Junichi Tazawa

Junichi Tazawa #36

  • P
  • B/T: R/R
  • 5' 11"/200
  • Age: 29


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Pitches: Strikes, Balls


Last 5 years - - - - - -

Junichi Tazawa Stats

2-7 4.14 58.2 56 1.33

Junichi Tazawa MLB Career Stats

14-18 3.47 262.1 254 1.27

Junichi Tazawa Bio

  • Full Name: Junichi Tazawa
  • Pronunciation: tah-ZAH-wah
  • Born: 6/6/1986 in Yokohama, Japan
  • High School: Yokohama College of Commerce
  • Debut: August 7, 2009
View More Bio Info +
2015 Stats 2 7 4.14 61 0 3 58.2 56 1.33
MLB Career Stats 14 18 3.47 249 4 4 262.1 254 1.27
  • Status: Active

Junichi Tazawa Four-seam FB Statcast Averages

Year Team LG NP Pitch Type Avg Pitch Speed (mph) Avg Perceived Speed (mph) Avg Spin Rate (rpm) Avg Extension (feet) Avg Exit Velocity (mph)
2015 Red Sox AL 522 Four-seam FB 94.36 93.00 2277.53 5.68 91.00
MLB Avg - - - Four-seam FB 92.89 93.00 2212.21 6.16 90.00


Note: Opponent can be found on current team or on team when both players met.

Junichi Tazawa Stats

Junichi Tazawa Advanced Stats

Junichi Tazawa Statcast Events


Junichi Tazawa News

Junichi Tazawa Fantasy News

September 16, 2015 at 2:25 AM ET

Red Sox shut down Tazawa for rest of season

Nobody has pitched in more games for the Red Sox the last three years than Junichi Tazawa, who has taken his post 203 times since 2013. However, the recently-struggling righty won't appear again for Boston until next season.

August 30, 2015 at 5:41 PM ET

Machi replaces Tazawa as Red Sox's closer

Red Sox interim manager Torey Lovullo informed Junichi Tazawa on Sunday morning that he will no longer pitch the ninth inning and will instead resume being the primary setup man, a job he has excelled at for the last three seasons.


Junichi Tazawa Awards

World Series Championship

Year Team League
2013 Boston AL

Futures Game Selection

Year Team League
2009 Portland EAS

EAS Mid-Season All-Star

Year Team League
2009 Portland EAS

Junichi Tazawa Leaderboards


Season G Rank
2013 71 10th in AL
2014 71 13th in AL


Season HLD Rank
2013 25 7th in AL
2014 16 20th in AL
2015 16 21st in AL

Junichi Tazawa Latest Transactions

Team Date Transaction
August 25, 2012 Boston Red Sox recalled RHP Junichi Tazawa from Pawtucket Red Sox.
August 24, 2012 Boston Red Sox optioned RHP Junichi Tazawa to Pawtucket Red Sox.
July 15, 2012 Boston Red Sox recalled Junichi Tazawa from Pawtucket Red Sox.
May 1, 2012 Boston Red Sox optioned Junichi Tazawa to Pawtucket Red Sox.
April 18, 2012 Boston Red Sox recalled Junichi Tazawa from Pawtucket Red Sox.
March 23, 2012 Boston Red Sox optioned Junichi Tazawa to Pawtucket Red Sox.
September 13, 2011 Boston Red Sox recalled Junichi Tazawa from Pawtucket Red Sox.
August 8, 2011 Junichi Tazawa assigned to Pawtucket Red Sox from Portland Sea Dogs.
June 27, 2011 Boston Red Sox optioned Junichi Tazawa to Portland Sea Dogs.
May 16, 2011 sent RHP Junichi Tazawa on a rehab assignment to Salem Red Sox.
March 26, 2011 Junichi Tazawa roster status changed by Boston Red Sox.
November 8, 2010 Boston Red Sox activated RHP Junichi Tazawa from the 60-day disabled list.
April 3, 2010 Boston Red Sox placed RHP Junichi Tazawa on the 60-day disabled list. Sprained right elbow ligament.
November 13, 2009 Boston Red Sox activated RHP Junichi Tazawa from the 60-day disabled list.
September 21, 2009 Boston Red Sox placed RHP Junichi Tazawa on the 60-day disabled list. mild left groin strain
September 1, 2009 Boston Red Sox recalled Junichi Tazawa from GCL Red Sox.
August 29, 2009 Boston Red Sox optioned Junichi Tazawa to GCL Red Sox.
August 7, 2009 Boston Red Sox recalled Junichi Tazawa from Pawtucket Red Sox.
July 26, 2009 Junichi Tazawa assigned to Pawtucket Red Sox from Portland Sea Dogs.
July 1, 2009 Junichi Tazawa roster status changed by Portland Sea Dogs.
June 20, 2009 Portland Sea Dogs placed RHP Junichi Tazawa on the 7-day disabled list. calf strain

