Signed by the Yankees as a minor league free agent on 12/25/13.
Combined at Triple-A Round Rock (Rangers) and Triple-A Scranton/Wilkes-Barre (Yankees) to go 2-3 with a 2.83 ERA (76.1IP, 24ER, 86K, 14BB) with 2 saves in 44 appearances (1 start)…made 23 relief appearances for the Express, going 0-1 with 1 save and a 4.24 ERA (34.0IP, 16ER)…stranded 11-of-14 inherited runners (78.6%)… allowed 0R in his final 5G with Round Rock (11.1IP, 8H, 17K, 3BB)…on 6/21, was traded to the Yankees for future considerations…spent the rest of the season with Scranton/WB, where he went 2-2 with 1 save and a 1.70 ERA (42.1IP, 8ER) in 21G… with the RailRiders, recorded 42K and only 4BB, stranding all 6 of his inherited runners…in his final 9G, produced a 0.84 ERA (21.1IP, 2ER, 21K, 2BB) and held opponents to a .200 BA (16-for-80)…made his only start on 8/31 at Lehigh Valley (3.0IP, 2H, 0R, 2K, 1BB)…became a free agent on 11/4 and re-signed with the Yankees on 12/25.
Started the season on the 15-day disabled list with a low
back muscle strain before splitting the campaign between Round
Rock (AAA) and Texas...reinstated from the DL and optioned to
Round Rock on April 14...recalled on May 21 when Neftali Feliz hit the DL with right elbow inflammation...optioned to Round
Rock on June 16 to make room for Justin Grimm on the active
roster...recalled again on June 29 when Mark Lowe was placed
on the DL with a right intercostal strain...optioned on July 14 to
create roster space for Luis Martinez...recalled for the remainder
of the season on Sept. 1.
TEXAS: Went 1-0 with a 9.00 ERA (17 ER/17.0 IP) in 14 appearances over 3 stints with the Rangers (May 21-June 16, June
29-July 14, and Sept. 1-end of season)...opponents hit .257 (18-
70), but he allowed 4 HR in 17.0 innings...right-handed batters
hit just .225 (9-40) with 11 strikeouts and no HR...allowed 6 of
9 inherited runners to score...allowed one run in first 3 appearances, but multiple runs in 4 of 6 outings from May 27-July 3 (15
ER/6.2 IP) to raise ERA to season-high 14.40...finished the season with one run over his final 5 outings at 1.29 (1 ER/7.0 IP)...
recorded the final out in the top of the 13th and Josh Hamilton
hit a walkoff 2-run homer in the bottom of the inning to give him
his lone win, May 26 vs. Toronto...allowed 8 runs in 0.2 IP May
30 vs. Seattle, the fewest outs ever recorded by a Texas reliever
allowing 8+ runs...gave up 5 ER in 0.1 IP July 3 at CWS...had
career-high 4 strikeouts and season-high 2.1 IP, Sept. 26 vs.
Oakland...was on roster for A.L. Wild Card Game vs. Baltimore,
but did not appear.
ROUND ROCK: Went 4-0 with 6 saves and a 1.13 ERA (5
ER/39.2 IP) in 32 appearances with the Express...had 45 strikeouts against just 7 walks...did not allow an earned run from April
24-July 26, a streak of 23.1 innings over 17 appearances; had
26 strikeouts and just 3 walks during the streak...had 6 appearances of 2.0 innings...PCL opponents batted .203 (29-143) with
just 2 home runs.
POSTSEASON: Was on the Rangers' 2012 A.L. Wild Card
roster, but did not pitch...also on club's 2011 ALCS roster for
that series against Detroit, appearing in one game...tossed 0.2
scoreless inning to finish the 8th inning of 5-2 loss in Game 3 at
Detroit, his only postseason action to date...pitched on playoff
teams in 5 different seasons during his time in the Japanese
Pacific League, posting no record and a 7.20 ERA (8 ER/10. 0
IP) over 10 relief appearances.
