Girls Day: bukkake
Sexual activity in which several men ejaculate on woman.

Girl's Day (Korean: 걸스데이) is a South Korean girl group formed by Dream T Entertainment in 2010. The group’s most recent lineup consisted of members Sojin, Minah, Yura, and Hyeri. Members Jisun and Jiin officially left the group in 2010, while Jihae left in late 2012.