STEP BY STEP by CHISATO MORITAKA (森高 千里) has sold 400,000 copies in Japan.
STEP BY STEP certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Japan |
400,000 | 1x Platinum | August 1994 |
Japan Sales: 400,000
Certification / note: 1x Platinum
Certification Date / sales as of: August 1994
|
| Total sales | 400,000 | (in 1 country) |
Total
Sales: 400,000
(in 1 country)
|