Koji Uehara RP BOS 29 Days

Koji Uehara worked a perfect ninth inning against the Yankees on Sunday, preserving a three-run lead and earning his 18th save of the season.

The 39-year-old hurler has once again been lights-out in the closer's role for the Red Sox, posting a 1.19 ERA, 0.72 WHIP and 48/5 K/BB ratio over 37 2/3 innings while converting all but one of his first 19 save chances.

Koji Uehara RP BOS 1 Month

Koji Uehara suffered his first blown save of the season on Sunday, allowing two runs in the ninth inning of an extra-innings win over the A's.

Uehara gave up a solo shot to Stephen Vogt with one out and recorded a second out before John Jaso tied the game with his solo blast. Uehara has now allowed five runs all season, with all five coming on solo homers. The good news for Uehara owners is he ended up getting the victory out of the ordeal. Also good news is that he remains one of the most dominant relievers in the game, owning a 1.30 ERA, 0.72 WHIP and 44/4 K/BB ratio in 34 2/3 innings this year. All is still well.

Koji Uehara RP BOS 1 Month

Koji Uehara allowed his third solo homer and his third run of the season on Wednesday, but he ended up with the win against the Twins.

Chris Parmelee snuck one over the wall in right for the third run Uehara has given up in 32 2/3 innings. Since becoming a reliever, he's allowed 28 homers and 52 runs in 252 innings, which makes for a pretty incredible ratio.

Koji Uehara RP BOS 2 Months

Koji Uehara picked up his 14th save of the season, working a scoreless ninth inning in Thursday's win over the Indians.

Two ground outs and a strikeout in what was yet another easy ninth inning for Uehara. The right-hander has now had 17 consecutive scoreless appearances, which has brought his ERA and WHIP down to 0.63 and 0.73, respectively. Uehara also has a 39/4 K/BB ratio and has yet to blow a save this season.

Koji Uehara RP BOS 2 Months

Koji Uehara struck out two in a scoreless ninth inning to earn his 13th save against the Orioles on Tuesday.

Uehara allowed a single in his inning of work, but he worked around that -- and a dropped foul ball by catcher A.J. Pierzynski that Nick Markakis new life -- to fan Markakis and Manny Machado to end the game. The right-hander is enjoying another fabulous season, as he's now a perfect 13-for-13 in save opportunities with a 0.65 ERA, 0.76 WHIP and 38/4 K/BB ratio in 27 2/3 innings this year.

Koji Uehara RP BOS 2 Months

Koji Uehara tossed a scoreless ninth inning Monday against the Braves for his 10th save of the season.

Uehara gave up a one-out single to Chris Johnson, but was able to induce a double play grounder from Andrelton Simmons to end the ballgame. In case you haven't noticed, the Red Sox haven't been winning many games recently, so this was his first save since May 11. He now has a 0.92 ERA and 29/3 K/BB ratio across 19 2/3 innings for the year.

Koji Uehara RP BOS 3 Months

Koji Uehara struck out two in the ninth inning to earn the save against the Rangers on Sunday.

Uehara has nine saves without a blown save on the year. The right-hander appears to be fine after shoulder tightness hindered his performance near the end of April. Uehara has a 1.15 ERA, 1.02 WHIP and 24/3 K/BB ratio in 15 2/3 innings this season.

Koji Uehara RP BOS 3 Months

Koji Uehara struck out all three batters he faced in the ninth Wednesday to earn the save in Boston's 3-2 win over Cincinnati.

It was Uehara's best outing since he returned from shoulder tightness last month. He was struggling terribly, with his ERA all of the way up to 1.32 going into the night. Tonight's perfect inning was is first since April 9.

Koji Uehara RP BOS 3 Months

Koji Uehara got into a bit of trouble in the ninth inning on Saturday, but managed to escape with his fifth save of the season.

Taking over with a two-run lead, he surrendered a solo homer to Jose Bautista and a one-out single to Dioner Navarro to put the winning run at the plate, but was able to battle back and get the next two outs to lock up the save. The 39-year-old hurler sports a fantastic 0.96 ERA, 0.96 WHIP and 16/1 K/BB ratio in 9 1/3 innings on the season.

Koji Uehara RP BOS 3 Months

Koji Uehara issued his first walk since last Aug. 5, but he struck out the other three Orioles he faced for a save Saturday.

Uehara went his last 23 regular-season innings, 13 2/3 postseason innings and then six innings this year without walking a batter before throwing ball four to Matt Wieters today. His current 11/1 K/BB ratio this season is actually worse than his mark from last year (101/9) or 2012 (43/3).