Girls' Generation's debut Japanese album has sold over one million copies in Japan.
Girls' Generation's debut Japanese album was released on June 1st, 2011. After a year of being released, the album has been certified Million, meaning it has sold over one million copies, by the Recording Industry Association of Japan. This is determined by the total number of CDs sold by retailers.
Girls' Generation is the 2nd Korean artist to be certified Million by the RIAJ. The first Korean artist to accomplish this was BoA with her 2005 compilation album "Best of Soul".
It's not actual sales