HOW ARE YOO? by YOO SEUNG-CHAN (유승찬) has sold 0 copies on streaming services.
HOW ARE YOO? certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of |
| Total sales | 0 | Album-equivalent unit |
Total
Sales: 0
Album-equivalent unit
|
Year-end chart performance for HOW ARE YOO?
| Chart 2009 | Rank | Sales |
 South Korean Albums (Gaon) |
50 | 16,000 |