TO BE KEPT UNDER LOOK AND KEY. It is requested that special care may be taken to ensure the secrecy of this document. (THIS DOCUMENT IS THE PROPERTY OF HIS BRITANNIC MAJESTY'S GOVERNMENT) SECRET J.I.C. (42) 180 (Final) COPY NO. 54 15TH MAY, 1942 Circulated for the consideration of the Chiefs of Staff WAR CABINET JOINT INTELLIGENCE SU-COMMITTEE Japanese Merchant Shipping Report by the Joint Intelligence Sub-Committee At our request Lord Justice Finlay recently carried out an enquiry into the availability of Japanese merchant shipping during the period from 1st March to 31st October 1942.