| 06/28/2026 | Entered the Major League Baseball as an international amateur free agent from North Korea. | 
		
			| 07/01/2026 | Signed a minor league contract ($0 bonus) out of North Korea with the Seattle Mariners organization. | 
		
			| 01/01/2027 | OSA scouting updated ratings (potential): Stuff: 35 (60); Movement: 30 (55); Control: 20 (65). | 
		
			| 01/01/2028 | OSA scouting updated ratings (potential): Stuff: 40 (50); Movement: 30 (50); Control: 30 (55). | 
		
			| 10/13/2028 | Wins the 2028 Pioneer Baseball League World Series with the Victoria Capitals! | 
		
			| 01/01/2029 | OSA scouting updated ratings (potential): Stuff: 40 (50); Movement: 35 (50); Control: 35 (55). | 
		
			| 11/01/2029 | Wins the 2029 New York-Penn League A- World Series with the Everett AquaSox! | 
		
			| 11/04/2029 | Wins the 2029 Appalachian League World Series with the Seattle (APP) Mariners! | 
		
			| 01/01/2030 | OSA scouting updated ratings (potential): Stuff: 50 (55); Movement: 40 (50); Control: 45 (55). | 
		
			| 05/13/2030 | Injured (Virus), day-to-day for 3 days. | 
		
			| 01/01/2031 | OSA scouting updated ratings (potential): Stuff: 60 (65); Movement: 40 (45); Control: 45 (55). | 
		
			| 01/01/2032 | OSA scouting updated ratings (potential): Stuff: 60 (65); Movement: 40 (50); Control: 50 (55). | 
		
			| 01/01/2033 | OSA scouting updated ratings (potential): Stuff: 55 (60); Movement: 45 (50); Control: 55 (55). | 
		
			| 02/21/2033 | Signed a 1-year minor league contract extension with the Seattle Mariners organization. | 
		
			| 09/01/2033 | Wins the IL AL Pitcher of the Month Award. | 
		
			| 01/01/2034 | OSA scouting updated ratings (potential): Stuff: 55 (60); Movement: 45 (45); Control: 55 (55). | 
		
			| 11/23/2034 | Became a minor league free agent. | 
		
			| 12/21/2034 | Signed a minor league contract with the New York Yankees organization. | 
		
			| 01/01/2035 | OSA scouting updated ratings (potential): Stuff: 55 (60); Movement: 50 (50); Control: 55 (60). | 
		
			| 01/14/2035 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 12/25/2035 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2036 | OSA scouting updated ratings (potential): Stuff: 60 (60); Movement: 45 (45); Control: 60 (60). | 
		
			| 01/01/2037 | OSA scouting updated ratings (potential): Stuff: 65 (70); Movement: 45 (45); Control: 55 (60). | 
		
			| 03/01/2037 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2038 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 45 (45); Control: 60 (60). | 
		
			| 10/28/2038 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2039 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 45 (45); Control: 60 (60). | 
		
			| 08/11/2039 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2040 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 40 (40); Control: 60 (60). | 
		
			| 10/09/2040 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 12/01/2040 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2041 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 40 (40); Control: 60 (60). | 
		
			| 06/16/2041 | Was selected to the 2041 Midwest League All-Star Game. | 
		
			| 11/30/2041 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2042 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 45 (45); Control: 60 (60). | 
		
			| 01/01/2043 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 45 (45); Control: 60 (60). | 
		
			| 01/01/2043 | Signed a 1-year minor league contract extension with the New York Yankees organization. | 
		
			| 01/01/2044 | OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 45 (45); Control: 60 (60). | 
		
			| 11/30/2044 | Became a minor league free agent. | 
		
			| 01/01/2045 | OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 45 (45); Control: 60 (60). | 
		
			| 04/18/2045 | Signed a minor league contract with the Chicago White Sox organization. | 
		
			| 11/28/2045 | Became a minor league free agent. | 
		
			| 01/01/2046 | OSA scouting updated ratings (potential): Stuff: 50 (50); Movement: 50 (50); Control: 60 (60). | 
		
			| 12/04/2046 | Signed a minor league contract with the Chicago White Sox organization. |