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MQ-9B SeaGuardian

General Atomics' maritime surveillance variant of the MQ-9B drone.

On 31 August 2026, Japan requested funding for 17 MQ-9B SeaGuardians for its 2027 fiscal year, up from four in the current budget.

Last refreshed: 1 October 2026 · Appears in 1 active topic

Key Question

Why does Japan want four times as many SeaGuardians next year?

Timeline for MQ-9B SeaGuardian

#18 31 Aug

Japan requests 17 MQ-9B drones for 2027

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Background

The MQ-9B SeaGuardian is General Atomics' maritime surveillance variant of the MQ-9B remotely piloted aircraft. It is built for long-endurance observation over SEA lanes, with satellite links allowing crews to operate it beyond the horizon.

Japan's 31 August 2026 request for 17 SeaGuardians showed the aircraft's role in allied maritime surveillance planning, although the cabinet and Diet still decide the final budget. The request followed a current-budget purchase of four aircraft.

Common Questions

How many MQ-9B SeaGuardian drones does Japan want to buy?

Japan's defence ministry requested 17 in its fiscal 2027 budget request, published on 31 August 2026, against four bought in the current budget.Source: Japan Ministry of Defense, FY2027 budget request summary

How much is Japan asking to spend on MQ-9B drones?

292.2 billion yen for 17 aircraft, about 17.2 billion yen each by Lowdown's calculation. It is a request; the cabinet and the Diet set the final budget.Source: Japan Ministry of Defense, FY2027 budget request summary

How long can the MQ-9B SeaGuardian stay in the air?

General Atomics says it can fly for more than 30 hours, depending on configuration, controlled over the horizon by satellite.Source: General Atomics Aeronautical Systems

Who makes the SeaGuardian drone?

General Atomics Aeronautical Systems, the US maker of the MQ-9 family. The SeaGuardian is the maritime sibling of its SkyGuardian.Source: General Atomics Aeronautical Systems

Source Material

FY2027 defence budget request summary MQ-9B SeaGuardian

How the World Sees Them

Japan

Tokyo's defence ministry says it aims to become "the organisation that makes the most use of unmanned assets in the world". The 17-aircraft request would quadruple its annual SeaGuardian buy.

United States

General Atomics designs the SeaGuardian for the US Navy, Marine Corps and allied forces. Japan's request, if the Diet funds it, is a sizeable allied order.