P Katsuhito Hayashi #39
Age: 26 | Bats: L | Throws: L | Morale: Good    
06/07/2026
P KATSUHITO HAYASHI #39 - AGE: 26 - BATS: L - THROWS: L - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
23 0 1-0 3 1.36 33.0 27 1 8 35 1.06 0.9
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 4 4 4 5
Movement 3 3 3 3
Control 4 4 4 6
PITCHING RATINGS
Pitch Cur. Pot.
Curveball 8 8
Cutter 7 8
 
 
 
OTHER PITCHING RATINGS
Velocity 92-94 Mph
Stamina 3
Suggested Role Bullpen
Type Flyball Pitcher
Hold Runners 10
Defense 5
RUN/BUNT RATINGS
Running Speed: 1
Stealing Ability: 2
Baserunning Inst.: 4
Sacrifice Bunt: 5
Bunt for Hit: 1
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
06/03/2026 YOU Loss, 6-8 1.2 0 0 0 1 3
05/30/2026 @ MSL Win, 3-2 2.0 1 0 0 0 3
05/28/2026 SAN Win, 4-3 1.1 1 0 0 0 4
05/27/2026 SAN Win, 7-0 1.1 0 0 0 0 0
05/24/2026 @ DB Win, 6-3 0.1 0 0 0 0 0
05/21/2026 BG Win, 5-3 0.1 0 0 0 0 0
05/19/2026 BG Win, 5-3 2.0 0 0 0 0 0 Win
05/17/2026 @ DEL Loss, 1-3 2.2 4 0 0 0 5
05/14/2026 @ PP Loss, 2-4 2.0 3 0 0 0 4
05/12/2026 HMP Win, 5-4 1.0 1 0 0 0 0
PERSONALITY
He never shows any lack of effort and is intelligent on and off the field. Hayashi is well-respected by his teammates.
High: Work Ethic, Intelligence
Birthday:02/02/2000
Born in:Kudamatsu, YAM
Nationality:Japanese
Height:6' 3"
Weight:210 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:5 Years
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:2021, 9th Pick in Round 3
GREAT NORTHERN LEAGUE 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 23 0 1 0 3 1.36 33.0 27 5 5 1 8 35 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 5 0 100.0 23 5 10.09 7.36 9.55 2.18 2.03 1.06 55 0.9 .310        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 55 12 1 0 0 1 4 14 1 0 0 .218 .267 .236 .503      
vs. RHB 63 15 0 0 1 4 4 21 1 2 2 .238 .300 .286 .586      
GREAT NORTHERN LEAGUE 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
This Week 1 0 0 0 0 0.00 1.2 0 0 0 0 1 3  
Last Week 3 0 0 0 0 0.00 4.2 2 0 0 0 0 7  
April 10 0 0 0 3 1.88 14.1 11 3 3 1 6 11  
May 12 0 1 0 0 1.06 17.0 16 2 2 0 1 21  
June 1 0 0 0 0 0.00 1.2 0 0 0 0 1 3  
Last Year 42 0 5 1 1 2.86 50.1 25 17 16 6 12 64  
2 Years Ago 34 0 3 1 4 1.95 50.2 25 13 11 3 14 67  
Career 123 0 12 3 11 2.08 177.0 102 45 41 14 40 217  
Home 13 0 1 0 2 0.55 16.1 9 1 1 1 4 17  
Road 10 0 0 0 1 2.16 16.2 18 4 4 0 4 18  
Grass 22 0 1 0 3 1.38 32.2 27 5 5 1 8 35  
Turf 1 0 0 0 0 0.00 0.1 0 0 0 0 0 0  
Day 8 0 0 0 2 0.73 12.1 11 1 1 1 3 16  
Night 15 0 1 0 1 1.74 20.2 16 4 4 0 5 19  
As Reliever / Substitution 23 0 1 0 3 1.36 33.0 27 5 5 1 8 35  
TOKYO COLLEGIATE CIRCUIT 2020 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 10 10 2 2 0 2.19 65.2 46 18 16 8 10 69 0 0.0 0 9 90.0
