Houston Astros· #45· Pitcher
Tatsuya Imai
Bats R · Throws R·Age 28 (May 9, 1998)·5' 11", 176 lb·Kanuma, Japan
2026 Pitching
ERA
4.93
WHIP
1.42
IP
76.2
K%
28.7
BB%
15.1
K/9
11.39
W-L
6-4
GS
15
SV
0
HLD
0
DiamondIQ WAR
76.7 IP · 2026
0.6
6.3 runs above replacement
FIP · 4.24 (park 0.99)0.0
vs replacement · SP, 76.7 IP+6.3
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Slider46% · 86.6 · 40% whiff
Four-Seam44% · 94.8 · 21% whiff
Sinker4% · 94.5 · 19% whiff
Splitter3% · 84.7 · 75% whiff
Changeup3% · 86.6 · 73% whiff
Curveball0% · 77.6 · 0% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Houston Astros | 6 | 4 | 4.93 | 23 | 15 | 0 | 76.2 | 97 | 51 | 1.42 | 11.39 |
Recent Games
Sep 27 @ AthleticsW
1.0 IP, 0 ER, 1 K, 0 BB
Sep 20 vs Atlanta BravesL
2.0 IP, 0 ER, 4 K, 0 BB
Sep 16 vs Kansas City RoyalsL
1.0 IP, 0 ER, 1 K, 1 BB
Sep 9 @ Philadelphia PhilliesL
2.0 IP, 0 ER, 3 K, 3 BB
Sep 1 vs Chicago White SoxL
3.0 IP, 2 ER, 5 K, 3 BB
Aug 20 vs Los Angeles AngelsL
3.0 IP, 2 ER, 3 K, 2 BB
Aug 12 @ San Francisco GiantsW
3.0 IP, 0 ER, 3 K, 2 BB
Aug 3 vs Toronto Blue JaysL
3.0 IP, 0 ER, 5 K, 0 BB
Jul 27 @ Los Angeles AngelsW
0.2 IP, 2 ER, 1 K, 4 BB
Jul 21 vs Miami MarlinsW
6.0 IP, 1 ER, 8 K, 3 BB