Junichi Tazawa Bio Info

Graduated high school from the Yokohama College of Commerce...Was a member of the 2003 team that played in the Koshien Tournament, but did not appear in a game. Participated in the Red Sox Rookie Program in 2010.


Led all Red Sox pitchers with a career-high-tying 71 appearances (also 71 games in 2013)...Also recorded a team-leading 16 holds...No runs allowed in 55 of his 71 games (77%)...Began the season with a career-long 10.0-inning scoreless streak that spanned 11 appearances...Was the most scoreless games to begin a season for a Red Sox pitcher since Ramon Ramirez in 2009 (13 G)...Finished 2nd among club relievers in wins (4) behind Koji Uehara (6)...3 of his 4 wins came on the road, and 2 of the 4 were extra-inning games...Posted a 2.55 ERA (15 ER/53.0 IP) in 60 appearances against the American League...Allowed 5 ER in 10.0 IP (4.50 ERA) in 11 Interleague games...Issued more than 1 BB in a relief appearance for the 1st time in his career on 7/25 at TB (0.2 IP, 2 BB)...Had made 158 relief appearances without walking more than 1 batter prior to that appearance...Also walked 2 batters in consecutive appearances on 8/18 and 8/21 vs. LAA...Following those games, did not issue a walk over his final 12 appearances (10.2 IP) of the season...Struck out 12 over a span of 7 games (6.1 IP) from 8/9-23...Held opponents to a .045 AVG (1-for-22) over his final 8 games of the season (since 9/1).


2013: Made 1st career Opening Day roster...Led all Red Sox relievers and ranked T-7th among all American League relievers in holds (25). Set career highs in several categories including games (71), innings (68.1), wins (5), and strikeouts (72)... Ranked T-10th among AL relievers in games. Finished with a SO/BB ratio of 6.0 (72 SO/12 BB), tied with NYY's Mariano Rivera for 3rd-best among all AL relievers...Finished 5th among AL relievers in BB/9.0 IP ratio at 1.6 (12 BB/68.1 IP). No runs allowed in 51 of his 71 appearances (72%). Pitched more than 1.0 inning 11 times and posted a 0.98 ERA (2 ER/18.1 IP) when doing so. Had at least 1 SO in 48 games and struck out 2 or more 19 times. Posted a 2.81 ERA (10 ER/32.0 IP) in 35 games at Fenway Park, and a 3.47 ERA (14 ER/36.1 IP) in 36 road games...Did not allow runs in 27 of his 35 home games. Was 2-0 with a 0.93 ERA (1 ER/9.2 IP) with 0 BB and 10 SO over his first 9 games of the season and did not issue a BB over his first 11 games (11.1 IP). 3 of his wins came in Red Sox final at-bat victories: 4/13 vs . TB, 5/16 at TB, and 8/7 at HOU . Was 4-1 with a 2.24 ERA (15 ER/60.1 IP) and 3 HR allowed in 62 games against all MLB clubs with the exception of TOR…Went 1-3 with a 10.13 ERA (9 ER/8.0 IP) and 6 HR allowed in 9 games against the Blue Jays.

