Lee Seungjoon
Actor/Actriz
7
Movies
7
TV Shows
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.
As Actor/Actress
Idol Radio
Special DJ
주간 아이돌
Self
Star Road
로드 투 킹덤
Self - Contestant
들어가도될까요
Kwon Sang Hae
Dive Into ONF
J-US
![ONF [FOCUS ON AND OFF]](/img/w185/Au7UBGXv8opgUV1V7lUzl4Bu2i2.jpg)
ONF [FOCUS ON AND OFF]
SEUNGJUN
![온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2](/img/w185/6DhiTgCYAg09SDRLGCktfByp6xD.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2
SEUNGJUN
![ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]](/img/w185/4wjPi5x2igYJI9jrbE5QcJhSW8X.jpg)
ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]
SEUNGJUN
온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1
SEUNGJUN
![2025 ONF CONCERT [THE MAP:STRANGER’S PATH]](/img/w185/pvF5lXWpkD3HuDDJSXeXtKXlZD1.jpg)
2025 ONF CONCERT [THE MAP:STRANGER’S PATH]
SEUNGJUN
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2](/img/w185/whume1STRxwi0EVBYU8ZMk669nG.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2
SEUNGJUN
![2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]](/img/w185/vQmZPhEa8KrUCwrqRqMpl9pube9.jpg)
2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]
SEUNGJUN
![온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1](/img/w185/zyN3yVwFR1NoZGgxd77aZ4etce7.jpg)
온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1
SEUNGJUN