4Minute's Kim Hyuna has reached a milestone on Instagram.

HyunA has been doing a great job keeping her fans updated as she took various selfies from her hair colors to sexy outfits on her Instagram. With HyunA keeping her fans updated, she has reached 3 million Instagram followers.

However Hyuna isn't the only one to reach an impressive milestone, After School's Nana (Im Jin Ah) now has one million Instagram followers. Like HyunA, she has been doing a great job keeping her fans updated with selfies and group selcas with friends.

HyunA's previous promotion was on Aug. 9 with the release of her solo single titled "Because I'm The Best," featuring BTOB's Illhoon.