Japanese naval force probably underway towards the Aleutian Islands according to the U.S. Joint Intelligence Committee daily summary dated 29 May 1942

An item reported the departure of a Japanese naval task force from Japan possible heading towards the Aleutian Islands .

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 170 dated 29 May 1942