| 03/01/2001 |
Drafted in the 2001 first-year player draft (Round 4, Pick 13, 73rd overall Pick) by the Philadelphia Spectres. |
| 01/01/2002 |
SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6). |
| 01/01/2003 |
SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6). |
| 01/01/2004 |
SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6). |
| 01/01/2005 |
SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6). |
| 04/04/2005 |
Injured (strained back muscle), day-to-day for 1-2 weeks. |
| 01/01/2006 |
SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6). |
| 06/04/2006 |
Injured (strained back muscle), day-to-day for 1-2 weeks. |
| 01/01/2007 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2008 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2009 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2010 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2011 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2012 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2013 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 01/01/2014 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 11/28/2014 |
Became a minor league free agent. |
| 01/01/2015 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 05/11/2015 |
Signed a 1-year contract worth a total of $147,000 with the Chiba Marines organization. |
| 11/09/2015 |
Wins the 2015 NPB JPL Kensaku Komatsu Award. |
| 11/22/2015 |
Received a 1-year contract worth a total of $147,000 through automatic renewal. |
| 01/01/2016 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 07/01/2016 |
Wins the NPB JPL Pitcher of the Month Award. |
| 07/20/2016 |
Was selected to the 2016 Nippon Professional Baseball League All-Star Game. |
| 10/30/2016 |
Signed a 1-year contract extension worth a total of $1,022,000 with the Chiba Marines organization. |
| 01/01/2017 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 02/23/2017 |
Signed a 2-year contract extension worth a total of $2,044,000 with the Chiba Marines organization. |
| 01/01/2018 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (7); Control: - (6). |
| 01/01/2019 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6). |
| 05/30/2019 |
Injured (hamstring soreness), out for 2 days. |
| 11/05/2019 |
Signed a 1-year contract extension worth a total of $1,152,000 with the Chiba Marines organization. |
| 01/01/2020 |
OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (5). |
| 10/31/2020 |
Signed a 1-year contract extension worth a total of $1,368,000 with the Chiba Marines organization. |
| 01/01/2021 |
OSA scouting updated ratings (potential): Stuff: - (5); Movement: - (7); Control: - (5). |
| 10/30/2021 |
Signed a 1-year contract extension worth a total of $1,488,000 with the Chiba Marines organization. |
| 01/01/2022 |
OSA scouting updated ratings (potential): Stuff: - (5); Movement: - (7); Control: - (5). |
| 10/25/2022 |
Retired from professional baseball. |