Japan Military Bases & Installations
OSINT intelligence database · Source: Open-source analysis · Verified 2025
Ashiya Air Base
Air Base
Garrison: C-2 transport, C-130H — tactical airlift western Japan
C-2 strategic airlift. Western Japan hub. Korea/China contingency logistics. Fukuoka proximity.
Strategic: C-2 Japan's new indigenous strategic transport — faster and larger than C-130. Key for rapid response contingencies.
Gifu Air Base
Air Base
Garrison: JASDF Air Development Test Wing, F-X GCAP prototype support (F-3 future fighter)
Test and evaluation. GCAP/F-X next-gen fighter development. Japan's Edwards AFB equivalent.
Strategic: Japan developing F-X (GCAP) with UK/Italy — 6th gen fighter. Programme worth $40B. Gifu is flight test centre.
Hamamatsu Air Base
Air Base
Garrison: Air Training Command HQ, E-767 AWACS (2nd AEWC Sqn), T-4 trainers
JASDF Air Training Command HQ. E-767 AWACS — Japan's early warning backbone. 4 aircraft provide total AEW coverage.
Strategic: E-767 AWACS monitors all Chinese and Russian military air activity around Japan 24/7. Essential for Japan's air defence.
Hyakuri Air Base
Air Base
Garrison: 7th Air Wing F-35A (transitioning from F-15J), 204th Tactical Fighter Sqn
F-35A stealth — Kanto region air defence. Near Tokyo. QRA eastern Japan. DPRK contingency.
Strategic: F-35A replacing F-15J fleet here. Japan acquiring 105 F-35 total — one of world's largest operators. Kanto capital defence.
JASDF Chitose Air Base
Air Base
Garrison: 2nd Air Wing F-35A, F-15J, E-767 AWACS
Northern Japan air defence. F-35A replacing F-15J. E-767 AWACS. Hokkaido proximity to Russia.
Strategic: Japan acquiring 42 F-35A (+63 F-35B) total 105 F-35. One of world's largest F-35 operators after US.
JASDF Iruma Air Base
Air Base
Garrison: Air Defense Command, C-1/C-2 transport, E-767 AWACS
JASDF Air Defense Command. E-767 AWACS. C-2 strategic airlift. Tokyo proximity air defence.
Strategic: E-2C/E-767 AWACS vital for Japan air defence — tracks Chinese and Russian incursions in real-time.
JASDF Naha Air Base
Air Base
Garrison: 204th Tactical Fighter Sqn (F-15J), 9th Air Wing, Okinawa AD radar
Southwest Japan QRA. F-15J vs Chinese incursions. Senkaku Islands proximity. Most scrambles of any JASDF base.
Strategic: F-15J scrambled more than any JASDF base — primarily vs Chinese intrusions. Senkaku (Diaoyu) air zone.
Komatsu Air Base
Air Base
Garrison: 6th Air Wing F-15J (303rd Sqn), 306th Sqn F-15J — Japan Sea QRA
Japan Sea QRA — intercepts Chinese and Russian aircraft. Most scrambled JASDF base alongside Naha. Dual-use civilian.
Strategic: Most active QRA base on Japan Sea side. Intercepts Chinese Y-8 SIGINT, H-6 bombers, Russian Tu-95 regularly.
Misawa Air Base
Air Base
Garrison: JASDF 3rd Air Wing F-35A, USAF F-16C/D (35th FW), EP-3E SIGINT, RC-135V
Japan/US co-use. F-35A JASDF. F-16 USAF. SIGINT collection Russia/China/DPRK. Electronic intelligence.
Strategic: Joint Japan-US SIGINT hub targeting Russia/China/DPRK. EP-3E/RC-135 flights trigger intercepts regularly.
Nyutabaru Air Base
Air Base
Garrison: 5th Air Wing F-15J/DJ, Fighter Training Group T-4
F-15J air superiority. South Kyushu. Fighter training. ADIZ southern Japan.
Strategic: Southern Kyushu QRA — closest JASDF base to Chinese military exercises in East China Sea.
Tsuiki Air Base
Air Base
Garrison: 8th Air Wing F-2A/B (303rd/304th Sqn) — anti-ship strike
F-2A/B anti-ship strike. ASM-2 active radar missile. Kyushu. Korea Strait. Chinese fleet approach.
