Was the attack on Pearl Harbor a Japanese military success?

"At first, however, the Pearl Harbor attack looked like a success for Japan. Its bombers hit all eight U.S. battleships, sinking four and damaging four others, destroyed or damaged more than 300 aircraft and killed some 2,400 Americans at Pearl Harbor." But the United States responded to the Japanese attack on the pearl harbor by declaring war on japan and all of its allies by dropping two atomic bombs on two of Japans' cities.

the manhattan project's indispensable man