# Mitsubishi Heavy Industries
*commercial . companies*

## Specifications
- **operator domains**: ["mhi.com"]
- **entity type**: company
- **last verified date**: 2026-06-20
- **verified by**: operator
- **claim status**: unclaimed
- **attributes**: {"kind":"commercial","operator_domains":"[\"mhi.com\"]"}
- **relevance**: ancillary

## Editorial
Mitsubishi Heavy Industries (MHI) is a Japanese industrial conglomerate with a major role in Japan's space launch capability. MHI developed and operated the H-IIA and H-IIB launch vehicles on behalf of JAXA, providing Japan's primary orbital launch service for civil, commercial, and government payloads.[^mhi-h2a-page][^mhi-launch-lineup] H-IIA conducted missions over more than two decades before transitioning to the successor H3 rocket, which MHI leads as developer and operator.[^wikipedia-h2a][^mhi-launch-lineup] The H3 vehicle entered operational service in 2024, succeeding H-IIA as Japan's flagship launch vehicle.[^mhi-launch-lineup][^wikipedia-mhi]

## Sources
- [mhi-h2a-page] | MHI H-IIA product page | https://www.mhi.com/products/space/h2a_rocket.html | tier=operator-marketing | accessed=2026-06-12
- [mhi-launch-lineup] | Launch Vehicles - Mitsubishi Heavy Industries | https://www.mhi.com/products/space/launch_srv_lineup.html | tier=operator-marketing | accessed=2026-06-20
- [wikipedia-h2a] | H-IIA - Wikipedia | https://en.wikipedia.org/wiki/H-IIA | tier=community | accessed=2026-06-20
- [wikipedia-mhi] | Mitsubishi Heavy Industries - Wikipedia | https://en.wikipedia.org/wiki/Mitsubishi_Heavy_Industries | tier=community | accessed=2026-06-20

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Source: https://eo-atlas.org/companies/mitsubishi-heavy-industries
Maintainer: SpectraWorks B.V. (CC-BY 4.0)