K-pop agency YG Entertainment's first boy group in six years will launch in September with five members, the company announced Thursday. YG had previously unveiled a plan to launch a new boy group this fall. "We're planning to introduce the male group in September for now. The number of its members, which many people may be curious about, is five," Yang Hyun-suk, founder and executive producer of YG Entertainment, said in a video posted on the company's official blog. He did not give further det