The class is formally designated as tank landing ships ( LST ) but they lack the bow doors and beaching capability traditionally associated with LSTs. Their well deck and aircraft landing area makes them more like a small Assault Carrier
Specifications |
| 140 | crew | ||||||
| 330 | troops | ||||||
| 8900 | light (tn) | ||||||
| 14000 | full load (tn) | ||||||
| 178 | length (m) | ||||||
| 25.80 | beam (m) | ||||||
| 6 | draught (m) | ||||||
| 22 | max speed (knots) | ||||||
| 2 | Naval Engine diesel | ||||||
| 2 | Close-In Weapon System CIWS Phalanx 20 mm | ||||||
|
Aircraft| Typical | Max | |||||||
|---|---|---|---|---|---|---|---|---|
| Landing platform only. No hangar | ||||||||
 JGSDF | KHI CH-47J | 0 | 2 | |||||
| JMSDF | Mitsubishi SH-60K Seahawk | 0 | 2 | |||||
Shipyards |
| Maizuru - 1nm NW of Maizuru City, Kyoto | 1 |
| Mitsui Tamano - | 2 |
List of Ships |
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| 1998 | -- | | JMSDF | LST 4001 | JDS Ōsumi | ||||
| 2002 | -- | | JMSDF | LST 4002 | JDS Shimokita | ||||
| 2003 | -- | | JMSDF | LST 4003 | JDS Kunisaki | JSLX | |||
Events |
| 1995-dec-06 | Laid down | Laid down LST 4001 JDS Ōsumi | |
| 1996-nov-18 | Launched | Launched LST 4001 JDS Ōsumi | |
| 1998-mar-11 | Commissioned | Commissioned LST 4001 JDS Ōsumi | |
| 1999-nov-30 | Laid down | Laid down LST 4002 JDS Shimokita | |
| 2000-sep-07 | Laid down | Laid down LST 4003 JDS Kunisaki | |
| 2000-nov-29 | Launched | Launched LST 4002 JDS Shimokita | |
| 2001-dec-13 | Launched | Launched LST 4003 JDS Kunisaki | |
| 2002-mar-12 | Commissioned | Commissioned LST 4002 JDS Shimokita | |
| 2003-feb-26 | Commissioned | Commissioned LST 4003 JDS Kunisaki | |
| 2009-nov-17 | LST 4002 JDS Shimokita during US/Japan exercises | ||
| 2021-may-11 | Deployment | Deployment LST 4001 JDS Ōsumi Participated in multi national Exercise Jeanne D’Arc 21, with RAN, Marine Nationale and US Navy units in the East China Sea. | |
| 2022-nov-03 | Port Visit | Port Visit LST 4003 JDS Kunisaki International Naval Review: JMSDF 70th Anniversary Ship Open to Visitors at Yamashita. |
