P Osamu Kobayashi #7
Age: 22 | Bats: R | Throws: R | Morale: Normal    
12/31/2025
P OSAMU KOBAYASHI #7 - AGE: 22 - BATS: R - THROWS: R - MORALE: NORMAL
G GS Rec SV ERA IP HA HR BB K WHIP WAR
21 21 7-6 0 5.08 101.0 94 6 85 90 1.77 0.6
PITCHING RATINGS (OSA)
Pot. Overall Vs Left Vs Right Pot.
Stuff 55
Movement 44
Control 9
PITCHING RATINGS
Pitch Cur. Pot.
Slider - 37
Curveball - 64
Changeup - 79
Cutter - 60
 
OTHER PITCHING RATINGS
Velocity 98-100 Mph
Stamina 67
Suggested Role Starter
Groundball Percentage 62 %
Hold Runners 79
Defense 32
RUN/BUNT RATINGS
Running Speed: 3
Stealing Ability: 14
Baserunning Inst.: 1
Sacrifice Bunt: 76
Bunt for Hit: 1
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
04/20/2026 SAS Loss, 0-0 X 1.0 3 8 8 6 2 Loss
04/09/2026 @ LON Loss, 0-0 X 3.0 4 5 3 2 4
09/24/2026 @ LAK Loss, 0-0 X 3.2 5 5 5 3 3 Loss
09/15/2026 @ BER Loss, 0-0 X 4.1 4 3 2 6 5
09/06/2026 @ FAI Loss, 0-0 X 6.1 3 0 0 3 8 Win
08/26/2026 @ PAC Loss, 0-0 X 7.0 4 1 1 3 2 Win
08/18/2026 @ BUZ Loss, 0-0 X 6.0 4 2 2 5 4 Win
08/05/2026 @ PAC Loss, 0-0 X 3.0 3 2 2 9 3
07/27/2026 @ WES Loss, 0-0 X 6.2 6 2 2 0 9
07/17/2026 @ BER Loss, 0-0 X 4.2 6 4 4 6 6
PERSONALITY
Leader Ability:Very High
Loyalty:Very High
Desire f. Win:High
Greed:Very Low
Intelligence:Normal
Work Ethic:Normal
Birthday:02/15/2003
Born in:Hiroshima, HIR
Nationality:Japanese
Height:6' 6"
Weight:210 lbs
Local Popularity:Insignificant
National Pop.:Unknown
STATUS
Contract:None, Free Agent
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:-
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 21 21 7 6 0 5.08 101.0 94 63 57 6 85 90 1 4.8 0 9 42.9
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 16.49 8.38 8.02 7.57 5.32 1.77 114 0.6 .312        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 133 29 7 1 2 22 33 39 0 1 2 .218 .381 .331 .712      
vs. RHB 244 65 15 0 4 41 52 51 1 0 4 .266 .402 .377 .779      
DOUBLE A 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 5 5 1 2 0 12.27 14.2 25 25 20 1 16 15  
May 3 3 1 1 0 2.76 16.1 10 5 5 1 14 17  
June 4 4 1 2 0 4.37 22.2 18 11 11 1 15 15  
July 3 3 1 0 0 4.76 17.0 18 9 9 3 11 18  
August 3 3 2 0 0 2.81 16.0 11 5 5 0 17 9  
September 3 3 1 1 0 4.40 14.1 12 8 7 0 12 16  
Last Year 17 16 6 6 0 7.01 78.1 77 61 61 10 74 75  
Career 38 37 13 12 0 5.92 179.1 171 124 118 16 159 165  
Home 1 1 0 1 0 72.00 1.0 3 8 8 0 6 2  
Grass 21 21 7 6 0 5.08 101.0 94 63 57 6 85 90  
Day 8 8 4 3 0 2.96 45.2 35 15 15 1 29 39  
Night 13 13 3 3 0 6.83 55.1 59 48 42 5 56 51  
As Starter 21 21 7 6 0 5.08 101.0 94 63 57 6 85 90  
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 Nichols - A 20 31 31 9 15 0 4.90 167.0 165 96 91 18 96 181 0 0 1.56 .325 5.12 1.5 94
2024 Nichols - A 21 13 13 5 3 0 4.05 66.2 62 35 30 2 31 82 0 0 1.39 .347 3.35 1.7 105
2024 Madison - AA 21 17 16 6 6 0 7.01 78.1 77 61 61 10 74 75 0 0 1.93 .310 6.31 -0.2 69
2025 Madison - AA 22 21 21 7 6 0 5.08 101.0 94 63 57 6 85 90 1 0 1.77 .312 5.32 0.6 92
Total AA 38 37 13 12 0 5.92 179.1 171 124 118 16 159 165 1 0 1.84 .311 5.75 81.9
Total A 44 44 14 18 0 4.66 233.2 227 131 121 20 127 263 0 0 1.51 .331 4.62 97.3
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2023 Nichols - A P 31 31 11 18 2 30 1 .967 167.0 1.56 +0.3 .955
2024 Madison - AA P 17 16 3 18 3 21 0 1.000 78.1 2.41 +0.8 1.050
2024 Nichols - A P 13 13 4 4 1 9 1 .889 66.2 1.08 +0.4 1.053
2025 Madison - AA P 21 21 5 8 0 14 1 .929 101.0 1.16 +0.1 .920
TOTAL P 82 81 23 48 6 74 3 .959 413.0 1.55 +1.6 .989
PLAYER HISTORY
03/17/2019 Signed a minor league contract out of Japan with the Eureka Hornets organization.
01/01/2020 OSA scouting updated ratings (potential): Stuff: - (16); Movement: - (13); Control: - (11).
01/01/2021 OSA scouting updated ratings (potential): Stuff: - (14); Movement: - (13); Control: - (6).
01/01/2022 OSA scouting updated ratings (potential): Stuff: - (12); Movement: - (9); Control: - (3).
01/01/2023 OSA scouting updated ratings (potential): Stuff: - (60); Movement: - (46); Control: - (14).
04/16/2023 Injured (bronchitis), out for 4 days.
05/25/2023 Injured (sprained ankle), day-to-day for one week.
01/01/2024 OSA scouting updated ratings (potential): Stuff: - (59); Movement: - (42); Control: - (17).
01/01/2025 OSA scouting updated ratings (potential): Stuff: - (56); Movement: - (39); Control: - (11).
07/31/2025 Released by the Eureka organization.
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