Strategic: F-2 the primary JASDF anti-ship aircraft. ASM-3A hypersonic anti-ship missile integration underway. China naval threat.
JMSDF Kure Naval Base
Naval Base
Garrison: JMSDF Soryu-class SSK, Kagero-class destroyer, Kuma MCM
JMSDF primary western base. Soryu AIP submarines. ASW capable. SCS patrol support.
Strategic: Japan doubling defence budget by 2027. Tomahawk cruise missile acquisition approved. Counter-strike capability emerging.
JMSDF Kure Naval Base
Naval Base
Garrison: Soryu/Taigei-class SSK, Hyuga DDH helicopter destroyer, mine warfare
JMSDF submarine force primary base. Soryu/Taigei AIP SSK. Hyuga helicopter destroyer. Inland Sea.
Strategic: Japan acquiring Tomahawk cruise missiles 2025 — SSK will become stand-off strike platforms. First strike capability since WWII.
JMSDF Maizuru Naval Base
Naval Base
Garrison: Maizuru District Force — destroyers, minesweepers, Japan Sea patrol
Japan Sea patrol. Escort flotilla. Historical imperial navy base. Russia proximity.
Strategic: Japan Sea flank — faces Russian Pacific Fleet. Maizuru was Japan's primary Pacific War naval base.
JMSDF Ominato Naval Base
Naval Base
Garrison: Ominato District Force — ASW destroyers, P-1 MPA, Tsugaru Strait patrol
Tsugaru Strait chokepoint. Russia SSBN transit monitoring. P-1 Maritime Patrol. Northern Japan ASW.
Strategic: Russian Pacific Fleet transits Tsugaru Strait here — JMSDF monitors every submarine passage.
JMSDF Sasebo Naval Base
Naval Base
Garrison: JMSDF Sasebo Area Force, USS America (LHA-6) homeport, Izumo DDH
JMSDF West Fleet. US LHA-6 America. Izumo-class helicopter destroyer (F-35B conversions). Korea Strait.
Strategic: Izumo converting to light carrier for F-35B — first Japanese carrier capability since WWII. Strategic shift post-1947.
JSDF Base DjiboutiOVERSEAS
Naval Base
Garrison: P-3C Orion maritime patrol, 400+ personnel, destroyer periodic visits
Japan's first and only overseas permanent military base. Anti-piracy Gulf of Aden. Indian Ocean ISR.
Strategic: Unprecedented for post-WWII Japan — overseas permanent military presence. Adjacent to US/China/France bases. Signals Japan's strategic shift.
JGSDF Camp Asaka (Eastern Army HQ)
Army Base
Garrison: Eastern Army HQ, 1st Armoured Division, 32nd Infantry Brigade, type 10 MBT
Eastern Army command. Kanto plain defence. Type 10 MBT. Tokyo capital defence.
Strategic: Type 10 MBT Japan's most advanced tank — 44 tonnes, active protection, network-centric. Tokyo capital defence mission.
JGSDF Camp Itami (Middle Army HQ)
Army Base
Garrison: Middle Army HQ, 3rd Infantry Division, AH-64D Apache
Kansai region defence. AH-64D Apache attack helicopters. 3rd Division combined arms. Urban warfare.
Strategic: Middle Army covers Japan's economic heartland (Osaka/Nagoya corridor) — most economically critical defence zone.
JGSDF Camp Kengun (Western Army HQ)
Army Base
Garrison: Western Army HQ, 8th Division, Amphibious Rapid Deployment Brigade (ARDB)
Kyushu and southwest island defence. ARDB — Japan's first marines since WWII. Amphibious assault. China/Korea contingency.
Strategic: ARDB is Japan's most significant post-WWII military development — amphibious force for Senkaku/southwest islands defence.
JGSDF Camp Yausubetsu (Northern Army)
Army Base
Garrison: Northern Army — Type 90 MBT regiment, Hokkaido cold weather ops
Russia proximity. Type 90 MBT. Cold weather operations. Hokkaido — Russia's Northern Territories dispute.
Strategic: Northern Territories dispute unresolved. Russia claims 4 islands off Hokkaido. JGSDF maintains Russia contingency force.
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