| 11/22/2058 |
Entered the CAREER 2004 as a free agent from South Korea. |
| 01/01/2059 |
OSA scouting updated ratings (potential): Stuff: 53 (53); Movement: 59 (59); Control: 78 (78). |
| 01/01/2060 |
OSA scouting updated ratings (potential): Stuff: 54 (54); Movement: 59 (59); Control: 78 (78). |
| 03/21/2060 |
Signed a 1-year contract worth a total of $560,000 with the Kansas City Royals organization. |
| 04/01/2060 |
Named the #94 prospect in the MLB |
| 11/27/2060 |
Received a 1-year contract worth a total of $560,000 through automatic renewal. |
| 01/01/2061 |
OSA scouting updated ratings (potential): Stuff: 53 (53); Movement: 57 (57); Control: 81 (81). |
| 11/25/2061 |
Received a 1-year contract worth a total of $560,000 through automatic renewal. |
| 01/01/2062 |
OSA scouting updated ratings (potential): Stuff: 53 (53); Movement: 60 (60); Control: 81 (81). |
| 11/23/2062 |
Received a 1-year contract worth a total of $800,000 through arbitration. |
| 01/01/2063 |
OSA scouting updated ratings (potential): Stuff: 58 (58); Movement: 57 (57); Control: 81 (81). |
| 10/06/2063 |
Signed a 1-year contract extension worth a total of $950,000 with the Kansas City Royals organization. |
| 01/01/2064 |
OSA scouting updated ratings (potential): Stuff: 54 (54); Movement: 56 (56); Control: 82 (82). |
| 10/05/2064 |
Signed a 1-year contract extension worth a total of $1,200,000 with the Kansas City Royals organization. |
| 01/01/2065 |
OSA scouting updated ratings (potential): Stuff: 53 (53); Movement: 55 (55); Control: 84 (84). |
| 07/27/2065 |
Injured (acute elbow soreness), out for 7 weeks. |
| 11/19/2065 |
Received a 1-year contract worth a total of $2,360,000 through arbitration. |
| 11/26/2065 |
Signed a 1-year contract extension worth a total of $2,600,000 with the Kansas City Royals organization. |
| 01/01/2066 |
OSA scouting updated ratings (potential): Stuff: 52 (53); Movement: 58 (58); Control: 87 (87). |
| 09/01/2066 |
Wins the MLB AL Pitcher of the Month Award. |