At the 1921 Far Eastern Championship Games, the athletics events were held in Shanghai, China in May and June.
Japan had most success in tracks events, particularly in middle- and long-distance running, where it completed a medal sweep.
Antonio Alo, another Filipino, was the only other person to defend a title from the 1919 event with a games record victory in the pole vault.
Tu Jungtang was China's outstanding athlete as he won an unusual discus throw and pentathlon double.
Katsuo Okazaki, the winner of the mile run and 880-yards runner-up, later represented Japan at the 1924 Summer Olympics and went on to become the Japanese Minister of Foreign Affairs.