From the stunning victory at Pearl Harbor to its dramatic reversal at Midway, the Imperial Japanese Navy swept all before it in its numerous victories in the Pacific and Far Eastern waters. The Imperial Japanese Navy in the Pacific War pulls from many of Osprey's bestselling books on the subject in addition to the most recent research on the subject, including many sources from Japan, and is the most recent and accurate book on this fascinating force. Even after its setback at midway, the IJN remained a powerful force and inflicted sever setbacks on the US Navy at Guadalcanal and elsewhere. The Imperial Japanese Navy focuses on the Japanese ships which fought the battles in the Pacific including design details, where and when they were engaged and their ultimate effectiveness. In addition, the construction, design and service history of each ship from destroyer size on up is included. A comprehensive survey of the submarine force is also included. Modifications of each ship are covered making this a valuable reference source for Pacific War enthusiasts and historians, as well as ship modelers. A short history of the IJN during the Pacific War places all warship design and history in proper context. Finally, a chapter discussing the strengths and weaknesses of the IJN is included ultimately asking the question of whether the IJN really was a modern Navy which was fully prepared for the rigors of combat in the Pacific.