ACT.1 THE LITTLE MERMAID by GUGUDAN (구구단) has sold 22,217 copies in Korea.
ACT.1 THE LITTLE MERMAID certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Korea |
22,217 | RIAK / Gaon charts |
Korea Sales: 22,217
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
| Total sales | 22,217 | (in 1 country) |
Total
Sales: 22,217
(in 1 country)
|
Year-end chart performance for ACT.1 THE LITTLE MERMAID
| Chart 2016 | Rank | Sales |
| South Korean Albums (Gaon) |
97 | 22,217 |