Lee Seungjoon Biography
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.
Monarch: Legacy of Monsters
The Odyssey
You, Me & Tuscany
The Odyssey
The Mandalorian and Grogu
Klara and the Sun
Hoppers
The Runner
Toy Story 5
Lioness
Disclosure Day
The Whisper Man
Daredevil: Born Again
Spider-Man: Brand New Day
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH] Poster](https://cdn.moviefone.com/image-assets/1491059/pvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg?d=360x540&q=30)
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON] Poster](https://cdn.moviefone.com/image-assets/1613620/vQmZPhEa8KrUCwrqRqMpl9pube9.jpg?d=360x540&q=30)
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE] Poster](https://cdn.moviefone.com/image-assets/1239784/4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg?d=360x540&q=30)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2 Poster](https://cdn.moviefone.com/image-assets/1360047/whume1STRxwi0EVBYU8ZMk669nG.jpg?d=360x540&q=30)
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2 Poster](https://cdn.moviefone.com/image-assets/1285370/6DhiTgCYAg09SDRLGCktfByp6xD.jpg?d=360x540&q=30)
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1 Poster](https://cdn.moviefone.com/image-assets/1359595/zyN3yVwFR1NoZGgxd77aZ4etce7.jpg?d=360x540&q=30)
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1 Poster](https://cdn.moviefone.com/image-assets/1359602/6DhiTgCYAg09SDRLGCktfByp6xD.jpg?d=360x540&q=30)
![ONF [FOCUS ON AND OFF] Poster](https://cdn.moviefone.com/image-assets/273755/Au7UBGXv8opgUV1V7lUzl4Bu2i2.jpg?d=360x540&q=30)
