Amakusa — Specifications, Lineage & Appearances
Amakusa at a glance
- Timeline
- Universal Century
- First appearance
- Mobile Suit Crossbone Gundam: Skull Heart (2002)
- Developed from
- XM-X2ex Crossbone Gundam X-2 Kai, RX-78-2 Gundam, FF-X7 Core Fighter
- Led to
- 2 units — Cornix, EMS-TC02 Phantom Gundam
- Gunpla kits
- None catalogued yet — know one? suggest it
Interactive development tree and full data sheet: www.mobilesuit.dev/mobile-suit/amakusa

The Amakusa is a prototype unmanned close quarters combat mobile suit from the Universal Century timeline of the Gundam franchise. It was manufactured by Jupiter Empire. Within the franchise it is considered canon.
The Amakusa (aka Jupiter Gundam) is a mobile suit that appears in the Mobile Suit Crossbone Gundam: Skull Heart and then in the Mobile Suit Crossbone Gundam: Steel 7 manga.
Within the story, the Amakusa first appears in 0136 U.C.
The Amakusa was developed from XM-X2ex Crossbone Gundam X-2 Kai, RX-78-2 Gundam and FF-X7 Core Fighter. It in turn led to 2 derived units — Cornix and EMS-TC02 Phantom Gundam. Both directions are mapped on the interactive tree above.
The Amakusa has appeared in 3 Gundam releases across 2002–2018, debuting in Mobile Suit Crossbone Gundam: Skull Heart (2002). Later appearances include Mobile Suit Crossbone Gundam: Steel 7 and Mobile Suit Gundam: Battle Operation 2.
It was fielded by Jupiter Empire.
No Gunpla kit of the Amakusa has been catalogued yet, but 1 figure or collectible is listed.
Specifications
- Classification
- Prototype Unmanned Close Quarters Combat Mobile Suit
- Production type
- Prototype
- Manufacturer
- Jupiter Empire
- Universe
- Universal Century
- Canon status
- canon
- First seen
- 0136 U.C.
- Last seen
- 0136 U.C.
Production Timeline
The Amakusa has appeared in 2 releases from 2002 to 2006.
- 2002 — Mobile Suit Crossbone Gundam: Skull Heart (debut)
- 2006 — Mobile Suit Crossbone Gundam: Steel 7
Games featuring the Amakusa
The Amakusa is playable in 1 Gundam game.
Development Lineage
Develops into & variants
Frequently asked questions about the Amakusa
- What is the Amakusa?
- The Amakusa is a prototype unmanned close quarters combat mobile suit from the Universal Century timeline of the Gundam franchise. It was manufactured by Jupiter Empire. It is considered canon within the franchise. During the UC 0130's the Jupiter Empire began development of the Amakusa mobile suit for its plans to invade the Earth Sphere.
- What was the Amakusa developed from?
- The Amakusa was developed from XM-X2ex Crossbone Gundam X-2 Kai, RX-78-2 Gundam and FF-X7 Core Fighter. Its full development lineage is mapped on the Amakusa evolution tree.
- What mobile suits were developed from the Amakusa?
- 2 units were developed from or built as variants of the Amakusa: Cornix and EMS-TC02 Phantom Gundam.
- Which factions operated the Amakusa?
- The Amakusa was operated by Jupiter Empire.
- Which Gundam series does the Amakusa appear in?
- The Amakusa appears in 2 Gundam releases, debuting in Mobile Suit Crossbone Gundam: Skull Heart (2002): Mobile Suit Crossbone Gundam: Skull Heart and Mobile Suit Crossbone Gundam: Steel 7.
- Which Gundam games is the Amakusa in?
- The Amakusa is playable in 1 Gundam game: Mobile Suit Gundam: Battle Operation 2. It originally appeared in Mobile Suit Crossbone Gundam: Skull Heart (2002), not in a game.
- Are there Gunpla model kits of the Amakusa?
- No Gunpla kit of the Amakusa has been catalogued yet, but 1 figure or collectible is listed on its Gunpla page.
Explore the full interactive development tree for the Amakusa above, or browse every Gundam mobile suit. Browse Amakusa Gunpla kits & merchandise (1). Reference: Gundam Wiki.