H-I
Profile data last updated: 2026-08-15T20:08:04.839063+00:00 | 7531-09-01
⚠ Full profile not yet fetched. Dimensions, payload capacity, maiden flight, and manufacturer for H-I haven't been pulled from the Launch Library 2 launcher-config API yet — this runs as a slow, paced background job so it doesn't hit the API's rate limit. The launch record below is still accurate; check back later for the rest.
Launches Tracked on This Site
9In our archive
100.0%Success rate
Aug 12, 1986 20:45 UTCEarliest tracked
Feb 11, 1992 01:50 UTCMost recent
| Mission | Date | Status |
|---|---|---|
| H-1 | Fuyo 1 | Feb 11, 1992 01:50 UTC | Success |
| H-1 | Yuri 3B | Aug 25, 1991 08:40 UTC | Success |
| H-1 | Yuri 3A | Aug 28, 1990 09:05 UTC | Success |
| H-1 | Momo 1b | Feb 07, 1990 01:33 UTC | Success |
| H-1 | Himawari 4 | Sep 05, 1989 19:11 UTC | Success |
| H-1 | Sakura 3B | Sep 16, 1988 09:59 UTC | Success |
| H-1 | Sakura 3A | Feb 19, 1988 10:05 UTC | Success |
| H-1 | Kiku 5 | Aug 27, 1987 09:20 UTC | Success |
| H-1 | Ajisai | Aug 12, 1986 20:45 UTC | Success |