The most recent one in 2013.
Source: Baseball Almanac
Brewers sign right-hander Josh Lindblom to three-year deal out of Korean baseball league. (Milwaukee Journal Sentinel, 12/11/2019)
The Brewers reached a three-year deal Wednesday guaranteeing $9.125 million to Lindblom, 32, who pitched most of the previous five seasons in the KBO with great success. Jon Heyman of the MLB Network was first to report the deal, and ESPN's Jeff Passan reported with incentive bonuses the agreement could reach $18 million.
How One Man Changed Korean Baseball. (FanGraphs, 6/14/2019)
Heo Koo-Yeon is one of the biggest names in Korean baseball history. At this moment, you could say that he is the most influential figure in the Korea Baseball Organization (KBO).