Lee Seungjoon

Acting

Born 1995-01-13

Seoul, South Korea

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.

Known For

Popular credits

6.8

Weekly Idol

Self

4.1

Can I Step In?

Kwon Sang Hae

9.4

Road to Kingdom

Self - Contestant

5.0

2025 ONF CONCERT [THE MAP:STRANGER’S PATH]

SEUNGJUN

5.0

2026 ONF CONCERT [THE MAP: BEYOND THE HORIZON]

SEUNGJUN

온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 1

SEUNGJUN

온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 1

SEUNGJUN

온앤오프(ONF) CONCERT [SPOTLIGHT] IN SEOUL NIGHT 2

SEUNGJUN

ONF 2021 LIVE CONTACT :: CODE #1. [REVERSE]

SEUNGJUN

온앤오프(ONF) CONCERT [SPOTLIGHT:THE HIDDEN SHADOW] NIGHT 2

SEUNGJUN

Idol Radio

Special DJ

ONF [FOCUS ON AND OFF]

SEUNGJUN

Dive Into ONF

J-US

Star Road