For 10 points—name this Japanese admiral who planned the Pearl Harbor attack.
After losing two fingers in the Battle of Tshushima Straits, he journeyed to the United States, where he attended Harvard and served as a naval attaché for three years. He was killed in the Solomon Islands by a 347th wing bombing raid in 1943, three years after bluntly telling the cabinet that his forces could hold off the Allies for no more than one year. For 10 points—name this Japanese admiral who planned the Pearl Harbor attack.
After losing two fingers in the Battle of Tshushima Straits, he journeyed to the United States, where he attended Harvard and served as a naval attaché for three years.
{Yamamoto} Isoroku [accept Isoroku {Yamamoto}; accept {Sadayoshi} Isoroku; accept Isoroku {Sadayoshi}; prompt on {Isoroku}]