Son was selected as one of three overage players permitted in the under-23 team for the football event at the 2018 Asian Games in Indonesia.
He captained the team in the final game of the group stage against Kyrgyzstan, scoring the only goal of the match to help the team reach the knockout rounds.
He also captained the team in the knockout rounds and reached the final after the Taeguk Warriors beat Vietnam, 3–1.
In the gold medal match, Son assisted in both extra-time goals in a 2–1 victory over Japan, which guaranteed the entire squad's exemption from mandatory military service.
Son was selected as one of three overage players permitted in the under-23 team for the football event at the 2018 Asian Games in Indonesia. He captained the team in the final game of the group stage against Kyrgyzstan, scoring the only goal of the match to help the team reach the knockout rounds. He also captained the team in the knockout rounds and reached the final after the Taeguk Warriors beat Vietnam, 3–1. In the gold medal match, Son assisted in both extra-time goals in a 2–1 victory over Japan, which guaranteed the entire squad's exemption from mandatory military service.
Son Heung-min