2012 Posted a 1.43 ERA (7 ER/44.0 IP) over 37 relief appearances over 3 major league stints with the Red Sox. His ERA ranked 2nd in the AL (3rd in ML) among pitchers with at least 40.0 innings, trailing only TB's Fernando Rodney (0.60)...Since 1915, only 2 Red Sox have posted a lower single-season ERA while throwing at least 40.0 innings: Jonathan Papelbon in 2006 (0.92) and Calvin Schiraldi in 1986 (1.41). Recorded 45 strikeouts and issued just 5 walks for a 9.0 strikeout-to-walk ratio, tops in the majors among hurlers with at least 40.0 IP...It was the 2nd-best single-season K/BB ratio in Red Sox history among pitchers with at least 25.0 innings after Jonathan Papelbon in 2008 (9.63). Was just the 3rd AL pitcher ever to post an ERA under 1.50 and a K/BB ratio of at least 9.0 in a single season (min. 20.0 IP)...The others are Hall of Famer Dennis Eckersley (1990 with OAK) and Mariano Rivera (2008 with NYY)...Was the 2nd-youngest major leaguer ever to do that after Stephen Strasburg (2011 with WSH). Led the majors (min. 40.0 IP) with just 1.02 walks per 9.0 IP, the 3rd-best single-season ratio by a Red Sox with at least 40.0 IP dating back to 1909, trailing only Bret Saberhagen in 1999 (0.83) and Mike Timlin in 2003 (0.97). Gave up just 1 home run to rank 2nd among AL hurlers (min. 40.0 IP) with 0.20 homers allowed per 9.0 IP, the top mark by a Red Sox hurler since 2001...Also ranked among AL pitchers with at least 40.0 innings in WHIP (9th, 0.95), base runners per 9.0 IP (T-9th, 9.00), opponent OBP (11th, .257), and opponent OPS (10th, .558). Began season with Triple-A Pawtucket...Threw 5.0 scoreless innings over 5 outings in 1st ML stint of the season from 4/18-30. Recalled again on 7/15 and appeared in 15 games prior to 8/24 option (1.80 ERA, 4 ER/20.0 IP)...Returned to the Sox the next day and remained in the majors for the duration of the season (1.53 ERA, 3 ER/17.2 IP). Surrendered 1 run in 7 of 37 contests and did not give up more than 1 run all year...Permitted a run in backto-back outings just once with the Red Sox on 8/25 vs. KC (1.2 IP) and 8/29 at LAA (2.0 IP). Retired his 1st batter faced in 27 of 37 appearances (73.0%)...Held opponents to a .227 clip (37-for-163) overall, including a .222 mark (22-for-99) against right-handers and .234 (15-for-64) vs. left-handers. Converted the hold in all 5 chances and did not blow a save all season...Allowed the opposition to take a lead just once in 37 games with BOS, on 8/25 when he came into a tied game and pitched a perfect 11th inning before yielding a 12th-inning run for his only loss of the year, his 1st defeat overall since 8/27/09 vs. CWS. Posted a .185 opponent AVG (12-for-65) and a 0.92 ERA (2 ER/19.2 IP) in 20 games against the AL East...Held the Yankees scoreless in 7 outings against the club (8.0 IP)...Made 10 appearances on no days rest and compiled a 0.84 ERA (1 ER/10.2 IP) in those contests...Opponents hit just .179 (7-for-39) against him in close and late situations. Went more than 1.0 inning 13 times, with at least 2.0 innings in 6 tilts...Set career relief-highs with 5 K's on 7/22 vs. TOR (3.0 scoreless innings) and with 4.0 innings on 7/17 vs. CWS (1 R). Earned 1st career save with 3.0 scoreless innings to close out a 10-3 win at CWS on 4/26. Had a 1.16 ERA (3 ER/23.1 IP) with 27 K's and just 14 hits and 3 walks allowed over his last 22 games beginning 8/12...Was the AL's 5th-best ERA among pitchers with at least 20.0 innings in that stretch. Gave up just 1 run over his last 15 outings beginning 8/31 (0.64)...In that 14.0-inning stretch, yielded just 3 hits (2 1B, 1 2B) and 1 walk with 18 K's, recording a win and 5 holds...Began that run with a career-high 9 straight scoreless outings 8/31-9/18 (8.0 IP), during which he fanned 14 and allowed just 2 hits and 1 walk. Appeared in 6 of the Red Sox' last 7 wins of the season beginning 9/4...Recorded all 5 career holds over his last 13 outings from 9/4 to the end of the year. Recorded multiple K's and allowed no more than 1 base runner in 4 straight appearances from 9/11-17...In the last 10 seasons, the only other Sox pitcher to do that was Jonathan Papelbon in a 5-game stretch, 8/13-26/07. Was perfect over his last 5 outings beginning 9/22, with 4 strikeouts in 5.0 innings over that stretch...Matched the longest such streak by a Red Sox since 1916, along with Jonathan Papelbon from 8/16-31/11. Tossed perfect 8th inning 9/23 vs. BAL for his 1st career win in relief and 1st win overall since 8/22/09 vs. NYY. In 25 games with Triple-A Pawtucket, all in relief, went 3-2 with 4 saves, a 2.55 ERA (12 ER/42.1 IP) and 56 strikeouts...Of his 25 Triple-A outings, 14 were at least 2.0 innings long...Held Triple-A right-handers to a .161 clip (14-for-87)...Did not allow an earned run in his 1st 5 (9.1 IP) or last 6 outings (9.2 IP). 