Japanese Surrender At Malaya

The transcript describes the surrender of Japanese forces in the Philippines, led by General Yamashita, known as the 'Tiger of Malaya.' The ceremony, witnessed by Generals Wainwright and Percival, marks the end of the war in the Philippines. Yamashita, responsible for many Allied deaths, is now a prisoner. The ceremony is brief, lasting only 11 minutes, and concludes with the Japanese delegates being escorted out. In captivity, Yamashita is a subdued figure, contrasting his former boastful demeanor.

What happened to the Japanese representatives after the surrender ceremony?

How did Yamashita's demeanor change after his capture?