Unidentified wooden boat which was found in the sea off Noto Peninsula, is seen in Wajima, Japan, in this photo taken by Kyodo November 29, 2015. Mandatory credit REUTERS/Kyodo

Unidentified wooden boat which was found in the sea off Noto Peninsula, is seen in Wajima, Japan, in this photo taken by Kyodo November 29, 2015. Mandatory credit REUTERS/Kyodo

Unidentified wooden boat which was found in the sea off Noto Peninsula, is seen in Wajima, Japan, in this photo taken by Kyodo November 29, 2015. Mandatory credit REUTERS/Kyodo

December 1, 2015 4:11 PM (UTC+8)