Since 2014 Park has played primarily on the Japan Golf Tour, where he has two wins, in 2016 and 2019.

[1] Before 2014 Park played on the Korean Tour, his first wins coming in 2009.

He finished third behind Lee Westwood and Miguel Ángel Jiménez in the 2011 Ballantine's Championship, an event co-sanctioned with the European Tour and the Asian Tour.

Park continues to play on the Korean Tour, where he has won a total of 11 times, including the GS Caltex Maekyung Open in 2016 and 2018.

Park was runner-up in the 2018 Asian Tour Order of Merit giving him a place in the 2019 WGC-Mexico Championship.