Because they had been indoctrinated to believe that by surrendering they had broken all ties with Japan , many captured personnel provided their interrogators with information on the Japanese military .
The Allies gained considerable quantities of intelligence from Japanese POWs .
Because Allies had been indoctrinated to believe that by surrendering Allies had broken all ties with Japanese , many captured personnel provided Allies ' interrogators with information on the Japanese military .
The Allies gained considerable quantities of intelligence from Japanese POWs .