Isoroku Yamamoto
Meanwhile, 20 American carrier planes (Cactus Air Force) from the aircraft carrier arrived to reinforce the American defenses at Guadalcanal. In response, Admiral Isoroku Yamamoto ordered Vice Admiral Chūichi Nagumo's Third Fleet, with aircraft carriers , , , battleships , , cruisers , , , and and three destroyers to reinforce Admiral Tanaka in "Jintsū".