his oral evidence: "I knew that I could be killed. But I tried not to think about what could happen and just concentrated on what I was doing."My job was to smuggle these documents out of the camp and keep them safely until after the war when they were to be used for subsequent war trials." thanks to him the invasion the Japanese planned failed. The four-month invasion began in March 1944 and resulted in the defeat of the Japanese army which was forced to withdraw beyond the Burmese border.
About 12,600 British and Indian Army soldiers were killed or wounded in the battle, Due to the information he got.



 Boudewyn found work with a Eurasian food contractor.. One day while make a delivery, he met a prisoner of war frm the British Indian Army and found out about them being ill-treated by the Subhas Chandra Bose's Japanese backed Indian National Army (INA) , when they refused to join the INA. He strongly wanted to avenge those who have bravely refuse, staying loyal and suffered for it.. His new friend told him that documentary proof could be obtained so both of them decided to gather this evidences.Each day Boudewyn gave a deep bow to the Japanese sentry as he left the camp and his bicycle carrier, where he kept the papers, was never searched. He continued doing this until 1944 until he had all the relevant documents. He then stored it in and oil drum buried under his friend's tennis court