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Tatsuya Imai or Sonny Gray

Who Should I Start? - Week 13 • Start New
Tatsuya Imai

Tatsuya Imai

SPHouston Astros HOU
Sonny Gray

Sonny Gray

SPBoston Red Sox BOS
OR
🔓 EXPERT ANALYSIS

Owners starting Imai over Gray

 
 
 
 
START BOTH START BENCH BOTH BN

Includes Detailed Projections

Outlook Tatsuya Imai

Tatsuya Imai shows signs of growth amidst Houston's rotation crisis, making him an intriguing streaming option.

The fourth-place Astros (31-39) are facing a severe rotation crisis with several starters sidelined, leaving Tatsuya Imai to fill a vital role as a back-end starter. The 28-year-old rookie has recently found his footing, posting a 3.27 ERA and 1.18 WHIP over his last two starts (11 innings) after recovering from early-season injuries and adjusting to the big leagues.

While Imai's career 5.50 ERA highlights his early adaptation struggles, a mechanical tweak to his fastball grip—introducing a highly effective sinker—has significantly improved his downward action. Our models project a strong rest-of-season turnaround with a 3.85 ERA and 1.23 WHIP, suggesting his recent step forward is a sustainable glimpse of his true potential rather than a fluke.

Imai is scheduled for a single start on Friday, June 12, on the road against the Kansas City Royals and Luinder Avila. With the Royals' starter sporting a high 1.60 WHIP, this matchup presents a favorable environment for Imai to build on his momentum. Verdict: Stream.

Updated 16 hrs ago

Latest News Tatsuya Imai
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🔓 EXPERT ANALYSIS

Owners starting Gray over Imai

 
 
 
 
START BOTH START BENCH BOTH BN

Includes Detailed Projections

Latest News Sonny Gray
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Performance Tatsuya Imai
Fantasy Chart Loading...

ERA W-L HLD SV SO WLK WHIP GP
3.601-000831.601
Season stats based on the past 7 days

ERA W-L HLD SV SO WLK WHIP GP
3.271-1001351.182
Season stats based on the past 14 days
Performance Sonny Gray
Fantasy Chart Loading...

ERA W-L HLD SV SO WLK WHIP GP
4.431-000321.641
Season stats based on the past 7 days

ERA W-L HLD SV SO WLK WHIP GP
2.982-0001051.402
Season stats based on the past 14 days
Next Up Own/Start Comparison
OWN/START Tatsuya Imai
OWN
39%
+5.41 compared to last week
START
16%
-0.67 compared to last week
OWN/START Sonny Gray
OWN
97%
-1.69 compared to last week
START
54%
-22.97 compared to last week
Next Up Consensus Rankings
Expert Consensus Tatsuya Imai
104th
Average Ranking of Fantasy Experts
Expert Consensus Sonny Gray
57th
Average Ranking of Fantasy Experts
Next Up Player Breakdowns
Breakdown Tatsuya Imai

    Overview

  • Experts rank this player at 104th among SP's. Based on his stats from the past 60 days, he is currently ranked 257th.
  • The current leader among SP's is Cristopher Sanchez
  • Can't be doing much worse than he is right now. Failing to live up to expectations is one thing, but playing this bad is another.
  • Trending Pitching Stats

  • Top 75 in WHIP and is currently ranked 58th with 1.19
  • Currently ranked 107th in ERA with 4.64
  • Currently ranked 118th in wins with 2
  • His average points in the past two weeks have increased by 2.4 PPG.
  • At this point in the season his numbers compared to last years: W: +3, L: +3, WHIP: +1.41, ERA: +5.28, K's: +36, Walks: +23
Breakdown Sonny Gray

    Overview

  • Experts rank this player at 57th among SP's. Based on his stats from the past 60 days, he is currently ranked 70th.
  • The current leader among SP's is Cristopher Sanchez
  • He has been under achieving. Look for him to bounce back.
  • Trending Pitching Stats

  • Top 100 in WHIP and is currently ranked 96th
  • Top 50 in ERA and is currently ranked 50th with 3.44
  • Top 35 in wins and is currently ranked 29th with 5
  • His average points in the past two weeks have increased by 2.4 PPG.
  • At this point in the season his numbers compared to last years: W: EVEN, L: EVEN, WHIP: +0.108, ERA: -0.177, K's: -37, Walks: +2
Next Up Health Check
Injury Tatsuya Imai

