Japan’s defense industry generated ¥9.5 trillion in contract orders in 2025, signaling a fast shift toward expanded procurement. Equipment procurement spending reached ¥1.2 trillion in FY2023, with major emphasis on standoff missiles and surveillance systems. The push for new missile and platform upgrades also exposes production and supplier constraints that affect delivery schedules.
Key Takeaways
- Japan's defense budget for fiscal year 2023 reached 6.82 trillion yen, marking a 26% increase from the previous year and the highest in its postwar history
- Defense industry employs 120,000 direct workers in Japan as of 2023
- Japan's defense exports of patrol vessels to Philippines totaled 2 units in 2023 worth $400M
- Mitsubishi Heavy Industries produced 12 F-15J upgrade kits in 2022 for the ASDF
- Japan's defense R&D expenditure per year averages 400 billion yen since 2020
Japan’s defense industry is steadily expanding, supported by rising investment and consistent production growth.
Related reading
01 · Category
Budget And Expenditure30 stats
01
Japan's defense budget for fiscal year 2023 reached 6.82 trillion yen, marking a 26% increase from the previous year and the highest in its postwar history
02
In FY2024, Japan's defense spending is projected at 7.95 trillion yen, representing 1.6% of GDP and including funds for new missile acquisitions
03
Japan's Ministry of Defense allocated 1.2 trillion yen to equipment procurement in FY2023, focusing on standoff missiles and surveillance systems
04
Defense-related R&D budget in Japan for 2022 was approximately 300 billion yen, emphasizing hypersonic weapons development
05
Japan's Five-Year Defense Build-up Program (2019-2023) totaled 27.6 trillion yen, with 18.5 trillion for equipment acquisition
06
In 2023, Japan's supplementary defense budget added 320 billion yen for urgent missile defense enhancements
07
Japan's defense expenditure grew by 7.7% in real terms from 2021 to 2022, reaching $46.4 billion USD
08
Allocation for Japan's Ground Self-Defense Force (GSDF) in FY2023 was 1.8 trillion yen, primarily for armored vehicles
09
Maritime Self-Defense Force (MSDF) budget in FY2023 stood at 2.1 trillion yen, including submarine maintenance costs
10
Air Self-Defense Force (ASDF) received 1.5 trillion yen in FY2023 for F-35 acquisitions
11
Japan's defense budget share for personnel costs in 2022 was 42%, totaling about 2.8 trillion yen
12
Infrastructure spending in Japan's defense budget for FY2023 was 400 billion yen for base fortifications
13
In 2021, Japan's military expenditure per capita was $370USD, ranking 10th globally
14
Defense budget transparency score for Japan in 2023 was 78/100 according to IISS
15
Japan's FY2022 defense budget included 500 billion yen for cyber defense initiatives
16
Historical defense spending as % of GDP peaked at 1.8% in 1987, now at 1.2% in 2023
17
Japan's National Security Strategy (2022) commits to doubling defense spending to 2% of GDP by 2027
18
2023 defense bonds issuance totaled 1 trillion yen to fund new expenditures
19
R&D portion of defense budget rose from 4.5% in 2019 to 6.2% in 2023
20
Japan's overseas contingency fund for defense in FY2023 was 100 billion yen
21
Procurement of Type 12 missiles cost 200 billion yen in FY2023 batch
22
Japan's defense budget for space domain awareness in 2023 was 50 billion yen
23
Fuel and ammunition costs accounted for 15% of FY2023 budget, or 1 trillion yen
24
Japan's contribution to UN peacekeeping from defense budget was 20 billion yen in 2022
25
Maintenance and operations budget grew 10% to 1.5 trillion yen in FY2023
26
Japan's FY2024 budget requests 8.5 trillion yen, including 1 trillion for long-range missiles
27
Defense equipment depreciation costs in 2022 totaled 300 billion yen
28
Japan's share of ODA for defense-related aid was 5 billion yen in 2023
29
Cyber and electronic warfare budget allocation hit 150 billion yen in FY2023
30
Japan's total defense outlays from 2018-2023 averaged 5.5 trillion yen annually
Interpretation
Budget And Expenditure Interpretation
Japan’s defense buildup is accelerating fast, with spending rising to 6.82 trillion yen in FY2023 and projected to reach 7.95 trillion yen in FY2024, reflecting its push to fund major missile and surveillance upgrades alongside a broader move toward hypersonic and space-domain priorities.
