WJapan Maritime Self-Defense ForceWNo.1-class auxiliary patrol boatW2018 Japan–South Korea radar lock-on disputeWANNUALEXWAsashio-class submarineWFCS-3WFleet Air Force (JMSDF)WKikaijimaWMinami-Tori-shimaWNakagusuku BayWNaval Academy EtajimaWOPS-24WSaga AirportWTaigei-class submarineWUnited States Fleet Activities Sasebo