The South Korean is now expected to complete two years of military service, but the 26-year-old has been provided with the opportunity to earn an exemption.
In 2002, Park helped South Korea to the semifinals of the World Cup as assistant to Guus Hiddink, but now things have changed.
Son is now representing his country at the Asian Games and if the team is successful, the squad will avoid having to take a break from their careers.
Asked about an exemption from military service, Son said only that he was "ready to make history" by helping South Korea to a record fifth Asian Games title.
South Korea soccer coach Kim Hak-bom wants his players to rein in their aggression against Japan in order to retain the Asian Games gold in Saturday's men's final. "We will try to play an attractive and spectacular semifinal", said Park.
South Korea ended the archery campaign on a winning note, grabbing three golds from the final three events, . but the overall feeling was disappointment.
The 20-year-old Lee settled matters with his second of the game on 55 minutes.
In their best ever show at the Asian Games, India were today assured of two more medals in squash after the men's and women's teams advanced to the semi-finals, here.
In co-host city Palembang, Japanese teenagers Sakura Yosozumi and Kensuke Sasaoke provided a next-generation entree to the 2020 Tokyo Olympics with gold medals in skateboarding.
The Philippines prevented a Japanese clean sweep of victories when Margielyn Didal won the women's street with 30.40 points, ahead of Isa, who claimed her second silver medal of the day with 25.00, and Indonesia's Bunga Nyimas with 19.80.
Van Tri Nguyen beat Mohd Khaizul Yaacob 5-0 in the men's class J 90kg to 95kg final before Dinh Nam Tran defeated Mohd Fauzi Khalid by the same scoreline in the men's class F 70kg to 75kg gold medal match.
China's Yang Jiayu, left, races compatriot Qieyang Shijie to the finish line to win the women's 20km walk at the 18th Asian Games in Jakarta, Indonesia, Wednesday, Aug. 29, 2018.
The reigning Asian Games champions continued their assault on Vietnam's defence and quickly doubled their lead two minutes before the half hour mark.
Japan and the UAE were playing later Wednesday.