Answer
Jung Sung-ryong joined Kawasaki Frontale in 2016. The South Korean goalkeeper had previously played for Suwon Samsung Bluewings and Seongnam Ilhwa Chunma in his home country, as well as Kashiwa Reysol in Japan. He joined Kawasaki Frontale in 2016 and has been a key player for the club ever since, helping them win the J1 League title in 2017 and 2018.