noun
Oyashio-class submarine
Refers to a class of diesel-electric attack submarines operated by the Japan Maritime Self-Defense Force, named after the Oyashio Current.
おやしお型潜水艦は海上自衛隊のディーゼル潜水艦です。
The Oyashio-class submarine is a diesel submarine of the Japan Maritime Self-Defense Force.
Named after the Oyashio Current (親潮), a cold subarctic ocean current. The name follows the JMSDF convention of naming submarine classes after ocean currents.