REASON (이유같지 않은 이유) by PARK MI KYUNG (박미경) has sold 480,000 copies in Korea.
REASON (이유같지 않은 이유) certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Korea |
480,000 | RIAK / Gaon charts |
Korea Sales: 480,000
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
| Total sales | 480,000 | (in 1 country) |
Total
Sales: 480,000
(in 1 country)
|
Year-end chart performance for REASON (이유같지 않은 이유)
| Chart 1995 | Rank | Sales |
| South Korean Albums (KMCA) 1995 (400000) + 1994 (80000) |
19 | 480,000 |