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Nagara-class cruiser
Photo: Patton Wayne (2005) Japanese light Cruisers of World War II in action Original uploader was Renegade at nl.wikipedia · Wikimedia Commons · Public domain
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Nagara-classcruiser

Cruisers · Japan · 1922
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Nagara-classcruiser

Nagara-class cruiser
Nagara-class cruiser Photo: Patton Wayne (2005) Japanese light Cruisers of World War II in action Original uploader was Renegade at nl.wikipedia · Wikimedia Commons · Public domain
MASS (Military Archive Scoring System) 53
* Absolute score — assessed within category · no era adjustment
Firepower
60
Air Defence
30
Multi-Role Capability
50
Sensors
45
Survivability
65
Endurance
70
Command Capability
60
Aviation
40
Strategic Impact
55
Cost-Effectiveness
70
Methodology ↗ → Cruisers ranking
Origin Japan
ManufacturerKawasaki Heavy Industries Ship & Offshore Structure Company, Sasebo Naval Arsenal, Uraga Dock Company, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works Historical Museum
CategoryCruisers
EraInterwar Period
In service1922–1924
Operators1 countries
Quantity6
⬇ Overview
⚙ Specs
⊕ History
⊕ Operators
⚖ MASS Score
📚 Sources
Data Quality85%
MASS(Military Archive Scoring System)
⊟ Cruisersranking ↗methodology ↗
53
Cruisers MASS Rating
36/65
Interwar Period
77/292
All-Time
Cruisers · 10 axes scored
Firepower
60
Air Defence
30
Multi-Role Capability
50
Sensors
45
Survivability
65
Endurance
70
Command Capability
60
Aviation
40
Strategic Impact
55
Cost-Effectiveness
70
ⓘ Regardless of era, the same scoring system applies to all units in the cruisers category.
01 / Overview
Nagara-class cruiser
Category
Cruisers
Country
Japan
Prime contractor
Kawasaki Heavy Industries Ship & Offshore Structure Company, Sasebo Naval Arsenal, Uraga Dock Company, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works Historical Museum
Production
1922–1924
Quantity
6
Operators
1 countries
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
CRUISERS · INTERWAR PERIOD
36
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
MASS SCORE ↗
53
cruisers category
ⓘ Performance/Price and MASS score are computed across all units in the cruisers category, regardless of era.
02 / Specs & Design
◎Identification3MOD.3
  • Ship Typelight cruiser
  • Ships in Class6
  • In ServiceYes
◈Displacement2MOD.2
  • Standard Displacement5,660 t
  • Full Load Displacement5,659.12 t
▣Dimensions4MOD.4
  • Length (overall)162.1 m
  • Length (waterline)158.6 m
  • Beam14.2 m
  • Draft4.8 m
◇Complement1MOD.1
  • Total Complement450
◆Propulsion8MOD.8
▤Gun Armament4MOD.4
  • Main Gun7 × 14 cm/50 3rd Year Type naval gun
  • Main Gun Calibre140 mm
  • Main Gun Count7
  • Secondary Guns2 × 8 cm/40 3rd Year Type naval gun
⬢Missile Armament1MOD.1
  • VLS Cells0
▲Underwater Warfare1MOD.1
  • Torpedo Tubes8
◎Aviation4MOD.4
◈Fleet Status4MOD.4
  • Completed6
  • Planned6
  • Cancelled0
  • Lost6
▣Armour3MOD.3
  • ArmourBelt 60 mm, Deck 30 mm
  • Belt Armour60 mm
  • Deck Armour30 mm
03 / History
SERVICE LIFESPANStill in Service
  1. 1922Production started
  2. 1924Production ended
  3. 1939First deployment: World War II
104
years in service
2
years in production
6
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Inventory1country · 6units
JapanACTIVE
6
6active
📖 TERMS ON THIS PAGE2terms
Hangar
Steam Turbine
A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.
These terms are listed automatically because they appear on this page.full encyclopedia →
Cruisers Interwar Period Japan Kawasaki Heavy Industries Ship & Offshore Structure CompanySasebo Naval ArsenalUraga Dock CompanyMitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works Historical Museum
📚 Sources
📖 ENCYCLOPEDIA Browse the Cruisers entry →