List of Japanese operations during World War II

This is a list of known Japanese operations planned, executed or aborted during the Second World War.

* Operation B 1941 - Japanese invasion of Sarawak, Borneo  
* Operation E 1941 - Japanese invasion of Thailand and Northeast Malaya  
* Operation FU 1941 - Japanese invasion of Indochina  
* Operation M 1941 - Japanese invasion of the Philippine Islands  
* Operation Z 1941 - Japanese attack on Pearl Harbor, Hawaii, United States  
* Operation AL 1942 - Japanese invasion of the Aleutian Islands, Alaska, United States
* Operation B 1942 - Japanese invasion of Burma  
* Operation C 1942 - Japanese reconnaissance and raid operations in the Indian Ocean
* Operation D 1942 - Japanese invasion of the Andaman Islands  
* Operation H 1942 - Japanese invasion of Celebes  
* Operation J 1942 - Japanese invasion of the Dutch East Indies  
* Operation K-1 1942 - Japanese reconnaissance and air raid on Pearl Harbor, Hawaii, United States  
* Operation K-2 1942 - Japanese reconnaissance and air raid on Pearl Harbor, Hawaii, United States  
* Operation Ka 1942 - Japanese plan to destroy the American fleet and recapture Guadalcanal, Solomon Islands
* Operation L 1942 - Japanese landing operation in Palembang, Sumatra
* Operation MI 1942 - Japanese failed invasion of Midway Island
* Operation MO 1942 - Aborted Japanese invasion of Port Moresby, New Guinea
* Operation R 1942 - Japanese invasion of Rabaul, New Britain and Kavieng, New Ireland
* Operation T 1942 - Japanese invasion of northern Sumatra  
* Operation U 1942 - Japanese invasion of Burma
* Operation I 1943 - Japanese air raid against Allied advances on New Guinea and Guadalcanal, Solomon Islands
* Operation KE 1943 - Japanese evacuation of Guadalcanal, Solomon Islands  
* Operation KE 1943 - Japanese evacuation of Kiska, Aleutian Islands, Alaska, United States
* Operation RO 1943 - Japanese defensive plan against Allied attacks on Rabaul, New Britain
* Operation Ta 1943 - Japanese attack on Bougainville in the Solomon Islands
* Operation Tasumaki 1944 - Japanese attack on Bougainville, Solomon Islands
* Operation A-Go 1944 - Japanese attack of the American fleet off Saipan, Mariana Islands
* Operation Ban-Go 1944 - Japanese defensive operation at the Irrawaddy River in Burma
* Operation Dan-Go 1944 - Japanese operation after the failed operation U-Go offensive in India
* Operation FS 1944 - Japanese cancelled plan to isolate Australia by capturing New Caledonia, Samoa, and Fiji
* Operation Fu-Go 1944 - Japanese aerial bombing of the United States via balloons
* Operation Ha-Go 1944 - Japanese action to isolate and destroy Anglo-Indian forces at Arakan, Burma; precursor to operation U-Go
* Operation Ichi-Go 1944 - Japanese attack in Eastern China to link up Northern China and Indochina
* Operation Kan-Go 1944 - Japanese defensive plan in Southern Burma
* Operation Kon 1944 - Japanese defensive operation on Biak Island, New Guinea
* Operation Sho I 1944 - Japanese attack of the American fleet off Leyte, Philippine Islands; part of operation Sho-Go
* Operation Sho II 1944 - Japanese defence plan for Formosa and the Ryukyu Islands, Japan; part of operation Sho-Go
* Operation Sho III 1944 - Japanese defence plan for Honshu, Japan; part of operation Sho-Go
* Operation Sho IV 1944 - Japanese defence plan for Hokkaido, Japan; part of operation Sho-Go
* Operation Sho-Go 1944 - Japanese defence plan against American advances toward Japan
* Operation Ta 1944 - Japanese attack on American forces at Cape Torokina, Bougainville, Solomon Islands
* Operation TA 1944 - Japanese attacks in the Philippine Islands
* Operation Take-Ichi 1944 - Japanese convoys to the Doberai Peninsula in Western New Guinea
* Operation To-Go 1944 - Phase one of Japanese attack in Eastern China; part of operation Ichi-Go
* Operation U-Go 1944 - Japanese assault on Imphal and Kohima, India
* Operation Arashi 1945 - Japanese air raid on Ulithi Atoll, Caroline Islands
* Operation Hikari 1945 - Japanese reconnaissance of Ulithi Atoll, Caroline Islands; part of operation Arashi
* Operation Ketsu-Go 1945 - Japanese defence plan against potential American invasion of the Japanese home islands
* Operation Kikusui 1945 - Japanese special attack against American ships off Okinawa, Japan
* Operation Tan 2 1945 - Japanese special attack mission against the Allied anchorage at Ulithi, Caroline Islands
* Operation Ten-Go 1945 - Japanese naval attack against the American fleet off Okinawa, Japan; alternate name of Operation Ten'ichi-Go
* Operation Ken 1945 - Cancelled Japanese operation to use transports to land suicide troops on American airfields in the Mariana Islands
* Operation Kon-Go 1945 - Cancelled Japanese offensive against American ships using manned torpedoes

ee also

Japanese expansion (1941-1942)