Defense Minister's Remarks

Incident Concerning Detection of an Unidentified Submarine (September 14, 2008)

Press Release
Incident concerning detection of an unidentified submarine

1. At 6:56 today, in the territorial waters of Japan around the Bungo Channel, the Maritime Self-Defense Force (MSDF) destroyer Atago sighted what appeared to be a periscope of a submarine.

2. The destroyer Atago immediately commenced search activities using active sonar and other devices. It was judged as a result that it was very likely to be a submarine, which was reported to the higher command.

3. At 8:13, the Self-Defense Fleet Headquarters confirmed that the submarine in question was not a submarine of Japan's SDF. Furthermore, it was judged that the objective had moved out of the territorial waters.

4. The search activities continue to be implemented by destroyers and aircraft.