Super Junior's Sungmin making music with actress

Sungmin and Kim Sa-eun

Korean boy band Super Junior’s Sungmin is dating singer-actress Kim Sa-eun.

Sungmin’s label SM Entertainment on Thursday acknowledged that Sungmin and Kim are a couple. Kim’s management company also confirmed the relationship.

The confirmation follows online rumors that the two are an item.

Sungmin and Kim starred in the musical “The Three Musketeers” last year.