20010301	Drafted in the 2001 first-year player draft (Round 4,  Pick 13, 73rd overall Pick) by the <a href="../teams/team_81.html">Philadelphia Spectres</a>.
20020101	SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6).
20030101	SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6).
20040101	SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6).
20050101	SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6).
20050404	Injured (strained back muscle), day-to-day for 1-2 weeks.
20060101	SISA scouting updated ratings (potential): Stuff: - (8); Movement: - (8); Control: - (6).
20060604	Injured (strained back muscle), day-to-day for 1-2 weeks.
20070101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20080101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20090101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20100101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20110101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20120101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20130101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20140101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20141128	Became a minor league free agent.
20150101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20150511	Signed a 1-year contract worth a total of $147,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20151109	Wins the 2015 NPB JPL Kensaku Komatsu Award.
20151122	Received a 1-year contract worth a total of $147,000 through automatic renewal.
20160101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20160701	Wins the NPB JPL Pitcher of the Month Award.
20160720	Was selected to the 2016 Nippon Professional Baseball League All-Star Game.
20161030	Signed a 1-year contract extension worth a total of $1,022,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20170101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20170223	Signed a 2-year contract extension worth a total of $2,044,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20180101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (7); Control: - (6).
20190101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (6).
20190530	Injured (hamstring soreness), out for 2 days.
20191105	Signed a 1-year contract extension worth a total of $1,152,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20200101	OSA scouting updated ratings (potential): Stuff: - (6); Movement: - (6); Control: - (5).
20201031	Signed a 1-year contract extension worth a total of $1,368,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20210101	OSA scouting updated ratings (potential): Stuff: - (5); Movement: - (7); Control: - (5).
20211030	Signed a 1-year contract extension worth a total of $1,488,000 with the <a href="../teams/team_281.html">Chiba Marines</a> organization.
20220101	OSA scouting updated ratings (potential): Stuff: - (5); Movement: - (7); Control: - (5).
20221025	Retired from professional baseball.
