LIGHTSUM
lightsum
CUBE Entertainment

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About LIGHTSUM

“LIGHTSUM!
Hello, we are LIGHTSUM!”

LIGHTSUM is a K-pop girl group made up of six members – SANGAH, CHOWON, NAYOUNG, HINA, JUHYEON and YUJEONG. The group debuted on June 10, 2021 under CUBE Entertainment.


LIGHTSUM Profile

Group라잇썸 | LIGHTSUM
Fandom썸잇 | SUMIT
DebutJune 10, 2021
+846 Days Since Debut
Debut AlbumVanilla
Latest ReleaseInto The Light
LeaderJUHYEON
Years Active2021 – present
LabelCUBE Entertainment
DistributorKakao Entertainment
Official Pageig @cube_lightsum
ytb @LIGHTSUMOfficial
twtr @CUBE_LIGHTSUM

LIGHTSUM Members

LIGHTSUM
lightsum

SANGAH
09/04/2002
Rapper
Lead Dancer

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CHOWON
09/16/2002
Main Vocalist

lightsum

NAYOUNG
11/30/2002
Main Vocalist
Lead Dancer

lightsum

HINA
04/07/2003
Sub Vocalist

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JUHYEON
04/08/2004
Leader
Main Dancer
Lead Vocalist

lightsum

YUJEONG
06/14/2004
Sub Vocalist


Age (from oldest to youngest)

#MemberAge
1SANGAH21
2CHOWON21
3NAYOUNG20
4HINA20
5JUHYEON19
6YUJEONG19

Height (from tallest to shortest)

#MemberHeight
1JUHYEON171cm
2CHOWON170cm
3SANGAH166cm
4YUJEONG162cm
5HINA159cm
6NAYOUNG155cm

Citizenship

#MemberCitizenship
1SANGAHRepublic of Korea
2CHOWONRepublic of Korea
3NAYOUNGRepublic of Korea
4JUHYEONRepublic of Korea
5YUJEONGRepublic of Korea
6HINAJapan

Blood Type

#MemberBlood Type
1HINAA
2JUHYEONAB
3YUJEONGAB
4SANGAHB
5CHOWONO
6NAYOUNGO

Zodiac Sign

#MemberZodiac Sign
1HINAAries
2JUHYEONAries
3YUJEONGGemini
4SANGAHVirgo
5CHOWONVirgo
6NAYOUNGSagittarius

Joining CUBE Entertainment (from first to last)

#MemberJoining CUBE
1JUHYEON2014
2CHOWON
3SANGAH2019
4HINA2019
5YUJEONG
6NAYOUNG2020

LIGHTSUM Members Profile & Facts

SANGAH

sangah
CUBE Entertainment

Name상아 | SANGAH
Full Name윤상아 | Yoon Sangah
Date of BirthSeptember 4, 2002
HometownIncheon, South Korea
CitizenshipRepublic of Korea
Height166cm | 5′-05″
Blood TypeB
Zodiac SignVirgo
EducationInsung Girls’ High School
MBTIENFP
PositionRapper, Lead Dancer

SANGAH Facts

SANGAH knew she wanted to become a K-pop idol since childhood.
Role Model: Bae Suzy, CL
Favorite Sport: baseball
Favorite Baseball Team: SSG Landers

CHOWON

chowon
CUBE Entertainment

Name초원 | CHOWON
Full Name한초원 | Han Chowon
Date of BirthSeptember 16, 2002
HometownSeoul, South Korea
CitizenshipRepublic of Korea
Height170cm | 5′-07″
Shoe Size245mm
Blood TypeO
Zodiac SignVirgo
FamilyMother, Father, Younger Brother
EducationHanlim Arts School
ReligionCatholicism
MBTIINFJ
PositionMain Vocalist

CHOWON Facts

Her baptismal name is Sophia.
CHOWON graduated from Hanlim Arts School (Department of Applied Music) in 2021.
She is a former PRODUCE 48 contestant.

NAYOUNG

nayoung
CUBE Entertainment

Name나영 | NAYOUNG
Full Name김나영 | Kim Nayoung
Date of BirthNovember 30, 2002
HometownChuncheon, Gangwon-do, South Korea
CitizenshipRepublic of Korea
Height155cm | 5′-01″
Blood TypeO
Zodiac SignSagittarius
FamilyMother, Father, Older Brother
EducationSchool of Performing Arts Seoul
MBTIESFP
PositionMain Vocalist, Lead Dancer

NAYOUNG Facts

She started her trainee life in middle school.
NAYOUNG is a former Banana Culture trainee.
She is a former PRODUCE 48 contestant.

HINA

hina
CUBE Entertainment

Name히나 | HINA
Full Name나가이 히나 | 長井陽菜 | Nagai Hina
Date of BirthApril 7, 2003
Place of BirthKanagawa Prefecture, Japan
HometownTokyo, Japan
CitizenshipJapan
Height159cm | 5′-03″
Blood TypeA
Zodiac SignAries
FamilyMother, Father
MBTIESFJ
PositionSub Vocalist

HINA Facts

She became the first Japanese female artist of CUBE Entertainment.
She was born in Kanagawa but was raised in Tokyo.
HINA moved from Japan to Korea in October 2019.
TWICE inspired HINA to be a K-pop idol.

JUHYEON

juhyeon
CUBE Entertainment

Name주현 | JUHYEON
Full Name이주현 | Lee Juhyeon
Date of BirthApril 8, 2004
HometownSouth Korea
CitizenshipRepublic of Korea
Height171cm | 5′-08″
Blood TypeAB
Zodiac SignAries
FamilyMother, Father, Older Brother
EducationBosung Girls’ Middle School
MBTIINTJ
PositionLeader, Main Dancer, Lead Vocalist

JUHYEON Facts

She is a former THE UNI+ contestant.

YUJEONG

yujeong
CUBE Entertainment

Name유정 | YUJEONG
Full Name이유정 | Lee Yujeong
Date of BirthJune 14, 2004
HometownSeoul, South Korea
CitizenshipRepublic of Korea
Height162cm | 5′-04″
Blood TypeAB
Zodiac SignGemini
FamilyMother, Father, Older Sister
EducationSchool of Performing Arts Seoul
MBTIISFJ
PositionSub Vocalist

YUJEONG Facts

YUJEONG is a former STARDIUM trainee.
She graduated from School of Performing Arts Seoul (Department of Theatre & Film) in 2023.
She is a former PRODUCE 48 contestant.


LIGHTSUM Discography

YearTypeAlbum TitleTitle Track
20221st EPInto The LightALIVE
2021SingleLight a WishVIVACE
SingleVanillaVanilla

LIGHTSUM Facts

LIGHTSUM is the first girl group from CUBE Entertainment in three years, after (G)I-DLE, which debuted in 2018.
GRIT was one of their group name candidates.

Former LIGHTSUM Members

NameBornPositionYears Active
HUIYEONAugust 1, 2005Sub VocalistJune 10, 2021 – October 25, 2022
JIANNovember 4, 2006Rapper, Sub VocalistJune 10, 2021 – October 25, 2022

Category: 2021 Debuts

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