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 8.09 6.30 9.46 1.37 2.93 0.85 67 2.1 .233        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 38 8 1 0 2 4 3 13 0 0 1 .211 .286 .395 .680      
vs. RHB 201 38 5 1 6 14 7 56 1 2 2 .189 .223 .313 .536      
TOKYO COLLEGIATE CIRCUIT 2020 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
Career 23 23 9 4 0 2.54 134.2 97 41 38 16 32 132  
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+
2018 Keio University - COL 18 8 8 3 1 0 2.21 40.2 31 11 10 2 13 38 0 0 1.08 .269 3.43 1.3 234
2019 Keio University - COL 19 5 5 4 1 0 3.81 28.1 20 12 12 6 9 25 0 0 1.02 .192 5.54 0.3 136
2020 Keio University - COL 20 10 10 2 2 0 2.19 65.2 46 18 16 8 10 69 0 0 0.85 .233 2.93 2.1 199
2021 Keio University - COL 21 14 10 3 3 0 4.88 51.2 49 28 28 6 12 44 0 0 1.18 .287 3.78 0.7 81
2021 Kauai - S A 21 8 0 0 1 0 1.93 14.0 10 3 3 0 3 18 0 0 0.93 .303 1.81 0.4 198
2021 Rosarito - A 21 23 0 0 3 11 5.16 22.2 20 14 13 2 12 26 0 0 1.41 .305 4.38 0.0 83
2022 Kauai - S A 22 20 0 1 1 11 1.82 24.2 15 6 5 0 8 24 0 0 0.93 .221 2.80 0.3 194
2022 Rosarito - A 22 25 0 1 1 9 2.95 21.1 20 7 7 2 6 20 0 0 1.22 .316 3.64 0.2 135
2022 Maine - AA 22 3 0 2 0 0 2.25 4.0 4 1 1 0 0 6 0 0 1.00 .400 0.24 0.2 179
2023 Rosarito - A 23 17 0 1 1 0 2.28 23.2 18 6 6 1 8 28 0 0 1.10 .279 2.49 0.5 162
2023 Maine - AA 23 21 0 1 1 3 1.85 39.0 21 9 8 4 6 45 0 0 0.69 .198 2.83 0.7 207
2024 Maine - AA 24 34 0 3 1 4 1.95 50.2 25 13 11 3 14 67 0 0 0.77 .212 2.18 1.2 183
2025 Maine - AA 25 42 0 5 1 1 2.86 50.1 25 17 16 6 12 64 0 0 0.74 .186 2.95 0.6 125
2025 Mansfield - AAA 25 8 0 0 0 0 0.00 3.1 3 0 0 0 0 3 0 0 0.90 .300 1.36 0.1 999
2026 Maine - AA 26 23 0 1 0 3 1.36 33.0 27 5 5 1 8 35 0 0 1.06 .310 2.03 0.9 271
Total GBB AAA 8 0 0 0 0 0.00 3.1 3 0 0 0 0 3 0 0 0.90 .300 1.36 999.0
Total GNL AA 123 0 12 3 11 2.08 177.0 102 45 41 14 40 217 0 0 0.80 .228 2.47 188.0
Total NAFTA A 65 0 2 5 20 3.46 67.2 58 27 26 5 26 74 0 0 1.24 .299 3.49 127.0
Total SS-A 28 0 1 2 11 1.86 38.2 25 9 8 0 11 42 0 0 0.93 .248 2.44 195.1
Total TCC-JPN COL 23 23 9 4 0 2.54 134.2 97 41 38 16 32 132 0 0 0.96 .235 3.63 196.0
Total ICOL 14 10 3 3 0 4.88 51.2 49 28 28 6 12 44 0 0 1.18 .287 3.78 80.5
CAREER POSTSEASON 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+
2024 Maine - GNL AA 24 1 0 0 0 0 13.50 1.1 3 2 2 1 0 0 0 0 2.25 .333 0.00 0.0 0
2025 Maine - GNL AA 25 4 0 0 0 0 0.00 3.2 1 0 0 0 1 6 0 0 0.55 .200 0.00 0.0 0
Total GNL AA 5 0 0 0 0 3.60 5.0 4 2 2 1 1 6 0 0 1.00 .273 3.98 739.7
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2018 Keio University - COL P 8 8 1 1 0 2 0 1.000 40.2 0.44 -0.9 .502
2019 Keio University - COL P 5 5 1 5 0 6 0 1.000 28.1 1.91 -0.6 .868
2020 Keio University - COL P 10 10 4 6 5 10 0 1.000 65.2 1.37 +0.1 1.026
