Data Quality82%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the landing ship tank (lst) category.
01 / Overview
Ōsumi-class tank landing ship
Category
Country
Prime contractor
Production
1993–1999
Quantity
3
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
LANDING SHIP TANK (LST) · POST-COLD WAR
3
PERFORMANCE/PRICE
76
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the landing ship tank (lst) category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
- Hull ClassificationLST
- Ship Typetank landing ship
- BuilderMitsui, Hitachi Zosen Corporation
- Commissioned1998
- Ships in Class3
- RoleMaritime Operational Transport
- In ServiceYes
◈Displacement & Dimensions5MOD.5
- Light Displacement8,900 t
- Full Load Displacement13,000 t
- Length178 m
- Beam25.8 m
- Draft17 m
▣Capacity5MOD.5
- Troop Capacity330
- Vehicle Capacity10
- Well DeckYes
- Landing Craft Carried2
- Ro-Ro CapabilityYes
◇Propulsion4MOD.4
- PropulsionDiesel
- Shaft Power19,400 kW
- Top Speed22 kn
- Complement (crew)137
◆Aviation4MOD.4
- Embarked Helicopters8
- HangarNo
- Flight DeckYes
- Fixed-Wing / VSTOL0
▤Self-Defense3MOD.3
- CIWS2 × 20 mm Phalanx
- Electronic WarfareYes
- Decoy LaunchersYes
⬢Fleet Status8MOD.8
- Completed3
- Active3
- Under Construction0
- Planned3
- Cancelled0
- Lost0
- Retired0
- Preserved0
▲Armour1MOD.1
- Armourarmored deck
03 / History
SERVICE LIFESPANStill in Service
- 1993Production started
- 1999Production ended
- 2001Entered service
33
years in service
6
years in production
3
units produced
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
LANDING SHIP TANK (LST) RANKING Landing Ship Tank (LST) · Post-Cold War
MASS RANKINGSMASS ↗
27LANDING SHIP TANK (LST)3POST-COLD WAR · LANDING SHIP TANK (LST)112JAPAN · ALL WEAPONS41PERFORMANCE/PRICE · LANDING SHIP TANK (LST)
ⓘ Rankings are within theLanding Ship Tank (LST)category.
📖 TERMS ON THIS PAGE6terms
Decoy launchers are systems that deploy expendable countermeasures, such as acoustic or radar decoys, to mislead or divert incoming threats, enhancing survivability of naval vessels like LPDs.
Type of internal combustion engine fuel, refined from crude oil.
Military action involving the use of electromagnetic spectrum to disrupt, deceive, or destroy enemy electronic systems.
The upper deck of an aircraft carrier, equipped for aircraft takeoff, landing, and maintenance operations.
Ro-Ro (Roll-on/Roll-off) capability enables vehicles and equipment to be driven on/off a ship via ramps, facilitating rapid vehicle loading/unloading for amphibious operations.
A recessed area at the stern of certain amphibious warships, allowing landing craft or vehicles to enter/exit the vessel directly from the water.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources