List of active Japan Maritime Self-Defense Force ships


List of active ships of the Japan Maritime Self-Defense Force is a list of ships in active service with the Japan Maritime Self-Defense Force.
The JMSDF is one of the world's largest navies and the second largest navy in Asia in terms of fleet tonnage. As of 2016, the JMSDF operates a total of 155 vessels, including; four helicopter destroyers, 26 destroyers, 10 small destroyers, six destroyer escorts, 19 attack submarines, 30 mine countermeasure vessels, six patrol vessels, three landing ship tanks, 8 training vessels and a fleet of various auxiliary ships.
As of 2013, a procurement list added to the current National Defense Program Guidelines has revealed that, among other things, an additional 48 escort vessels of various classes are planned to be added to the MSDF fleet in the coming decade. In addition, as of 7 July 2013, it was being reported that plans were under way to procure two more Aegis equipped destroyers in order to bolster ongoing BMD efforts, the first to be contracted for in fiscal year 2015 and the other in fiscal year 2016.

Submarine fleet

Submarines

The JMSDF plans to increase the number of submarines from the current number to 22 boats.

Surface fleet

Multi-purpose operation destroyers (''de facto'' light aircraft carrier)

Helicopter destroyers - DDH (''de facto'' helicopter carrier)

Landing ships

Destroyers - DDG/DD

The JMSDF uses the official term Destroyers despite some larger ships being analogous to cruisers and smaller vessels being analogues of frigates by most international classifications.

Destroyer escorts - DE

Mine countermeasure vessels

Patrol vessels

Training vessels

Auxiliary fleet

Replenishment ships

Miscellaneous

Future JMSDF vessels