According to Warner Music Japan, ALL SINGLES BEST by KOBUKURO (コブクロ) has sold 3,500,000 copies worldwide. The album sold best in Japan (3,000,000 copies), (0 copies) and (0 copies).
ALL SINGLES BEST certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Japan |
3,000,000 | 3x Million | October 2007 |
Japan Sales: 3,000,000
Certification / note: 3x Million
Certification Date / sales as of: October 2007
|
| Worldwide sales | 3,500,000 | Warner Music Japan |
Total
Sales: 3,500,000
Source: Warner Music Japan
|
Year-end chart performance for ALL SINGLES BEST
| Chart 2006 | Rank | Sales |
| Japanese Albums (Oricon) |
3 | 1,748,682 |
 Worldwide Albums (IFPI Global Music Report) |
31 | 2,300,000 |
| Chart 2007 | Rank | Sales |
| Japanese Albums (Oricon) |
3 | 852,637 |
| Chart 2008 | Rank | Sales |
| Japanese Albums (Oricon) |
29 | 316,549 |