Japan apparently stationing garrison on Wake according to the U.S. Joint Intelligence Committee. Daily summary dated 24 January 1942

An item reported an increasing radio activity at Wake indicating that the Japanese stationed a garrison on the island including aircraft and possible submarines maintaining close contact.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 45 dated 24 January 1942.