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Tatsuya Imai
Tatsuya Imai
Houston Astros • Pitcher
Age 28 • 5' 11" • 176 lb
Bats: R • Throws: R
MLB Debut: 2026-03-29
Born: Kanuma • Japan
2026 Stats
W
5
L
4
ERA
6.06
WHIP
1.50
IP
52.0
SO
63
SV
0
HLD
0
G
13
GS
13
Career Stats
W
5
L
4
ERA
6.06
WHIP
1.50
IP
52.0
SO
63
SV
0
HLD
0
G
13
GS
13
Year-by-Year Pitching
Year Team GGSIP WLSVSO ERAWHIPAwards
2026 HOU 13 13 52.0 5 4 — 63 6.06 1.50
Spring Training
Pitching
YearTeamGGSIPWLSVSOERAWHIP
2026 HOU 336.0 1——7 0.000.50
Game Logs
Season selector loads one year at a time.
Pitching
Date Opponent IP H R ER BB SO HR
2026-07-07 @ WSH 3.2 4 2 2 3 3 1
2026-07-01 vs MIN 1.1 4 5 5 5 2 2
2026-06-25 @ DET 6.0 2 0 0 1 10 0
2026-06-19 vs CLE 6.0 6 3 3 0 11 1
2026-06-12 @ KC 0.2 4 5 5 1 1 0
2026-06-06 vs ATH 5.0 5 2 2 3 8 0
2026-05-31 vs MIL 6.0 3 2 2 2 5 1
2026-05-25 @ TEX 6.0 0 0 0 4 2 0
2026-05-18 @ MIN 4.2 5 3 3 0 5 2
2026-05-12 vs SEA 4.0 5 6 6 3 3 2
2026-04-10 @ SEA 0.1 1 3 3 4 0 0
2026-04-04 @ ATH 5.2 3 0 0 3 9 0
2026-03-29 vs LAA 2.2 3 4 4 4 4 0
Transactions
Entire history • newest first.
2026-05-12
Houston Astros activated RHP Tatsuya Imai from the 15-day injured list.
2026-05-05
Houston Astros sent RHP Tatsuya Imai on a rehab assignment to Sugar Land Space Cowboys.
2026-05-05
Houston Astros sent RHP Tatsuya Imai on a rehab assignment to Sugar Land Space Cowboys.
2026-04-28
Houston Astros sent RHP Tatsuya Imai on a rehab assignment to Corpus Christi Hooks.
2026-04-28
Houston Astros sent RHP Tatsuya Imai on a rehab assignment to Corpus Christi Hooks.
2026-04-13
Houston Astros placed RHP Tatsuya Imai on the 15-day injured list retroactive to April 12, 2026. Right arm fatigue.
2026-01-02
Houston Astros signed free agent RHP Tatsuya Imai.
Scouting Report
Statcast-style percentiles • Basenerd theme
Season 2026
Ready
Basic Line
Season / Game
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Pitch Arsenal
Usage • Velo • Break • Spin • xwOBA
Pitch N Use% Velo HB IVB Spin xwOBA Whiff% Zone% Chase% BNStuff+ BNCtrl+
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Notes
Primary pitch summary
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Movement Profile (Induced Break)
Pitcher's View: HB vs Rise / Drop (in)
Circles: 12/18/24 in • Dots = pitch types (size ~ pitch count)
Pitch Location Heatmaps
KDE-style blur • fixed zone • catcher POV
vs. LHH
vs. RHH
Zone: left -0.7083 / right 0.7083 • bot 1.595 / top 3.394 • Domain: X [-2,2], Z [0,5]
Statcast Game Log
Per-game pitch metrics from Statcast
Date Pitches Velo BNStuff+ BNCtrl+ Whiff% Zone% Chase% K% BB% xwOBA
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