LIGHTSUM
CUBE Entertainment
About LIGHTSUM
“LIGHTSUM!
Hello, we are 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
| Group | 라잇썸 | LIGHTSUM |
|---|---|
| Fandom | 썸잇 | SUMIT |
| Debut | June 10, 2021 +846 Days Since Debut |
| Debut Album | Vanilla |
| Latest Release | Into The Light |
| Leader | JUHYEON |
| Years Active | 2021 – present |
| Label | CUBE Entertainment |
| Distributor | Kakao Entertainment |
| Official Page |  @cube_lightsum @LIGHTSUMOfficial @CUBE_LIGHTSUM |
LIGHTSUM Members
LIGHTSUM
Age (from oldest to youngest)
| # | Member | Age |
|---|---|---|
| 1 | SANGAH | 21 |
| 2 | CHOWON | 21 |
| 3 | NAYOUNG | 20 |
| 4 | HINA | 20 |
| 5 | JUHYEON | 19 |
| 6 | YUJEONG | 19 |
Height (from tallest to shortest)
| # | Member | Height |
|---|---|---|
| 1 | JUHYEON | 171cm |
| 2 | CHOWON | 170cm |
| 3 | SANGAH | 166cm |
| 4 | YUJEONG | 162cm |
| 5 | HINA | 159cm |
| 6 | NAYOUNG | 155cm |
Citizenship
| # | Member | Citizenship |
|---|---|---|
| 1 | SANGAH | Republic of Korea |
| 2 | CHOWON | Republic of Korea |
| 3 | NAYOUNG | Republic of Korea |
| 4 | JUHYEON | Republic of Korea |
| 5 | YUJEONG | Republic of Korea |
| 6 | HINA | Japan |
Blood Type
| # | Member | Blood Type |
|---|---|---|
| 1 | HINA | A |
| 2 | JUHYEON | AB |
| 3 | YUJEONG | AB |
| 4 | SANGAH | B |
| 5 | CHOWON | O |
| 6 | NAYOUNG | O |
Zodiac Sign
| # | Member | Zodiac Sign |
|---|---|---|
| 1 | HINA | Aries |
| 2 | JUHYEON | Aries |
| 3 | YUJEONG | Gemini |
| 4 | SANGAH | Virgo |
| 5 | CHOWON | Virgo |
| 6 | NAYOUNG | Sagittarius |
Joining CUBE Entertainment (from first to last)
| # | Member | Joining CUBE |
|---|---|---|
| 1 | JUHYEON | 2014 |
| 2 | CHOWON | |
| 3 | SANGAH | 2019 |
| 4 | HINA | 2019 |
| 5 | YUJEONG | |
| 6 | NAYOUNG | 2020 |
LIGHTSUM Members Profile & Facts
SANGAH
CUBE Entertainment
| Name | 상아 | SANGAH |
|---|---|
| Full Name | 윤상아 | Yoon Sangah |
| Date of Birth | September 4, 2002 |
| Hometown | Incheon, South Korea |
| Citizenship | Republic of Korea |
| Height | 166cm | 5′-05″ |
| Blood Type | B |
| Zodiac Sign | Virgo |
| Education | Insung Girls’ High School |
| MBTI | ENFP |
| Position | Rapper, 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
CUBE Entertainment
| Name | 초원 | CHOWON |
|---|---|
| Full Name | 한초원 | Han Chowon |
| Date of Birth | September 16, 2002 |
| Hometown | Seoul, South Korea |
| Citizenship | Republic of Korea |
| Height | 170cm | 5′-07″ |
| Shoe Size | 245mm |
| Blood Type | O |
| Zodiac Sign | Virgo |
| Family | Mother, Father, Younger Brother |
| Education | Hanlim Arts School |
| Religion | Catholicism |
| MBTI | INFJ |
| Position | Main 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
CUBE Entertainment
| Name | 나영 | NAYOUNG |
|---|---|
| Full Name | 김나영 | Kim Nayoung |
| Date of Birth | November 30, 2002 |
| Hometown | Chuncheon, Gangwon-do, South Korea |
| Citizenship | Republic of Korea |
| Height | 155cm | 5′-01″ |
| Blood Type | O |
| Zodiac Sign | Sagittarius |
| Family | Mother, Father, Older Brother |
| Education | School of Performing Arts Seoul |
| MBTI | ESFP |
| Position | Main 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
CUBE Entertainment
| Name | 히나 | HINA |
|---|---|
| Full Name | 나가이 히나 | 長井陽菜 | Nagai Hina |
| Date of Birth | April 7, 2003 |
| Place of Birth | Kanagawa Prefecture, Japan |
| Hometown | Tokyo, Japan |
| Citizenship | Japan |
| Height | 159cm | 5′-03″ |
| Blood Type | A |
| Zodiac Sign | Aries |
| Family | Mother, Father |
| MBTI | ESFJ |
| Position | Sub 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
CUBE Entertainment
| Name | 주현 | JUHYEON |
|---|---|
| Full Name | 이주현 | Lee Juhyeon |
| Date of Birth | April 8, 2004 |
| Hometown | South Korea |
| Citizenship | Republic of Korea |
| Height | 171cm | 5′-08″ |
| Blood Type | AB |
| Zodiac Sign | Aries |
| Family | Mother, Father, Older Brother |
| Education | Bosung Girls’ Middle School |
| MBTI | INTJ |
| Position | Leader, Main Dancer, Lead Vocalist |
JUHYEON Facts
| She is a former THE UNI+ contestant. |
YUJEONG
CUBE Entertainment
| Name | 유정 | YUJEONG |
|---|---|
| Full Name | 이유정 | Lee Yujeong |
| Date of Birth | June 14, 2004 |
| Hometown | Seoul, South Korea |
| Citizenship | Republic of Korea |
| Height | 162cm | 5′-04″ |
| Blood Type | AB |
| Zodiac Sign | Gemini |
| Family | Mother, Father, Older Sister |
| Education | School of Performing Arts Seoul |
| MBTI | ISFJ |
| Position | Sub 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
| Year | Type | Album Title | Title Track |
|---|---|---|---|
| 2022 | 1st EP | Into The Light | ALIVE |
| 2021 | Single | Light a Wish | VIVACE |
| Single | Vanilla | Vanilla |
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
| Name | Born | Position | Years Active |
|---|---|---|---|
| HUIYEON | August 1, 2005 | Sub Vocalist | June 10, 2021 – October 25, 2022 |
| JIAN | November 4, 2006 | Rapper, Sub Vocalist | June 10, 2021 – October 25, 2022 |
Category: 2021 Debuts
