Lee Seungjoon
Lee Seung Jun, better known by his stage name J-US, is the leader, vocalist and dancer of the boy group ONF. On December 27, 2021, he enlisted as an active-duty soldier.
Personal information
Birthday
1995-01-13
Birth Place
Seoul, South Korea
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](https://image.tmdb.org/t/p/w200//4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](https://image.tmdb.org/t/p/w200//zyN3yVwFR1NoZGgxd77aZ4etce7.jpg)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](https://image.tmdb.org/t/p/w200//whume1STRxwi0EVBYU8ZMk669nG.jpg)
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1](https://image.tmdb.org/t/p/w200//6DhiTgCYAg09SDRLGCktfByp6xD.jpg)