Isoroku Yamamoto, originally named Takano Isoroku, was born April 4th 1884 and died April 18th 1943 was the Japanese naval officer who conceived of the surprise attack on Pearl Harbor. He changed his name after he was adopted by the Yamamoto family. His father was a low class samurai. Yamamoto graduated from the Japanese Naval Academy in 1904, and participated in the Russo-Japanese war. He was nicknamed 80 sen because he lost two fingers in the battle of Tsushima and a manicure cost 100 sen. After a time in America, he returned to Japan and forewent a 10 year journey making him into one of Japan's foremost
