M-3H R/B
| Launched | 18 February 1977 |
| Flight ended | 19 March 1979 |
| Status | Decayed |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 9842 |
| COSPAR ID | 1977-012B |
| Observing |
Launched alongside
TANSEI-3 TANSEI-3 DEB M-3H DEB TANSEI-3 DEB TANSEI-3 DEB TANSEI-3 DEB TANSEI-3 DEB TANSEI-3 DEB TANSEI-3 DEB TANSEI-3 DEB