P Kohei Hayashi #35
Age: 24 | Bats: R | Throws: R | Morale: Very Good    
12/31/2025
P KOHEI HAYASHI #35 - AGE: 24 - BATS: R - THROWS: R - MORALE: VERY GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
39 0 5-1 2 5.04 60.2 74 6 17 51 1.50 0.6
PITCHING RATINGS (OSA)
Pot. Overall Vs Left Vs Right Pot.
Stuff 37
Movement 30
Control 62
PITCHING RATINGS
Pitch Cur. Pot.
Fastball - 55
Curveball - 75
Splitter - 64
 
 
OTHER PITCHING RATINGS
Velocity 91-93 Mph
Stamina 51
Suggested Role Borderline SP
Groundball Percentage 58 %
Hold Runners 75
Defense 18
RUN/BUNT RATINGS
Running Speed: 32
Stealing Ability: 14
Baserunning Inst.: 6
Sacrifice Bunt: 63
Bunt for Hit: 12
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
08/16/2026 @ ROC Loss, 0-0 0.0 1 1 1 0 0
08/04/2026 @ PHO Loss, 0-0 1.2 2 1 1 0 2 Loss
08/03/2026 @ SAN Loss, 0-0 2.0 3 1 1 0 4
07/26/2026 @ SAN Loss, 0-0 2.1 1 0 0 0 4 Win
07/21/2026 @ TYL Loss, 0-0 1.1 3 2 2 0 0 Save
07/18/2026 @ MAD Loss, 0-0 0.1 1 1 1 0 0
07/10/2026 @ SAS Loss, 0-0 0.1 0 0 0 0 1
07/03/2026 @ BAR Loss, 0-0 X 5.0 7 3 3 2 6 Loss
06/18/2026 @ PHO Loss, 0-0 1.0 0 0 0 0 1
06/12/2026 @ CIN Loss, 0-0 2.0 1 0 0 1 2
PERSONALITY
Leader Ability:Low
Loyalty:High
Desire f. Win:Low
Greed:Very High
Intelligence:Low
Work Ethic:Normal
Birthday:12/05/2001
Born in:Tokyo, TOK
Nationality:Japanese
Height:5' 9"
Weight:175 lbs
Local Popularity:Unknown
National Pop.:Unknown
STATUS
Contract:Minor League Contract
Salary:-
Signed Through:-
Major Service:None, None
Service This Yr:None
40-Man Service:None, None
Pro Service:2 Years
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:2023, 8th Pick in Round 5
DOUBLE A 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 39 0 5 1 2 5.04 60.2 74 34 34 6 17 51 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF R/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 15 2 50.0 39 15 14.09 10.98 7.57 2.52 4.20 1.50 88 0.6 .360        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 75 25 5 0 1 12 8 9 0 0 1 .333 .405 .440 .845      
vs. RHB 171 49 10 0 5 22 9 42 0 1 3 .287 .333 .433 .766      
DOUBLE A 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 2 0 0 0 0 0.00 1.1 1 0 0 0 0 3  
May 5 0 0 0 0 3.86 9.1 12 4 4 1 0 7  
June 9 0 2 0 0 6.35 11.1 13 8 8 2 3 7  
July 10 0 1 0 2 5.40 11.2 13 7 7 1 5 11  
August 8 0 2 1 0 6.52 19.1 26 14 14 2 9 18  
September 5 0 0 0 0 1.17 7.2 9 1 1 0 0 5  
Last Year 14 0 0 1 4 6.48 16.2 17 12 12 1 9 15  
Career 53 0 5 2 6 5.35 77.1 91 46 46 7 26 66  
Home 2 0 0 0 0 2.25 4.0 4 1 1 0 0 4  
Road 1 0 0 0 0 3.86 2.1 3 1 1 0 0 2  
Grass 39 0 5 1 2 5.04 60.2 74 34 34 6 17 51  
Day 11 0 2 0 0 6.19 16.0 23 11 11 1 3 12  
Night 28 0 3 1 2 4.63 44.2 51 23 23 5 14 39  
As Reliever / Substitution 39 0 5 1 2 5.04 60.2 74 34 34 6 17 51  
SINGLE A 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 8 8 1 4 0 4.23 44.2 48 22 21 6 9 52 0 0.0 0 2 25.0
