B'Z THE BEST TREASURE by B'Z has sold 4,438,742 copies in Japan.
B'Z THE BEST TREASURE certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Japan |
4,438,742 | 4x Million | October 1998 |
Japan Sales: 4,438,742
Certification / note: 4x Million
Certification Date / sales as of: October 1998
|
| Total sales | 4,438,742 | (in 1 country) |
Total
Sales: 4,438,742
(in 1 country)
|
Year-end chart performance for B'Z THE BEST TREASURE
| Chart 1998 | Rank | Sales |
| Japanese Albums (Oricon) |
2 | 4,291,660 |