Girls' Generation's YoonA is another million rich on Instagram!
The top star recently reached her next million, marking a total of 4 million followers. Back in October of 2015, YoonA set a record as the fastest female idol to gain her first million. Then in just 10 months, the number quadrupled!
More and more fans worldwide are keeping up with YoonA! If you are not one of the 4 million yet, then you can start following @yoona_lim.