02 · Category
Employment And Workforce26 stats
01
Defense industry employs 120,000 direct workers in Japan as of 2023
02
Mitsubishi Heavy Industries defense division has 25,000 employees in 2022
03
Kawasaki Heavy Industries aerospace/defense workforce totals 15,000 in 2023
04
Japan's defense sector indirect jobs support 300,000 nationwide per 2021 study
05
ATLA employs 2,500 procurement specialists as of 2023
06
Female representation in JSDF defense industry roles at 12% in 2023
07
Average salary in Japanese defense manufacturing is 6.5 million yen annually 2022
08
5,000 engineers hired by defense firms for hypersonics 2020-2023
09
Shipbuilding yards employ 40,000 for MSDF vessels maintenance/production
10
R&D personnel in defense sector number 20,000 full-time equivalents 2023
11
JSDF active personnel totaled 247,000 in 2023, with industry support roles
12
Defense SMEs employ 60% of sector workforce, about 72,000 in 2022
13
Training programs graduated 2,000 new technicians annually via ATLA 2023
14
Aging workforce issue: 30% of defense engineers over 55 in 2023 survey
15
Mitsubishi Electric defense staff: 10,000 dedicated in 2022 annual report
16
Export-oriented jobs added 5,000 since 2014 guidelines change
17
NEC defense electronics employs 8,000 in Japan 2023
18
Labor shortage in skilled welders for shipbuilding: 10,000 needed 2023
19
GSDF-related manufacturing jobs: 30,000 concentrated in Hokkaido/Tohoku
20
Cybersecurity defense hires reached 3,000 in industry 2022-2023
21
Apprenticeship programs in defense firms train 1,500 youth yearly 2023
22
Foreign worker visas in defense sector: 2% of total workforce 2023
23
Production engineers turnover rate 5% annually in major firms 2022
24
MSDF shipyard workers: 20,000 full-time across JMU and others 2023
25
ASDF aviation maintenance staff: 15,000 certified technicians 2023
26
Defense R&D labs employ 5,000 PhDs and specialists 2023
Interpretation
Employment And Workforce Interpretation
Japan’s defense industry is expanding and diversifying its talent base, with direct employment rising to 120,000 in 2023 and a clear workforce challenge emerging as 30% of defense engineers are over 55 while still adding only 2,000 new technicians yearly through ATLA training.
03 · Category
Export And Import Data24 stats
01
Japan's defense exports of patrol vessels to Philippines totaled 2 units in 2023 worth $400M
02
Japan exported 12 C-2 transport aircraft components to Australia in 2022 under GCAP
03
Import of 147 F-35B jets from Lockheed Martin valued at $23 billion signed in 2020
04
Japan imported 42 CH-47J Chinook helicopters from Boeing, deliveries 2018-2023
05
Export of Type 90 tank technology to UAE in 2010s valued at $3 billion
06
Japan signed $1.2 billion deal to export ShinMaywa US-2 to India in 2023 negotiations
07
Import of 8 E-2D Advanced Hawkeye from Northrop Grumman, $1.1 billion in 2019
08
Japan's arms exports surged 100% in 2022 to $1.1 billion per SIPRI
09
Purchase of 9 P-8A Poseidon from Boeing for $3.3 billion approved 2021
10
Export of radar systems to UK under GCAP program valued at $500M in 2023
11
Japan imported 500 Tomahawk missiles from US for $2.4 billion in 2023 deal
12
Defense trade balance showed $10 billion import surplus in 2022
13
Export of patrol boats to Vietnam under ODA totaled 6 vessels 2014-2023
14
Acquisition of 12 KC-46A tankers from Boeing worth $4.2 billion 2022
15
Japan exported Global Hawk drone tech to US allies indirectly via 2023 pacts
16
Import dependency on foreign engines for fighters at 80% in 2023
17
Arms export license approvals rose to 50 cases in 2023 from 10 in 2014
18
$400 million export of air defense systems to Saudi Arabia in 2023
19
Japan imported 20 AH-64E Apaches from Boeing/ fuselage local, $1.5B
20
Export of Type 12 missiles to Australia planned under AUKUS 2023 talks
21
Total FMS imports from US reached $30 billion 2018-2023
22
Commercial sales imports of avionics hit $800M in 2022
23
Export of maritime surveillance radars to Indonesia 4 units $200M 2022
24
Japan received 63 F-35A jets imported by 2023 at $100M each average
Interpretation
Export And Import Data Interpretation
In 2023, Japan’s defense deals show clear momentum with $30 billion in total FMS imports from the US between 2018 and 2023 and a doubling of arms export licensing to 50 cases from just 10 in 2014, while exports alone reached $1.1 billion in 2022, growing to $400 million for patrol vessels and air defense systems by 2023.
