P Yoshinobu '0' Yamamoto #13
Boston Red Sox MLB
Age: 27 | Bats: R | Throws: R | Morale: Very Good
10/31/2025
 OA: 70 POT: 70
BNN Index | MLB | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P YOSHINOBU '0' YAMAMOTO #13 - AGE: 27 - BATS: R - THROWS: R - MORALE: VERY GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
33 33 11-13 0 3.82 202.2 190 21 57 177 1.22 4.0
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 55 50 55 55
Movement 55 55 55 55
Control 70 70 75 70
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 65 65
Slider 55 55
Curveball 55 55
Sinker 50 50
Splitter 50 50
Cutter 55 55
OTHER PITCHING RATINGS
Velocity 96-98 Mph
Stamina 55
Suggested Role Starter
Type Neutral
Hold Runners 60
Defense 70
RUN/BUNT RATINGS
Running Speed: 25
Stealing Ability: 25
Baserunning Inst.: 20
Sacrifice Bunt: 40
Bunt for Hit: 25
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/24/2025 @ TOR Loss, 0-7 X 6.0 3 2 2 2 6 Loss
09/18/2025 HOU Loss, 5-7 X 4.1 7 6 5 4 2 Loss
09/12/2025 NYY Win, 3-1 X 7.1 6 1 1 1 8 Win
09/06/2025 @ ARI Win, 11-1 X 5.2 2 1 1 3 6 Win
08/31/2025 PIT Win, 8-4 X 7.2 6 1 1 1 5 Win
08/26/2025 @ BAL Win, 10-3 X 6.0 3 3 3 3 7 Win
08/21/2025 @ NYY Win, 4-0 X 7.1 7 0 0 1 6 Win
08/15/2025 MIA Win, 6-5 X 6.1 5 3 3 2 6
08/09/2025 @ SD Loss, 2-7 X 5.1 10 5 5 1 3 Loss
08/03/2025 LAA Win, 6-5 X 7.1 5 2 1 2 10 Win
PERSONALITY
Birthday:08/17/1998
Born in:Bizen, OKA
Nationality:Japanese
Height:5' 10"
Weight:175 lbs
Local Popularity:Extremely Popular
National Pop.:Popular
STATUS
Contract:Major League Contract
Salary:$34,500,499
Signed Through:2030 Season
Major Service:2 Years, None
Service This Yr:195 Days
40-Man Service:2 Years, None
Pro Service:1 Year
Arbitration Eligibility:Not yet, but possibly eligible after this season
Option Years:3 option years left
Contract Extension:$28,000,000 total for 1 year
Drafted:-
MAJOR LEAGUE BASEBALL 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 33 33 11 13 0 3.82 202.2 190 89 86 21 57 177 0 0.0 0 18 54.5
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 11.10 8.44 7.86 2.53 3.72 1.22 88 4.0 .291        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 380 93 12 6 11 45 28 92 4 0 2 .245 .297 .395 .692      
vs. RHB 392 97 24 1 10 44 29 85 2 0 1 .247 .300 .390 .690      
MAJOR LEAGUE BASEBALL 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
March 1 1 0 1 0 6.35 5.2 5 4 4 1 2 6  
April 6 6 1 3 0 5.06 32.0 34 19 18 5 12 29  
May 5 5 1 2 0 3.00 33.0 27 11 11 3 8 24  
June 6 6 1 4 0 5.05 35.2 42 20 20 5 8 33  
July 5 5 2 0 0 3.00 33.0 28 11 11 4 7 26  
August 6 6 4 1 0 2.92 40.0 36 14 13 3 10 37  
September 4 4 2 2 0 3.47 23.1 18 10 9 0 10 22  
Spring Training 7 7 2 1 0 3.95 27.1 26 12 12 3 8 28  
Last Year 34 34 8 13 0 5.01 178.0 180 104 99 23 54 173  
Career 67 67 19 26 0 4.37 380.2 370 193 185 44 111 350  
Home 14 14 5 3 0 3.72 87.0 78 39 36 8 25 76  
Road 19 19 6 10 0 3.89 115.2 112 50 50 13 32 101  
Grass 31 31 10 12 0 3.85 191.2 182 85 82 21 52 166  
Turf 2 2 1 1 0 3.27 11.0 8 4 4 0 5 11  
Day 11 11 5 4 0 3.80 68.2 63 30 29 8 17 61  
Night 22 22 6 9 0 3.83 134.0 127 59 57 13 40 116  
As Starter 33 33 11 13 0 3.82 202.2 190 89 86 21 57 177  
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+
2024 Boston - MLB 25 34 34 8 13 0 5.01 178.0 180 104 99 23 54 173 0 0 1.31 .310 4.17 2.8 89
2025 Boston - MLB 26 33 33 11 13 0 3.82 202.2 190 89 86 21 57 177 0 0 1.22 .291 3.72 4.0 113
Total MLB 67 67 19 26 0 4.37 380.2 370 193 185 44 111 350 0 0 1.26 .300 3.93 6.9 100
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+
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2024 Boston - MLB P 34 34 3 16 0 20 1 .950 178.0 0.96 -0.6 1.070
2025 Boston - MLB P 33 33 9 9 1 21 3 .857 202.2 0.80 +0.4 .885
TOTAL P 67 67 12 25 1 41 4 .902 380.2 0.87 -0.2 1.014
PLAYER HISTORY
11/24/2023 Signed a 7-year contract worth a total of $261,734,331 with the Boston Red Sox organization.
01/01/2024 OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 55 (55); Control: 65 (65).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 55 (55); Control: 65 (65).
03/20/2024 Named the #9 prospect in the MLB
01/01/2025 OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 55 (55); Control: 70 (70).
LEADERBOARD APPEARANCES
Year GS Rank
2024 34 8
Year IP Rank
2025 202.2 9
Year BF Rank
2024 765 10
Year K Rank
2024 173 7
Year WP Rank
2024 9 9
Year K/9 Rank
2024 8.75 6
Year QS Rank
2025 18 3
Year QSP Rank
2025 .545 5
Year GB% Rank
2024 0.54 3
Year WAR Rank
2025 4.0 10
Saturday, February 21st , 2026 - OOTP Baseball 26.8 Build 82