Iran U23 opened their OCA Asian Games tournament with a comfortable 3-0 win over Mongolia U23 on September 24, 2023. The dominant performance saw Iran control the match from start to finish, securing a straightforward three points in the group stage. Iran's attacking players found plenty of space and created numerous chances, converting three of them to put the result beyond doubt early in the second half. Mongolia U23 struggled to cope with the technical and physical gap, offering little threat in attack. The clean sheet and convincing scoreline provided Iran U23 with ideal momentum as they entered the competition.