[3] He attracted Koreans with his dribbling skills during the season, especially in the K League All-Star Game against Tottenham Hotspur.

[4] On 15 July 2023, Gangwon FC announced that Yang would be transferring to Scottish Premiership club Celtic.

[5] On 24 July, Celtic announced that Yang had signed on a five-year deal for an undisclosed fee.

He also made his UEFA Champions League debut as a starter in a 2–1 defeat to Lazio on 4 October.

[7] Yang was selected for the South Korean national team for the 2023 AFC Asian Cup, playing two matches as a substitute.