Osami Nagano, the bluff, hearty sailor, became Chief of Naval General Staff in charge of operations on April 9, 1941. He still held the job on Dec. 7, 1941. What happened that day was not an accident.

The plan as explained by its cheerful custodian, Vice-Admiral Osami Nagano, is crisp, direct, simple and quite as much a credit to its authors as other plans thus far presented at the Conference.

Osami Nagano (1880-1947) Osami Nagano was born in Kochi in 1880. He graduated from Japan's Naval Academy in 1900. Nagano became a naval attaché to the United States in the early 1920s. Later, he ...

Adm. Isoroku Yamamoto, commander in chief of the Japanese combined fleet, orchestrated the plan to destroy the U.S. Pacific fleet at Pearl Harbor, but not everybody supported it. Adm. Osami Nagano ...