Hardly any Japanese naval units in Bay of Bengal area according to the U.S. Joint Intelligence Committee. Daily summary dated 18 May 1942

An item reported that excluded shore based aircraft and naval auxiliaries hardly any Japanese naval unit stayed in the Bay of Bengal area.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 159 dated 18 May 1942