Yoo Hee-jae

In this Korean name, the family name is Yoo.

Yoo Hee-jae (Korean: 유희재; Hanja: 柳熙宰; born February 22, 1994) is a South Korean singer and actor. He debuted as a member of Masc on August 19, 2016, under JJ Holic Media and Lotus E&M. The group was subsequently disbanded on October 18, 2020. In 2023, Heejae participated in JTBC's reality competition show, Peak Time, as Team 7:00 with his former group member Ireah and achieved second place. In May 2023, Heejae and Ireah signed an exclusive contract with PCS Entertainment and started a new journey as a duo named Sevenus.

Yoo Hee-jae
유희재
Born	(1994-02-22) February 22, 1994 (age 31) Hannam-dong, Yongsan District, Seoul, South Korea
Alma mater	Seoul Institute of the Arts Kaywon High School of Arts
Occupations	Singer actor
Musical career
Genres	K-pop
Instrument	Vocals
Years active	2016–present
Labels	JJ Holic Media Lotus E&M PCS
Member of	Sevenus
Website	https://pcsent.com/artist/masc/
Korean name
Hangul	유희재
Hanja	柳熙宰
Revised Romanization	Yu Huijae
McCune–Reischauer	Yu Hŭichae

History

Early life and education

Heejae graduated from the Department of Drama and Film in Kaywon High School of Arts. While studying at the Theater and Film Department of Seoul Institute of the Arts, he starred in independent film I am a Vampire, which was directed by 26, a former member of Masc. Following this experience, Heejae began his career as an idol. During his college years, he joined a dance club to develop a new skill, which sparked his interest in combining dance and music.^[1][2][3]

2016–2022: Debut with Masc

On August 19, 2016, Heejae debuted as the lead vocalist of four-member idol group Masc with the EP Strange.^{[4][5][6][7][8]}

On October 18, 2020, the group disbanded.^[9][10][11]

Heejae enlisted for the mandatory service after Masc's disbandment, and was discharged in 2022.

2023: Peak Time and Sevenus

In 2023, Heejae participated in JTBC's survival reality show Peak Time as part of Team 7:00 alongside fellow group member, Ireah. They secured second place and embarked on the Peak Time Concert Tour as part of the Top 6.^{[12][13][14][15][16][17][18][19]}

On May 3, 2023, Heejae and Ireah signed an exclusive contract with PCS Entertainment and formed the duo Sevenus. They released their debut single album, Summús, on July 31, 2023.

Discography

See also: Sevenus § Discography

Filmography

Music videos

Year	Singer	Song	Notes	Ref.
2016	Sugarbowl	Leaned(기대를 낮출게)	Starred in MV	[20]
2017	Kim Ki-hyun	Dreams Gone Away(꿈이 떠나가다)	Starred in MV	[21]

Film

Year	Title	Role	Notes	Ref.
2013	I Am A Vampire (나는 뱀파이어다)	Main role	An independent movie directed by former Masc member 26	[22]

Television show

Year	Title	Network	Role	Notes	Ref.
2023	Peak Time	JTBC	Contestant	Finished 2nd place with Team 7:00	[23]