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Japan Aerospace Exploration Agency
GOVERNMENT
JAPAN
FOUNDED 2003
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About
The Japan Aerospace Exploration Agency (JAXA) is Japan's national aero-space agency. Through the merger of three previously independent organizations, JAXA was formed on 1 October 2003. JAXA is responsible for research, technology development and the launch of satellites into orbit, and is involved in many more advanced missions, such as asteroid exploration and possible manned exploration of the Moon. JAXA launch their Epsilon vehicle from the Uchinoura Space Center and their H-II vehicles from the Tanegashima Space Center.
Flown with JAXA
Astronauts
| Rank | Astronaut | Time in space | Spacewalks | Flights |
|---|---|---|---|---|
| 01 | Koichi Wakata | 504 d 18 h | 2 spacewalks | 5 flights |
| 02 | Satoshi Furukawa | 366 d 8 h | 0 spacewalks | 2 flights |
| 03 | Soichi Noguchi | 344 d 9 h | 4 spacewalks | 3 flights |
| 04 | Akihiko Hoshide | 340 d 11 h | 4 spacewalks | 3 flights |
| 05 | Kimiya Yui | 308 d 9 h | 0 spacewalks | 2 flights |
| 06 | Takuya Onishi | 262 d 18 h | 0 spacewalks | 2 flights |
| 07 | Norishige Kanai | 168 d 5 h | 1 spacewalk | 1 flight |
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Source The Space Devs — Launch Library 2
Last checked 29 Sept 2026