Pitching SVO BS SV% RA GF R/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 12.90 9.67 10.48 1.81 4.22 1.28 102 0.5 .341        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 62 15 3 0 2 8 5 22 0 0 3 .242 .329 .387 .716      
vs. RHB 119 33 5 0 4 14 4 30 0 0 4 .277 .323 .420 .743      
SINGLE A 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 3 3 1 0 0 4.24 17.0 16 8 8 2 3 13  
May 3 3 0 2 0 2.89 18.2 18 6 6 3 3 26  
June 1 1 0 1 0 9.00 4.0 7 5 4 0 1 7  
July 1 1 0 1 0 5.40 5.0 7 3 3 1 2 6  
Last Year 22 22 8 9 0 4.30 125.2 135 63 60 11 31 118  
2 Years Ago 16 16 7 7 0 5.24 91.0 120 57 53 9 31 93  
Career 46 46 16 20 0 4.61 261.1 303 142 134 26 71 263  
Home 1 1 0 0 0 0.00 4.2 4 0 0 0 2 7  
Grass 6 6 1 3 0 3.89 34.2 37 16 15 5 5 39  
Turf 2 2 0 1 0 5.40 10.0 11 6 6 1 4 13  
Day 2 2 0 0 0 4.66 9.2 9 5 5 1 3 10  
Night 6 6 1 4 0 4.11 35.0 39 17 16 5 6 42  
As Starter 8 8 1 4 0 4.23 44.2 48 22 21 6 9 52  
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2023 ORIX - COL 21 15 15 8 2 0 2.96 91.1 75 34 30 10 28 104 0 0 1.13 .280 3.72 2.7 175
2023 West Virginia - A 21 16 16 7 7 0 5.24 91.0 120 57 53 9 31 93 0 0 1.66 .399 4.18 1.7 88
2024 West Virginia - A 22 22 22 8 9 0 4.30 125.2 135 63 60 11 31 118 0 0 1.32 .332 3.94 2.1 99
2024 Buzzard's Bay - AA 22 14 0 0 1 4 6.48 16.2 17 12 12 1 9 15 0 0 1.56 .333 4.04 0.2 75
2025 West Virginia - A 23 8 8 1 4 0 4.23 44.2 48 22 21 6 9 52 0 0 1.28 .341 4.22 0.5 98
2025 Buzzard's Bay - AA 23 39 0 5 1 2 5.04 60.2 74 34 34 6 17 51 0 0 1.50 .360 4.20 0.6 93
Total AA 53 0 5 2 6 5.35 77.1 91 46 46 7 26 66 0 0 1.51 .354 4.16 88.7
Total A 46 46 16 20 0 4.61 261.1 303 142 134 26 71 263 0 0 1.43 .358 4.07 94.8
Total Pro Feeder 15 15 8 2 0 2.96 91.1 75 34 30 10 28 104 0 0 1.13 .280 3.72 175.1
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2023 West Virginia - A P 16 16 4 8 2 12 0 1.000 91.0 1.19 +0.7 1.074
2023 ORIX - COL P 15 15 6 7 3 13 0 1.000 91.1 1.28 +0.9 1.066
2024 Buzzard's Bay - AA P 14 0 0 4 1 4 0 1.000 16.2 2.16 +0.2 1.050
2024 West Virginia - A P 22 22 6 17 1 23 0 1.000 125.2 1.65 +0.5 1.003
2025 Buzzard's Bay - AA P 36 0 5 10 1 16 1 .938 60.2 2.23 +0.5 1.052
2025 West Virginia - A P 8 8 2 6 0 9 1 .889 44.2 1.61 +0.3 1.051
TOTAL P 111 61 23 52 8 77 2 .974 430.0 1.57 +3.0 1.039
PLAYER HISTORY
09/12/2022 Joined the ORIX Buffaloes.
01/01/2023 OSA scouting updated ratings (potential): Stuff: - (40); Movement: - (30); Control: - (57).
05/18/2023 Was selected to the 2023 NIPPON BASEBALL LEAGUE All-Star Game.
06/07/2023 Drafted in the 2023 first-year player draft (Round 5, Pick 8, 114th overall pick) by the Brooklyn Black Knights.
06/25/2023 Released by the ORIX Buffaloes.
06/25/2023 Signed a minor league contract with the Brooklyn Black Knights organization with a signing bonus of $200,000.
01/01/2024 OSA scouting updated ratings (potential): Stuff: - (38); Movement: - (30); Control: - (59).
01/01/2025 OSA scouting updated ratings (potential): Stuff: - (35); Movement: - (29); Control: - (61).
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