Japan's new flagship launcher, replacing H-IIA. LE-9 first stage (expander cycle), LE-5B-3 upper stage. Cheaper than H-IIA and competitive with Falcon 9 for Asian commercial GTO.
| Operator | JAXA / Mitsubishi Heavy Industries |
|---|---|
| Country | JP |
| First flight | 2023 |
| Status | Active |
| Class | Medium-to-heavy lift expendable |
| Primary pads | LA-Y2 Tanegashima |