2021 Rosarito - A P 22 0 1 2 0 4 1 .750 22.2 1.19 -0.1 1.051
2021 Kauai - S A P 7 0 0 0 0 0 0 .000 14.0 0.00 -0.1 .000
2021 Keio University - COL P 14 10 4 8 0 12 0 1.000 51.2 2.09 -0.1 1.006
2022 Maine - AA P 3 0 0 0 0 0 0 .000 4.0 0.00 -0.0 .000
2022 Rosarito - A P 25 0 2 4 0 6 0 1.000 21.1 2.53 +0.1 1.028
2022 Kauai - S A P 20 0 1 7 0 8 0 1.000 24.2 2.92 +0.0 1.028
2023 Maine - AA P 21 0 4 5 0 9 0 1.000 39.0 2.08 -0.1 1.032
2023 Rosarito - A P 17 0 1 2 0 4 1 .750 23.2 1.14 -0.6 .681
2024 Maine - AA P 33 0 1 7 0 8 0 1.000 50.2 1.42 -0.3 1.003
2025 Mansfield - AAA P 6 0 2 0 0 2 0 1.000 3.1 5.40 -0.0 .000
2025 Maine - AA P 38 0 4 6 0 10 0 1.000 50.1 1.79 -0.3 1.010
2026 Maine - AA P 21 0 2 5 0 7 0 1.000 33.0 1.91 -0.4 1.020
TOTAL P 250 33 28 58 5 88 2 .977 473.0 1.64 -3.1 .964
PLAYER HISTORY
06/12/2017 Joined the Keio University Unicorns.
01/01/2018 OSA scouting updated ratings (potential): Stuff: 2 (8); Movement: 4 (7); Control: 2 (10).
05/22/2018 Injured (forearm stiffness), out for one week.
01/01/2019 OSA scouting updated ratings (potential): Stuff: 2 (7); Movement: 4 (6); Control: 3 (9).
06/11/2019 Won the 2019 Tokyo Collegiate Circuit Tokyo Collegiate Baseball Championship with the Keio University Unicorns!
01/01/2020 OSA scouting updated ratings (potential): Stuff: 3 (6); Movement: 4 (6); Control: 2 (7).
04/24/2020 Was selected to the 2020 Tokyo Collegiate Circuit All-Star Game.
01/01/2021 OSA scouting updated ratings (potential): Stuff: 3 (7); Movement: 4 (6); Control: 2 (7).
03/24/2021 Was selected to the 2021 International College All-Star Game.
06/07/2021 Released by the Keio University Unicorns.
06/07/2021 Drafted in the 2021 first-year player draft (Round 3, Pick 9, 79th overall pick) by the West Virginia Alleghenies.
06/13/2021 Signed a minor league contract with the West Virginia Alleghenies organization with a signing bonus of $317,500.
09/01/2021 Injured (strained back), out for 3 weeks.
01/01/2022 OSA scouting updated ratings (potential): Stuff: 4 (7); Movement: 4 (6); Control: 3 (7).
01/01/2023 OSA scouting updated ratings (potential): Stuff: 4 (7); Movement: 5 (6); Control: 4 (7).
10/08/2023 Wins the 2023 Great Northern League Round 4 with the Maine Lobsters!
01/01/2024 OSA scouting updated ratings (potential): Stuff: 5 (7); Movement: 5 (6); Control: 4 (7).
01/01/2025 OSA scouting updated ratings (potential): Stuff: 6 (7); Movement: 5 (6); Control: 4 (8).
10/06/2025 Wins the 2025 Great Northern League Maple Leaf Classic with the Maine Lobsters!
01/01/2026 OSA scouting updated ratings (potential): Stuff: 6 (7); Movement: 5 (6); Control: 5 (7).
04/22/2026 Injured (Flu-like symptoms), day-to-day for 2 days.
Thursday, November 16th, 2017 - OOTP Baseball 18.8 Build 76