Data Quality82%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the offshore patrol vessels (opv) category.
01 / Overview
Shikishima-class patrol vessel
Category
Country
Prime contractor
Production
1991–
Quantity
6
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
OFFSHORE PATROL VESSELS (OPV) · COLD WAR
1
PERFORMANCE/PRICE
87
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the offshore patrol vessels (opv) category, regardless of era.
02 / Specs & Design
◎Identification5MOD.5
- Hull ClassificationPLH
- Ship TypePatrol vessel Large with Helicopter
- Builder / ShipyardIshikawajima-Harima Heavy Industries
- Ships in Class6
- In ServiceYes
◈Displacement1MOD.1
- Full Load Displacement6,500 t
▣Dimensions3MOD.3
- Length (overall)150 m
- Beam16.5 m
- Draft9 m
◇Propulsion7MOD.7
- Propulsion Type*2 × shafts *4 × IHI-SEMT Pielstick 16 PC2.5 V400 diesel engines
- Arrangement (CODAG/COGAG…)4 × diesel engines, 2 shafts
- Number of Engines4
- Shafts / Screws2
- Top Speed25 kn
- Range20,000
- Nuclear-PoweredNo
◆Gun Armament4MOD.4
- Main GunOerlikon 35 mm twin cannon
- Main Gun Calibre35 mm
- Main Gun Count2
- Secondary GunsJM61 20 mm gun
▤Missile Armament3MOD.3
⬢Underwater Warfare3MOD.3
▲Aviation4MOD.4
- Embarked Helicopters2
- HangarYes
- Flight DeckYes
- UAV CapabilityNo
◎Sensors & Combat Systems5MOD.5
- Air-Search RadarOPS-14 2D
- Surface / Fire-Control RadarMS 1596, JMA 8303
- Phased-Array RadarNo
- Aegis / EquivalentNo
- Electronic WarfareNo
◈Survivability4MOD.4
- CBRN CitadelYes
- Hull Materialsteel
- Stealth ShapingNo
- Automated Damage ControlYes
▣Fleet Status4MOD.4
- Completed6
- Active5
- Under Construction0
- Planned6
◇Armour1MOD.1
- Armourbulletproof bridge structure with polycarbonate glass and ballistic boards
03 / History
SERVICE LIFESPANStill in Service
- 1991Production started
- 1992Entered service
35
years in service
6
units produced
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
OFFSHORE PATROL VESSELS (OPV) RANKING Offshore Patrol Vessels (OPV) · Cold War
MASS RANKINGSMASS ↗
6OFFSHORE PATROL VESSELS (OPV)1COLD WAR · OFFSHORE PATROL VESSELS (OPV)41JAPAN · ALL WEAPONS1PERFORMANCE/PRICE · OFFSHORE PATROL VESSELS (OPV)
ⓘ Rankings are within theOffshore Patrol Vessels (OPV)category.
📖 TERMS ON THIS PAGE4terms
Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.
A defensive system on fleet aircraft carriers designed to detect, protect against, and mitigate chemical, biological, radiological, and nuclear threats.
The upper deck of an aircraft carrier, equipped for aircraft takeoff, landing, and maintenance operations.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources