South Korea U23 opened their AFC U23 Asian Cup group stage with a resounding 5-0 win against Macau U23 on September 3, 2025. The favorites lived up to their billing with a fluid attacking display, scoring five unanswered goals to top the group early. South Korea's technical superiority was evident throughout, as they created chance after chance and converted them efficiently. This match result sets a high standard for the tournament and gives the team immense momentum. It was a near-perfect start for a side with serious championship ambitions.