2011 Finished the season with Boston after beginning the year on the 60-day disabled list recovering from 2010 Tommy John Surgery. Made 6 rehab appearances with Single-A Salem, going 0-1 with a 6.05 ERA (13 ER/19.1 IP) before he was activated on 6/27 and optioned to Double-A Portland. Was 4-3 with a 3.86 ERA (16 ER/37.1 IP), 46 K's and 10 walks in 16 games (2 starts) between Portland and Triple-A Pawtucket. Allowed 6 runs over 0.2 innings in his 1st game with the Sea Dogs but followed that with a 2.42 ERA (6 ER/22.1 IP) over his last 7 games in Double-A. Did not allow a run in 6 of 8 outings with Pawtucket after joining the club on 8/8. Worked 1.2 scoreless innings of relief in Game 2 of the International League semi-finals 9/9 at Lehigh Valley (PHI). Was recalled to BOS on 9/13 and pitched that night vs. TOR, his 1st Major League game since 9/4/09 at CWS. Made 3 appearances with the Red Sox, all in relief, tallying a 6.00 ERA (2 ER/3.0 IP). 2010 Missed entire year due to Tommy John surgery. Underwent Tommy John surgery in Birmingham, AL on 4/6...After he returned to Ft. Myers, FL where he rehabbed. Prior to the 2010 campaign, ranked as the No. 6 prospect in the Red Sox organization by Baseball America. 2009 Climbed from Double-A Portland to Red Sox in 1st professional season...Earned Eastern League All-Star honors with Portland and also made 2 starts for Triple-A Pawtucket...Became 1st BOS player to make Major League debut in 1st professional season since Craig Hansen in 2005...Went 2-2 with a 6.30 ERA (14 ER/20.0 IP) in 4 starts with the Red Sox and 0-1 with an 11.81 mark (7 ER/5.1 IP) in 2 relief appearances...Received a decision in each of his 1st 5 career appearances, the longest such streak by a Sox pitcher since Steve Ellsworth's 7-gamer from 4/7-7/1/88...Took the loss in his Big League debut on 8/7 at Yankee Stadium after being recalled from Triple-A Pawtucket earlier that day...Came on in the 14th inning of a 0-0 game...Tossed 1.2 scoreless frames before yielding a walk-off homer to Alex Rodriguez in the 15th...Was the 1st Red Sox hurler to make his ML debut in extra frames since Phil Seibel on 4/15/04 vs. BAL (11th inning) and 1st ever against the Yankees...Also in that 8/7 game at NYY, joined teammates Hideki Okajima (1.1 IP) and Takashi Saito (1.0 IP) as the 1st trio of Japanese pitchers ever to appear for a Major League team in a single game...Won 1st career start, 8/11 vs. DET...At 23 years, 66 days old, became the youngest Japanese-born starter ever to win a ML game...Masanori Murakami was the only Japanese-born hurler to make his 1st start at a younger age (21 years, 101 days) on 8/15/65 vs. PHI for SF...Earned 2nd win on 8/22, a 14-1 victory over the Yankees at Fenway Park...Allowed 8 hits and 2 walks with 2 K's over 6.0 scoreless frames...Surrendered at least 1 hit in each of his 6.0 innings, stranding 9 base runners... Became 1st Sox hurler to make a start of 6.0 or more scoreless innings while allowing at least 1 hit in every frame since Oil Can Boyd on 4/8/88 (6.0 IP)...Optioned to the Gulf Coast League Red Sox on 8/29...Recalled back to BOS on 9/1...Season ended on 9/21 when he landed on the 60-day disabled list with a mild left groin strain...Combined to go 9-7 with a 2.55 ERA (31 ER/109.1 IP) in 20 starts between Double-A Portland and Triple-A Pawtucket...Finished 4th among Sox minor leaguer leaders in ERA...Began the year with Portland and was named an Eastern League All-Star...Promoted to Pawtucket on 7/26...Selected to pitch for Team World in the All-Star Futures Game on 7/12 in St. Louis...Was slated to start the game but did not pitch due to a weather delay. 2008 Signed a 3-year major league contract extending through the 2011 season with the Red Sox on December 11, 2008...The 22-year-old joins the organization after a 4-year amateur career with the Nippon Oil ENEOS of the Japan Industrial League, during which he went 14-3 with 11 saves and a 1.99 ERA (39 ER/176.2 IP) in 53 games/13 starts...Named the No. 7 prospect, the No. 5 pitcher in the Red Sox organization by Baseball America.

