The Akebono class destroyer escort (or frigate) of the Japanese Maritime Self-Defense Force is the first post World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 Japanese indigenous frigate class, and its primary task is ASW

Anti-submarine warfare

Anti-submarine warfare is a branch of naval warfare that uses surface warships, aircraft, or other submarines to find, track and deter, damage or destroy enemy submarines....

. It is also called B Type escort and it is compared by 9B Type escort . JMSDF chose Ikazuchi class. Only a single unit was built.