BoA and Joo Won have broken up.
The pair had admitted their relationship in January this year, and were revealed to have started dating since late 2016. The two however drifted apart and both sides have confirmed they broke up.
SM Entertainment said, "It's true they broke up." Huayi Brothers also confirmed, "BoA and Joo Won recently broke up. It's hard to confirm the reason or the timing because it's their personal lives."