SuJu. They are under SM Entertainment (South Korea) and Avex Group (Japan).

His roommates, Baekhyun and Chanyeol, 'the couple', keep making a mess of the house and no matter what the mother does, there's no way the house can stay clean for a day. As he finally is DONE with the messy couple, he calls a maid for help. As he opens the door, its not what he expected, but he likes it. (NOTE- since I wrote this years ago and you guys like it, I will go over this and edit it to the best of my abilities)