His replacement was announced yesterday, November 30th. He will be replaced by Shim Chang-min (심창민) of the Samsung Lions. During the season, he appeared in 62 games and posted and ERA of 2.97, 25 saves, and 4 holds.
Another player, Jeong Keun-woo (정근우), of the Hanhwa Eagles is underwent surgery on November 29th and he will also be out of the 2017 WBC. His replacement has not been announced. There are possibilities for more changes over the next 1 or 2 months since the finalized roster isn't expected to be submitted until sometime in February.