23 yo Sangah
Dancer, Rapper
Lightsum
라잇썸
- Name:
Lightsum - Hangul:
라잇썸 - Fandom:
- SUMIT
- Debuted On:
- Jun 10, 2021
- Generation:
- Gen 4 | 2018 - 2022
- Music Label:
- Cube
- Group Type:
- Girl
About Lightsum
23 yo 
23 yo Chowon
Main Vocalist
23 yo Nayoung
Main Vocalist, Lead Dancer, Center
22 yo Hina
Sub Vocalist
21 yo Juhyeon
Main Dancer, Lead Vocalist
21 yo Yujeong
Sub Vocalist, Maknae
Lightstick
| Avg Age | 22.6 years old |
| Oldest | Sangah (23 years old) |
| Youngest | Yujeong (21 years old) |
| Avg Gap | 4.3 months |
| Next Birthday | Hina (Apr 7) |
| Last Birthday | Nayoung (Nov 30) |
| Tallest | Juhyeon (171 cm / 5ft 7in) |
| Shortest | Nayoung (155 cm / 5ft 1in) |
| Avg Height | 163.7 cm / 5ft 4in |
| Avg Gap | 3.2 cm / 1.3 in |
VS