016 | J-ARCNet started (finished on March 2022) |
| March 2018 | Joined SIOS (Svalbard Integrated Arctic Earth Observing System) |
| April 2019 | Relocation of Ny-Ålesund NIPR Observatory |
| September 2019 | June 2020 ArCS II (Arctic Challenge for Sustainability II) Project started |