South Korea’s national football team suffered a surprising defeat in the World Cup, prompting head coach Hong Myung-bo to take full responsibility. Following the match in Guadalupe, Mexico, Hong publicly acknowledged his misjudgment in strategy and decision-making as the primary cause for the unfavorable outcome. He refrained from offering further explanation, stating the result speaks for itself. The loss represents a significant setback for South Korea’s World Cup campaign and has sparked immediate scrutiny of the team’s performance and coaching decisions. Hong’s candid admission of error is unusual for a coach following a major tournament match. Further analysis is expected regarding the tactical choices that led to the unexpected loss. The team now faces pressure to regroup and improve in subsequent matches.