Japan Maritime Self-Defense Force base near Tokyo.
Location
Matsudo, Japan
JMSDF Shimofusa Air Base is a military installation operated by the Japan Maritime Self-Defense Force (JMSDF), located in Matsudo, Chiba Prefecture, near the greater Tokyo metropolitan area. The base serves as a key facility for maritime patrol and anti-submarine warfare training and operations.
Shimofusa is home to JMSDF aviation units equipped with fixed-wing patrol aircraft and helicopters. The base plays an important role in Japan's broader maritime defense posture, supporting missions across the surrounding coastal and oceanic regions.
As a military airfield, Shimofusa Air Base is not open to commercial aviation and has no civilian passenger terminals or scheduled airline services. It operates exclusively under Japanese Self-Defense Force authority.
Notable facts
›Operated exclusively by the Japan Maritime Self-Defense Force (JMSDF).
›Located in Matsudo, Chiba Prefecture, within the Tokyo metropolitan area.
›Assigned ICAO code RJTL; no IATA code as it handles no commercial traffic.
›Used primarily for maritime patrol, anti-submarine warfare, and related training missions.
›No public access; the facility is restricted to authorized military personnel.
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