Girl group
LIGHTSUM
라잇썸
- Agency
- CUBE Entertainment
- Debut
- June 10, 2021
- Members
- Chowon, Hina, Juhyeon, Nayoung, Sangah, Yujeong
- Past members
- Huiyeon, Jian
- YouTube subscribers
- 392,000(as of Nov. 2, 2026)
Official channels
- YouTube
- @LIGHTSUMOfficial
- X
- @cube_lightsum
- @cube_lightsum
- TikTok
- @official_lightsum
- Fan platforms
- Berriz