Space organisations, launches and satellites
| Organisation | Type | Founded | Orbital launches | In orbit | Rockets / spacecraft |
|---|---|---|---|---|---|
| Mitsubishi Heavy Industries | Commercial | 1884 | 43 | 0 | 13 |
| National Space Development Adminstration | Government / agency | 1969 | 37 | 37 | 0 |
| Institute of Space and Aeronautical Sci | Government / agency | 1964 | 30 | 4 | 0 |
| Japan Aerospace Exploration Agency | Government / agency | 2003 | 20 | 22 | 6 |
| Rocket Systems Corporation | Commercial | 1990 | 3 | 0 | 0 |
| Space One | Commercial | 2018 | 3 | 0 | 1 |
| Cabinet Satellite Intelligence Center | Government / agency | 2003 | 0 | 14 | 0 |
| AXELSPACE Corporation | Commercial | 2008 | 0 | 13 | 0 |
| Broadcasting Satellite System Corporation | Commercial | 1993 | 0 | 9 | 0 |
| QPS Laboratories Co, Ltd. | Commercial | 2015 | 0 | 9 | 0 |
| Synspective | Commercial | 2018 | 0 | 8 | 0 |
| ArkEdge Space | Commercial | 2018 | 0 | 7 | 0 |
| Sky Perfect JSAT Corp. | Commercial | 2008 | 0 | 7 | 0 |
| Space Communications Corp | Commercial | 1985 | 0 | 7 | 0 |
| Japan Satellite Systems Inc | Commercial | 1993 | 0 | 6 | 0 |
| Cabinet Space Strategy Office | Government / agency | 2012 | 0 | 5 | 0 |
| Kyushu Instiute of Technology | Academic / research | 2004 | 0 | 4 | 0 |
| Tokyo University | Academic / research | 1949 | 0 | 4 | 0 |
| DSN Corporation | Commercial | 2012 | 0 | 3 | 0 |
| Japan Space Systems | Commercial | 2012 | 0 | 3 | 0 |
| Japanese Amateur Radio League | Academic / research | 1926 | 0 | 3 | 0 |
| Nagoya University | Academic / research | 1939 | 0 | 3 | 0 |
| Nihon Daigaku | Academic / research | 1889 | 0 | 3 | 0 |
| Nippon Telephone and Telegraph Corp | Commercial | 1985 | 0 | 3 | 0 |
| Tohoku University | Academic / research | 1907 | 0 | 3 | 0 |
| Tokyo Inst of Technology | Academic / research | 1881 | 0 | 3 | 0 |
| Institute for Unmanned Space Experiment Free Flyer | Commercial | 1986 | 0 | 2 | 0 |
| Japan Meteorological Agency | Government / agency | 1956 | 0 | 2 | 0 |
| JCSAT (Japan Communications Satellite Corp), Nippon | Commercial | 1985 | 0 | 2 | 0 |
| Science Tokyo | Academic / research | 2024 | 0 | 2 | 0 |
| Shizuoka University | Academic / research | 1949 | 0 | 2 | 0 |
| Weathernews Inc. | Commercial | 1996 | 0 | 2 | 0 |
| Aichi University of Technology | Academic / research | 1987 | 0 | 1 | 0 |
| Aoyama Gakuin University | Academic / research | 1949 | 0 | 1 | 0 |
| Astroscale | Commercial | 2013 | 0 | 1 | 0 |
| BULL Co. Ltd. | Commercial | 2022 | 0 | 1 | 0 |
| Canon Electronics Ltd. | Commercial | 2015 | 0 | 1 | 0 |
| Chiba Institute of Technology | Academic / research | 1942 | 0 | 1 | 0 |
| Di-Nikko Engineering Co. Ltd. | Commercial | 1979 | 0 | 1 | 0 |
| GITAI Japan Inc. | Commercial | 2023 | 0 | 1 | 0 |
| Happy Science University | Academic / research | 2015 | 0 | 1 | 0 |
| Hokkaido University | Academic / research | 1876 | 0 | 1 | 0 |
| IHI Corporation | Commercial | 2007 | 0 | 1 | 0 |
| Japan Broadcasting Corp. | Commercial | 1925 | 0 | 1 | 0 |
| Japan Civil Aviation Bureau (Board) | Government / agency | 0 | 1 | 0 | |
| Kagawa Daigaku (Kagawa U.) | Academic / research | 1949 | 0 | 1 | 0 |
| Kanazawa University | Academic / research | 1949 | 0 | 1 | 0 |
| Kawasaki Heavy Industries Aerospace Co. | Commercial | 1954 | 0 | 1 | 0 |
| Kochi Technical College | Academic / research | 1963 | 0 | 1 | 0 |
| MHI Guidance and Propulsion (Meiyo) | Commercial | 0 | 1 | 0 | |
| National Inst. Communications Tech., Kashima Space Research | Government / agency | 2004 | 0 | 1 | 0 |
| Osaka Inst. of Technology | Academic / research | 1922 | 0 | 1 | 0 |
| Seiren Co. Ltd. | Commercial | 1889 | 0 | 1 | 0 |
| Sorun Corporation | Commercial | 2001 | 0 | 1 | 0 |
| Space Oriented Higashiosaka Leading Association | Commercial | 2003 | 0 | 1 | 0 |
| Teikyo Scientific University | Academic / research | 1931 | 0 | 1 | 0 |
| Tokyo Metropolitan Coll. Aero. Eng. | Academic / research | 1962 | 0 | 1 | 0 |
| Wakayama University | Academic / research | 1949 | 0 | 1 | 0 |
| Waseda Daigaku (Sodai) | Academic / research | 1902 | 0 | 1 | 0 |
| Yonago National College of Technology | Academic / research | 1964 | 0 | 1 | 0 |