PARADOX by AIKAWA NANASE (相川 七瀬) has sold 1,600,000 copies in Japan.
PARADOX certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Japan |
1,600,000 | 4x Platinum | July 1997 |
Japan Sales: 1,600,000
Certification / note: 4x Platinum
Certification Date / sales as of: July 1997
|
| Total sales | 1,600,000 | (in 1 country) |
Total
Sales: 1,600,000
(in 1 country)
|
Year-end chart performance for PARADOX
| Chart 1997 | Rank | Sales |
| Japanese Albums (Oricon) |
13 | 1,425,130 |
| Chart 2011 | Rank | Sales |
 Belgian Music DVD (Ultratop Flanders) |
23 | |
 Dutch Music DVD (Dutch Charts) |
1 | |
| Chart 2012 | Rank | Sales |
| Belgian Music DVD (Ultratop Flanders) |
19 | |
| Dutch Music DVD (Dutch Charts) |
14 |