Golden Ten Data on April 21, on the afternoon of the 21st local time, the supreme commander of the Japanese Maritime Self-Defense Force and chief of maritime staff Ryo Sakai held a press conference on the incident of two Maritime Self-Defense Force helicopters missing near Torishima Island in the Izu Islands. Ryo Sakai said that the fuselage of the two missing SH-60K "Sea Hawk" helicopters was not in abnormal condition before the incident. IN ADDITION, RYO SAKAI SAID THAT THE WATER DEPTH OF THE SEA AREA WHERE THE INCIDENT OCCURRED WAS ABOUT 5,500 METERS, AND THE SAFEMARS USED BY THE CREW ON BOARD HAD BEEN FOUND DURING THE SEARCH AT THE SCENE.