Gain

Gain，原名:孙佳仁，艺名:Gain，原韩语名:???英语译名:SonGaIn，组合BrownEyedGirls主唱(成员:Jea金孝珍、Miryo赵美惠、Narsha朴孝珍、Gain孙佳仁)。中文名:孙佳仁[1]