More related reading
04 · Category
Production Statistics27 stats
01
Mitsubishi Heavy Industries produced 12 F-15J upgrade kits in 2022 for the ASDF
02
Kawasaki Heavy Industries delivered 3 new submarines (Soryu-class) to MSDF between 2020-2023
03
Japan produced 48 Type 10 main battle tanks in FY2022 at Mitsubishi factories
04
IHI Corporation manufactured 20 engines for F-35 jets in 2023 under license
05
Fujitsu delivered 500 radar systems for GSDF in 2022 production run
06
NEC Corporation produced 1,200 Type 03 medium-range SAM missiles in 2021-2023
07
Mitsubishi Electric completed 15 Patriot PAC-3 MSE interceptors in 2023
08
Japan Steel Works forged components for 30 AH-64E Apache helicopters in 2022
09
ShinMaywa Industries built 8 US-2 amphibious aircraft prototypes by 2023
10
Kawasaki Aerospace produced 10 P-1 maritime patrol aircraft from 2019-2023
11
Type 16 Maneuver Combat Vehicle production reached 50 units by end of 2023
12
Japan produced 200,000 155mm artillery shells in 2022 munitions ramp-up
13
Mitsubishi Heavy Industries assembled 4 Izumo-class helicopter carriers modifications in 2023
14
Domestic production of AIM-120 AMRAAM missiles totaled 300 units in 2023 license deal
15
Howa Machinery manufactured 15,000 Type 20 rifles for JSDF in 2022
16
Sumitomo Heavy Industries produced 100 Type 12 anti-ship missiles in FY2023
17
ATLA oversaw production of 25 MQ-9B SeaGuardian drones locally in 2023
18
Japan Aerospace Exploration Agency collaborated on 5 E-2D Hawkeye production units in 2022
19
Hitachi produced 400 electronic warfare pods for F-2 fighters in 2021-2023
20
Domestic shipbuilding yards launched 2 new Aegis destroyers (Maya-class) in 2020-2023
21
Production capacity for Type 19 30mm cannons reached 200 units annually by 2023
22
Mitsubishi Heavy Industries delivered 18 C-2 transport aircraft by 2023 total
23
Japan Steel Works cast 50 tons of armor steel for Type 10 tanks in 2022
24
Fujitsu and NEC joint production of 1,000 J/FPS-3 radars completed in 2023
25
Kawasaki Heavy Industries rolled out 4 Taigei-class submarines in 2022-2024 pipeline
26
Annual production of Standoff Missile (JSM) reached 50 units in 2023
27
Howa Industries produced 5,000 Type 89 assault rifles upgrades in 2022
Interpretation
Production Statistics Interpretation
Across 2021 to 2023, Japan’s defense industrial base shows a clear ramp toward high-volume, domestically built systems, with outputs like 200,000 155mm shells in 2022 and 1,200 Type 03 SAM missiles between 2021 and 2023 alongside growing production of air and naval platforms.
05 · Category
Research, Development, And Innovation26 stats
01
Japan's defense R&D expenditure per year averages 400 billion yen since 2020
02
ATLA's Technical Research and Development Institute (TRDI) filed 150 patents in 2022
03
Development of hypersonic Glide Phase Interceptor (GPI) allocated $3B 2023-2027
04
Japan invested 100 billion yen in sixth-generation fighter (GCAP) R&D by 2023
05
Quantum technology for defense sensors: 20 billion yen project started 2022
06
AI integration in JSDF command systems: 50 billion yen over 5 years from 2021
07
Directed energy weapons prototype tested successfully in 2023 R&D phase
08
Space Situational Awareness (SSA) radar development cost 30 billion yen completed 2023
09
Unmanned underwater vehicle (UUV) prototypes: 10 tested by 2023, 15B yen budget
10
Next-gen missile defense (Type 11 upgrades) R&D: 80 billion yen 2020-2024
11
Cybersecurity R&D funding hit 60 billion yen in FY2023
12
stealth coating materials for F-X fighter: patent filed 2022 by Mitsubishi
13
High-energy laser weapon system demo 2023: 10kW prototype
14
Collaborative Combat Aircraft (CCA) drone swarm tech with US: joint 2023
15
Bio-inspired camouflage tech R&D for vehicles: 5B yen 2022-2025
16
Electromagnetic railgun development paused after 40B yen investment 2018-2022
17
Satellite constellation for ISR: 200 billion yen JAXA/MOD project 2023
18
Advanced composite materials for submarines: Kawasaki R&D 20B yen
19
Neural network-based threat prediction software deployed 2023
20
Hypersonic weapon wind tunnel tests: 300+ runs in 2022 at NAL
21
Electronic warfare suite for F-2 upgrade: NEC prototype 2023
22
Autonomous refueling drone tech: IHI trials 2023, 10B yen
23
Nano-satellite swarm for comms: 5 launched prototypes 2023
24
Adaptive optics for laser weapons: Univ Tokyo collab 2022
25
Quantum radar prototype sensitivity improved 50x in 2023 tests
26
Exoskeleton suits for GSDF: field trials 2023, Cyberdyne R&D
Interpretation
Research, Development, And Innovation Interpretation
Across these efforts, Japan’s defense R and D is scaling rapidly and diversifying, with funding and breakthroughs spanning from 60 billion yen in cybersecurity R and D for FY2023 to major hypersonic and fifth generation style programs like a 3 billion dollar glide phase interceptor plan and 300 plus wind tunnel runs in 2022.
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
Gabrielle Fontaine. (2026, February 13). Japan Defense Industry Statistics. Gitnux. https://gitnux.org/japan-defense-industry-statistics
MLA
Gabrielle Fontaine. "Japan Defense Industry Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/japan-defense-industry-statistics.
Chicago
Gabrielle Fontaine. 2026. "Japan Defense Industry Statistics." Gitnux. https://gitnux.org/japan-defense-industry-statistics.
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