Sevenus

Sevenus (Korean: 세븐어스; stylized in all caps) is a South Korean male duo consists of Heejae and Ireah under PCS Entertainment.

Sevenus
SEVENUS in 2023: Ireah (left) and Heejae (right)
Background information
Origin	Seoul, South Korea
Genres	K-pop
Years active	2016–2020, 2023–present
Labels	JJ Holic Media Lotus E&M PCS
Members	Heejae Ireah
Past members	26 ACE Chibin Doeun Moonbong Woosoo
Website	Official website
Korean name
Hangul	세븐어스
Transcriptions Revised Romanization Sebeuneoseu
Japanese name
Katakana	セブンアース
Transcriptions Kunrei-shiki Sebunāsu

On the survival competition show Peak Time, Heejae and Ireah participated as two members under their former group name Masc (Korean: 마스크; stylized in all caps).^[1] After finishing in second place, it was announced on May 3, 2023 that they had signed an exclusive contract with PCS Entertainment and would embark on their new start and reform the group as a duo. On May 9, 2023, the duo announced they would change their name to Sevenus. The "seven" holds meaning to them because they were Team 7:00 while on the show, and being with the fans is referred to in the word "us".^[2]

History

2016–2020: Masc debut, activities and disbandment

The group as MASC in November 2017.

Masc officially debuted as a four-member group comprising Heejae, Woosoo, 26, and ACE under JJ Holic Media on August 19, 2016. At the same time, the group released their first mini album Strange, including a lead single of the same name.^[3]

The group released its second single, "Tina", on February 4, 2017.^[4] Ireah joined the group as a new member along with Moonbong, Doeun, and Chibin, and they were introduced with the release of Masc's third single, "Do It", on October 12.^[5]

In July 2018, Chibin alleged that ACE had assaulted him, leading to both members leaving the group.^[6][7] Soon after, member 26 left the group to focus on a career in film.^[8] In October, the group announced it would resume activities with four members: Woosoo, Heejae, Ireah, and Moonbong.^[9]

Masc released the single "Maschera" on May 27, 2019.^[10] That year, the group toured South America in May and Europe in June and July.^[11]

On October 18, 2020, the group announced their disbandment through a YouTube video.^[12][13]

2023–present: Peak Time's Team 7:00, reformation and Summús

SEVENUS at Peak Time Concert "Your Time" in Taipei, Taiwan.

In February 2023, members Heejae and Ireah first appeared as a singing duo on the JTBC reality competition show Peak Time. The pair were introduced in the show as Team 7:00, as the show's contestants were represented with an hour of the day.^[14] They revealed their group name as Masc during the show's final episode in April, and they ultimately came in second place.^[15] In May, they signed with PCS Entertainment^[16] and announced they would reform the group as a duo and promote it under the new name, Sevenus.^[2]

Sevenus released their debut single album Summús on July 31, with "Wonder Land" as the lead single.^[17]

Members

Current members (as Sevenus) Heejae (희재) Ireah (이레)

Past members (as Masc) Woosoo (우수) 26 (이륙) ACE (에이스) Doeun (도은) Chibin (치빈) Moonbong (문봉)

Timeline

Discography

Extended plays

List of extended plays, with selected details, chart positions and sales

Title	Details	Peak chart positions	Sales
		KOR [18]
Masc
Strange	Released: August 19, 2016 Labels: JJ Holic Media, Lotus E&M Format: CD, digital download, streaming Track listing "Strange" (낯설어) "I Can't Breathe" (숨도 못 쉬겠다) "Meaningless" (의미 없어) "Why Always Me?" (왜 또 나야?) "Strange" (낯설어) (Inst.) "I Can't Breathe" (숨도 못 쉬겠다) (Inst.)	25	KOR: 822[19]
Sevenus
Spring Canvas	Released: March 15, 2024 Labels: PCS Entertainment, Warner Music Korea Format: CD, digital download, streaming Track listing "Want You Back" "우성" "Blues" (Ireah solo) "Day by Day" (Heejae solo ft. Roda of M.O.N.T) "Pretty Good"	6	KOR: 28,334[20]
Stay Tuned	Released: December 9, 2024 Labels: PCS Entertainment, Warner Music Korea Format: CD, digital download, streaming Track listing "Be My World" "By" "Starlight" "Wish" (바람) "Slomo" "Cold and Shiny" (차갑고, 반짝이는)	9	KOR: 11,977[21]

Single albums

List of single albums, with selected details, chart positions and sales

Title	Details	Peak chart positions	Sales
		KOR [22]
Summús	Released: July 31, 2023 Label: PCS Entertainment, Warner Music Korea Formats: CD, digital download, streaming Track listing "Summer Ride" "Wonder Land" "In a Dream" "Wonder Land" (Inst.)	16	KOR: 36,087[23]

Singles

List of singles, showing year released, chart positions and album name

Title	Year	Peak chart positions	Album
		KOR Down. [24]
Masc
"Strange" (낯설어)	2016	—	Strange
"Tina" (티나)	2017	—	Non-album singles
"Do It" (다해)		—
"Maschera"	2019	—
Sevenus
"Wonder Land"	2023	127	Summús
"Mirror"		—	Non-album single
"Want You Back"	2024	—	Spring Canvas
"Pretty Good"		—
"Slomo"		—	Stay Tuned
"—" denotes releases that did not chart or were not released in that region.

Collaborations

List of collaborations

Title	Year	Member(s)	Other artist(s)	Album
"Your Time"	2023	All	Peak Time Top 6 (Vanner, Team 24:00, DKB, BAE173, M.O.N.T)	Non-album single

Compilation albums

List of compilation albums

Title	Year	Album
"Hello" (orig. song by NU'EST)	2023	Peak Time – Survival Round
"You Are" (orig. song by Got7)		Peak Time – 1 Round <Rival match> Part.2
"Doesn't Matter"		Peak Time – 3 Round <Originals match>
"Wave" (Prod. GroovyRoom)		Peak Time – <Final Round>

Filmography

Television shows

List of television show appearances

Year	Title	Network	Role	Notes	Ref.
2023	Peak Time	JTBC	Contestant as Team 7:00	2nd Place	[25]

Awards and nominations

Name of the award ceremony, year presented, category, nominee of the award, and the result of the nomination

Award ceremony	Year	Category	Nominee / Work	Result	Ref.
Asia Artist Awards	2023	Popularity Award – Male Singer	Sevenus	Longlisted	[26]
	2024			Longlisted	[27]
K-Star MVA[a]	2023	Next Star – Men		Nominated	[29]

Honors

Name of organization, year given, and the name of the honor

Organization	Year	Honor	Ref.
Korea Best Brand Awards: Korea Hallyu Entertainment Award	2024	Asia Star Award – Asian Male Duo	[30]
Korea Best Brand Awards: Proud Korean Award		Proud Korean Grand Prize Award	[31]

Notes

1. A Japan-Korea joint project held by "Idol Champ", a global support app for K-pop idols, which awards the "Best Artist" who is most supported by global K-Pop fans and the "Next Star" who will carry the future of K-Pop.^[28]