WITH THE ENEOS: Went 13-1 with 5 saves and a 0.80 ERA (10 ER/113.0 IP) in 21 games/11 starts in 2008...Struck out 114 batters and walked just 15 over 113.0 frames, an average of 9.1 K's per 9 innings...Established amateur career highs in nearly every category, including games, starts, complete games (6), shutouts (4), innings and strikeouts.

CORPORATE CHAMPS: Led the ENEOS to the semifinals of the league's corporate championship in November...Faced 3 batters over the minimum, allowing 5 hits with 2 walks and 4 K's over 9.0 scoreless innings in his first start of the tournament...In his last start of the competition, a quarterfinals match-up in Osaka on the 21st, allowed 4 hits and fanned 10 in a complete-game shutout.

TOURNAMENT HONORS: In September, helped Nippon Oil win the 32-team Intercity Baseball Tournament for the first time in 13 years...Appeared in all 5 of the ENEOS' games from September 1-9, and earned the event's Most Valuable Player award going 4-0 with one save and a 1.27 ERA... Tossed 8.0 innings or more with double-digit strikeouts in each of his first 2 tournament appearances, including a complete-game, 5-hit effort on September 4. Had 10 or more K's on 4 occasions in 2008, and earned the MVP honors in the Sports Nippon Tournament after a career-high 18-strikeout performance in a quarterfinals start on March 23.

INSIDE THE NUMBERS: Did not allow an earned run in his first 5 appearances/2 starts of the season, March 19-April 11, going 3-0 with 2 saves over 21.1 innings in that span...Suffered his first loss of the year in 0.2 inning out of the bullpen on May 9...Had been 4-0 with 2 saves prior to the setback...Went undefeated in his remaining 12 games/7 starts from June 4-November 22, going 8-0 with 2 saves and a 1.12 ERA (9 ER/72.0 IP).

MORE 2008 HIGHLIGHTS: Made relief appearances in both ends of a doubleheader on March 25...Went 2.0 innings in each game, recording the save in the first game and the win in the 2nd... Tossed a 9.0-inning complete-game victory on April 12, allowing one earned run, his first of the season, with 8 hits and one walk while fanning 8...Earned wins in 4 straight appearances, including 3 starts, from September 1-8, fanning 32 while walking just 5 in that time. 2007 Went 1-1 with 6 saves and a 3.91 ERA (20 ER/46.0 IP) in 20 games (2 starts)...Struck out 46 batters and walked 11...Surrendered just 1 home run all season. 2006 Did not record a decision over 5 relief outings, posting a 7.45 ERA (8 ER/9.2 IP)...Compiled 7 strikeouts and 1 walk...Surrendered 14 hits, including 1 home run. 2005 Was 0-1 with a 1.13 ERA (1 ER/8.0 IP) in 7 games out of the bullpen in his 1st year with the ENEOS...Fanned 7 and walked 4.