Ij-39: IJN’s Naval Decoding

The Imperial Japanese Navy’s (IJN) efforts to decipher enemy codes, particularly during the Pacific War, to gain intelligence on their plans and operations.

Ij-36: IJA’s Military Deployment

The Imperial Japanese Army’s (IJA) strategic deployment of forces, including the movement of troops and equipment to different theaters of war.

Ij-35: IJN’s Naval Aviation

The Imperial Japanese Navy’s (IJN) development and use of carrier-based aircraft, including fighters, bombers, and torpedo planes, to project air power.

Ij-33: IJN’s Naval Artillery

The Imperial Japanese Navy’s (IJN) use of powerful naval artillery, particularly on battleships and cruisers, to engage enemy ships and shore installations.

Ij-32: IJA’s Military Morale

The Imperial Japanese Army’s (IJA) military morale, influenced by factors such as patriotism, propaganda, and battlefield experiences.

Ij-31: IJN’s Naval Espionage

The Imperial Japanese Navy’s (IJN) efforts to gather intelligence on enemy navies through espionage, including the use of spies and code-breakers.