Spacecraft information: M-3S2 DEB
| Launched | 29 August 1991 |
| Flight ended | 14 November 2000 |
| Status | Decayed |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 21802 |
| COSPAR ID | 1991-062H |
| Observing |