GMR21CTaxonomy & Navigation
PRIMARY NAVIGATION
DEFENSE TAXONOMY HUBS
21st-Century Military Index
🇯🇵

Japan

Asia

Population: N/A

$54.0B
Annual Defense Budget
247,000
Active Personnel
1004
Tanks
280
Combat Aircraft
60
Naval Vessels
85.0
21C Composite Score
21st-Century Multi-Domain Capability
GMR 21C Composite: 85.0Domain Leaderboards
6-Axis Multi-Domain Capability Envelope (0–100 Scale)
Multi-Domain Strategic Balance
Kinetic Quality50.1 / 100
Drones & Autonomous57.3 / 100
C4ISR & Spectrum79.8 / 100
Space & PNT58.7 / 100
Cyber Power74.2 / 100
Sovereign AI78.3 / 100
Overall Composite Score
GMR 21C
21C Composite Score
85.0
Kinetic Quality Score
50.1 / 100
Power Classification
Tier-1 Superpower
Doctrine Paradigm
5GW Multi-Domain
Modern Leaderboard
View Standings
Drones & Autonomous Systems
57.3 pts
FPV / Loitering Stockpile
15,000
Monthly Drone Production
1,100 / mo
Reconnaissance UAVs
580
Strike / Combat UAVs
90
Maritime USVs
35
Counter-UAS EW Coverage
84%
C4ISR & Spectrum
79.8 pts
Sensor-to-Shooter Latency
4 min
Air Defense Integration
Tier 4
Spectrum Dominance Rating
85 / 100
Early Warning Radar Range
2400 km
EW Jamming Protection
77% Coverage
Space & PNT
58.7 pts
LEO Satellites (Recon/Comm)
35
GEO Satellites (Strategic)
14
Sovereign Orbital Launches
5 / yr
PNT Independence
Autonomous
Counter-Space ASAT
No
Cyber Power
74.2 pts
Offensive Cyber Units
18 Brigades
Grid/Telecom Resilience
88 / 100
Sovereign Telecom Independence
84%
Zero-Day Exploit Capability
80 / 100
National Cyber Defense
Hardened Infrastructure
Sovereign AI Compute
78.3 pts
Military Compute Cluster
520 PFLOPS
Semiconductor Independence
84% Independent
Algorithmic Targeting Doctrine
72% Integrated
AI Domain Status
Frontier Power
Autonomous Fires Readiness
61% Operational
Personnel
Active Forces
Active Personnel
247,000
Reserve Personnel
56,000
Paramilitary
N/A
Civilian Personnel
N/A
Total Personnel
303,000
Demographics & Service
Military Age Population
N/A
Fit for Service
N/A
Annual Recruits
N/A
Conscription Type
voluntary
Land Forces
Armored Vehicles
Main Battle Tanks
1004
Light Tanks
0
Reconnaissance Vehicles
0
APCs
2000
IFVs
500
Reconnaissance Vehicles
0
Artillery & Anti-Tank
Self-Propelled Artillery
200
Towed Artillery
150
Rocket Launchers
0
Mortars
0
Anti-Tank Guided Missiles
0
Recoilless Rifles
0
Air Defense
Surface-to-Air Systems
0
MANPADS
0
Helicopters
Attack Helicopters
0
Transport Helicopters
0
Utility Helicopters
0
Air Forces
Combat Aircraft
Air Superiority Fighters
0
Multi-Role Fighters
200
Interceptors
0
Ground Attack Aircraft
0
Strategic Bombers
0
Tactical Bombers
0
Support Aircraft
Strategic Transport
30
Tactical Transport
50
Trainers
0
Attack Helicopters
0
Transport Helicopters
150
Utility Helicopters
0
UAVs & Air Defense
Combat UAVs
0
Reconnaissance UAVs
0
Air Defense Systems
0
Air Defense Radars
0
Drones
Strategic Drones
0
Tactical Drones
0
Reconnaissance Drones
0
Kamikaze Drones
0
FPV Drones
0
Loitering Munitions
0
Naval Forces
Surface Ships
Full-Size Carriers
0
Light Carriers
2
Destroyers
36
Frigates
0
Corvettes
0
Patrol Vessels
6
Submarines & Support
Nuclear Submarines
0
Conventional Submarines
22
Amphibious Ships
0
Mine Warfare
25
Naval Aviation
Naval Fighters
0
Naval Helicopters
0
Budget Analysis
Budget Efficiency
Budget per Personnel
$218,623
Budget per Tank
$53,784,861
Budget per Aircraft
$192,857,143
Alliances & Cooperation
Alliances
US-Japan Security Treaty (defense)
Strategic Capabilities
Nuclear Weapons
Warheads
0
Delivery Systems
0
Ballistic Missiles
ICBMs
0
IRBMs
0
Tactical Missiles
0
Cruise Missiles
Land-Based
0
Sea-Based
0
Air-Launched
0
Space & Cyber
Satellites
0
Space Launch Capability
No
Offensive Cyber
No
Defensive Cyber
No
Electronic Warfare
No
Infrastructure
Military Bases
Domestic Bases
0
International Bases
0
Naval Bases
0
Air Bases
0
Training Facilities
0
Defense Industry
Industry Capacity
none
Defense Companies
0
Budget Details
Budget Breakdown
Annual Budget
$54.0B
% of GDP
1%
Per Capita
$430
Currency
USD
Budget Year
2026
Budget Allocation
Procurement
N/A
R&D
N/A
Personnel
N/A
Capabilities & Influence
Military Capabilities
Power Projection
none
Expeditionary Capability
No
Special Forces
0
Intelligence Capability
none
Regional & Global Influence
Regional Influence
none
Global Influence
none
Cooperation & Alliances
Peacekeeping
Contributions
0
Military Cooperation
Military Aid Received
$0.0M
Military Aid Given
$0.0M
Exercises Hosted
0
Exercises Participated
0
Platform Inventory
Similar Countries
🇨🇳
China
Asia
$293.0B
🇰🇷
South Korea
Asia
$48.0B
🇸🇬
Singapore
Asia
$12.0B
🇮🇳
India
Asia
$76.6B
🇹🇼
Taiwan
Asia
$12.0B
Additional Information
Last Updated
Data Source
2026-10-07
Power Index
Calculated Score
60.68