The then-35-year-old began his first year in the U.S. at
Triple-A Round Rock before becoming the oldest Ranger to make
his major league debut in late May...also became the 4th native
of Japan to appear for Texas, joining fellow right-handers Hideki
Irabu, Akinori Otsuka, Kazuo Fukumori and, later in the season,
Koji Uehara, who became the 5th...Tateyama went on to make 39
appearances for the Rangers, posting one of the best strikeoutto-walk ratios among A.L. relievers.
In final season with the Fighters, ranked 6th in the NPB's Pacific League in holds (25) and tied for 8th in appearances (58) ... among all Pacific League pitchers with 50.0 or more innings, had the 4th lowest opponents batting average (.213), the 6th best ERA (1.80), and the 8th highest strikeouts/9.0 innings ratio (9.65) ... led the Fighters in holds, tied for 2nd in games, and posted the 3rd lowest ERA ... had the lowest ERA and 2nd most strikeouts (59) of his career and tied for most appearances ... had 4 saves in 7 opportunities ... permitted runs in 7 of 58 games, allowed 3 of 11 inherited runners to score, and had 16 of 58 1st batters reach base ... held right-handed hitters to a .186 (26-140) average with LHB at .274 (17-62) ... compiled at 1.35 ERA (4 ER/26.2 IP) in 26 home outings ... surrendered just 3 homers ... worked 11.2 scoreless innings over season's last 13 games beginning Sept. 1 ... matched career relief high with 4 strikeouts, Sept. 20 vs. Orix ... recorded lone victory on July 4 at Tohoku Rakuten ... the Fighters were 41-14-3 in his 58 appearances.
Ranked 7th in the Pacific League in holds (18) despite being hampered by back trouble ... his 5 wins were most ever in relief with victories in each of season's last 2 appearances ... was 0-for-7 in save tries ... issued 5 runs in 0.2 innings on May 25 at Chunichi with 2.87 ERA (15 ER/47.0 IP) in other 45 games.
Was 3rd in Pacific League in holds (22) and tied for 6th in games (58) ... worked career high 67.1 relief innings ... was 2-4 in save tries ... opened the season with 15.2 scoreless innings over 14 outings through May 15 ... allowed 8 ER/2.1 IP in year's last 3 games to raise ERA from 2.35 to 3.07 ... lone win came on May 15 vs. Chiba Lotte.
Began the year in Fighters' rotation, going 2-4, 4.17 in 7 starts ... worked 6.0 shutout frames to defeat Seibu in 1st outing of year on April 1 ... longest outing was 8.0 innings on April 17 at Seibu ... fanned season best 7 on May 9 vs. Fukuoka ... left after 1.2 innings on May 16 vs. Tohoko Rakuten and missed the rest of regular season with a leg injury ... .returned to pitch 2.2 relief innings in Japan Series.
Ranked 4th on staff in appearances (46) for NPB champions ... did not have a save opportunity ... issued 10 ER in 13.0 innings over last 12 games to lift final ERA from 1.59 to 3.06.
Tied for the team lead in holds (8) and was 2nd in appearances (45) ... posted a 2.02 ERA (5 ER/22.1 IP) in final 20 appearances beginning July 28.
Led the club in holds (13), had the 2nd lowest ERA (2.33), and appeared in 4th most games (41) ... was named the Pacific League's middle reliever of the year ... worked 8.2 scoreless innings over 1st 8 games in June ... issued 6 ER/0.2 IP on July 21 vs. Seibu ... otherwise had a 1.18 ERA (6 ER/45.2 IP) for the season.
Had a career high 15 saves, 3rd most in the Pacific League as team's closer.
Posted 3 wins, 4 saves, and a 2.29 ERA in 45 games while moving to the bullpen full-time.
Appeared in just 10 games and allowed 5 homers in 14.1 innings.
Was selected to Pacific League All-Star team ... had career high 2 complete games.
Was 6-5, 2.89 in 22 starts in rookie season ... had 6th best ERA in Pacific League among all pitchers with at least 100.0 innings ... set career highs for innings (106.0) and strikeouts (62).