They take the following confirmed sites into consideration for Album Sales.
For international fans who reside overseas,
it will be good to consider Synnara (e-shop online) and Kyobo Online the best.
For How-To purchase through some sites, please refer to the bottom panel for a little help.
Results taken into consideration by importance:
Synnara (e-shop online), Synnara Offline (outlets), Kyobo Hottracks Offline, Hanteo*Album sales will be reflected 2x for consumers who buy through Synnara Offline and Kyobo Offline
Apple Music, Liz Music, Kyobo Online
Interpark Online, Aladin, YES24
*Purchase through G-Market/auction sites does not reflect at all