<human>:  Why did the Japanese surrender in the Battle of Bataan?
<bot>: The Japanese surrendered because they were surrounded by the Americans and the Filipinos. The Americans had landed on the island of Luzon, which is in the Philippines. They were joined by Filipino guerrillas who fought alongside them against the Japanese. The Japanese had already lost the Battle of the Coral Sea and the Battle of Midway, so they were unable to continue the war.