Sim Jaeyun, or his English name, Jake Sim is 21 years old. He is born on 15th November 2002 in Seoul, South Korea . He then was raised and grew up in Australia, and he’s a bit bad at Japanese. His favorite color is black and ivory. He likes grape flavored soda. His favorite season is spring. He has 6 other friends or members named Heeseung, Jay/Jongseong, Sunghoon, Sunoo, Jungwon, and Nishimura Riki (Ni-Ki). Ni-ki is the japanese member. Jake is in a group with his friends called ENHYPEN.