Kim Se-Ung is a 18-year-old professional football player from PRK. At the international level, he represents Korea DPR U17. He plays primarily as a Defender. He stands at 170cm tall and weighs 66kg.

Throughout the AFC U17 Asian Cup 2025, Kim Se-Ung featured in 5 matches, averaging 0 tackles, 0 interceptions, and 0.4 clearances per game, while blocking 0 shots per game.