No Injury Reported

Injury Sonny Gray

No Injury Reported

Next Up Matchup Comparison
Matchups Tatsuya Imai
DateOpponentResult
Jun 08@LAAJosh HaderW 4-5
Jun 09@LAAWalbert UrenaL 10-1
Jun 10@LAARyan ZeferjahnL 3-2
Jun 12@KCLuinder Avila
Jun 13@KCNoah Cameron
Jun 14@KCStephen Kolek
ERA W-L HLD SV SO WLK WHIP GP
16.360-000443.181
Season stats based on this weeks opponents
Matchups Sonny Gray
DateOpponentResult
Jun 08@TBCasey LeguminaL 3-1
Jun 09@TBNick MartinezL 4-3
Jun 10@TBDrew RasmussenL 7-5
Jun 12VS TEXJack Leiter
Jun 13VS TEXJacob deGrom
Jun 14VS TEXNathan Eovaldi
ERA W-L HLD SV SO WLK WHIP GP
nan-nan0
Season stats based on this weeks opponents
Next Up Ratings Comparison
Rating Tatsuya Imai
8.84
FantasySP Player Rating
Rating Sonny Gray
13.24
FantasySP Player Rating
Next Up Career Comparison
Career Tatsuya Imai
YEAR TM APP INN PC K WLK SV W-L ERA WHIP K/9 PTS
2026 HOU 8 34.1 658 36 23 0 3-3 5.24 1.4 9.4 67
ON PACE 18 79 1522 83 53 0 6-6 5.24 1.4 9.4 154
3-YEAR AVG 0 0 0 0 0 0 0-0 NAN NAN NAN 0
Career 8 34.1 658 36 23 0 0-0 5.24 1.4 9.4
Career Sonny Gray
YEAR TM APP INN PC K WLK SV W-L ERA WHIP K/9 PTS
2013 OAK 12 64.0 995 67 20 0 5-3 2.67 1.11 9.4 190
2014 OAK 33 216.2 3295 183 74 0 14-10 3.12 1.21 7.6 556
2015 OAK 31 208.0 3078 169 59 0 14-7 2.73 1.08 7.3 546
2016 OAK 22 117.0 1947 94 42 0 5-11 5.69 1.5 7.2 216
2017 OAK 27 160.0 2663 153 57 0 10-12 3.6 1.23 8.6 407
2018 NYY 30 128.0 2249 123 57 0 11-9 4.99 1.52 8.7 283
2019 CIN 31 173.0 2909 205 68 0 11-8 2.86 1.1 10.7 489
2020 CIN 11 56.0 968 72 26 0 5-3 3.7 1.21 11.6 153
2021 CIN 25 131.2 2162 147 50 0 7-9 4.17 1.23 10.1 283
2022 MIN 24 121.2 1872 117 36 0 8-5 3.11 1.11 8.7 289
2023 MIN 34 193.0 2987 195 58 0 8-9 2.8 1.17 9.1 454
2024 STL 28 164.0 2483 203 39 0 13-9 3.9 1.1 11.1 433
2025 STL 32 180.2 2719 201 38 0 14-8 4.28 1.23 10 442
2026 BOS 11 56.1 864 44 16 0 7-1 3.2 1.24 7 150
ON PACE 27 138 2120 108 39 0 17-2 3.2 1.24 7 367
3-YEAR AVG 31 178 2730 200 45 0 12-9 3.6 1.17 10 443
Career 351 1953.2 31191 1973 640 0 0-0 3.61 1.22 9.1
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Matchups

Week 1
ARI @LAC
ATL @PIT
BAL @IND
BUF @HOU
CAR vs CHI
CIN vs TB
CLE @JAC
DAL @NYG
DEN @KC
DET vs NO
GB @MIN
LAR vs SF
LV vs MIA
NE @SEA
NYJ @TEN
PHI vs WAS
Matchup Time Pitchers
ARI @CIN 07:15 EDT EST Eduardo Rodriguez
Nick Lodolo
ATH vs COL 10:05 EDT EST Gage Jump
ATL @NYM 07:15 EDT EST Spencer Strider
Nolan McLean
BAL vs SD 07:05 EDT EST Shane Baz
Griffin Canning
BOS vs TEX 07:10 EDT EST Sonny Gray
Jack Leiter
CHC @SF 10:15 EDT EST Ben Brown
Landen Roupp
CHW vs LAD 07:40 EDT EST Sean Burke
Roki Sasaki
CLE vs DET 07:10 EDT EST Tanner Bibee
Jack Flaherty
HOU @KC 08:10 EDT EST Tatsuya Imai
Luinder Avila
LAA vs TB 09:38 EDT EST Sam Aldegheri
Shane McClanahan
MIA @PIT 06:40 EDT EST
Braxton Ashcraft
MIL vs PHI 07:40 EDT EST Jacob Misiorowski
Andrew Painter
MIN vs STL 08:10 EDT EST Joe Ryan
Kyle Leahy
NYY @TOR 07:37 EDT EST Ryan Weathers
Trey Yesavage
SEA @WAS 06:45 EDT EST Bryce Miller
Zack Littell
Matchup Time
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Matchup Time
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