P Seiichi 'Wedge' Yamamoto #21
Age: 31 | Bats: L | Throws: L | Morale: Very Unhappy    
12/31/2027
P SEIICHI 'WEDGE' YAMAMOTO #21 - AGE: 31 - BATS: L - THROWS: L - MORALE: VERY UNHAPPY
G GS Rec SV ERA IP HA HR BB K WHIP WAR
33 33 8-15 0 5.34 173.2 220 23 76 169 1.70 3.1
PITCHING RATINGS (OSA)
Pot. Overall Vs Left Vs Right Pot.
Stuff 12
Movement 11
Control 9
PITCHING RATINGS
Pitch Cur. Pot.
Fastball - 12
Slider - 13
Changeup - 15
 
 
OTHER PITCHING RATINGS
Velocity 90-92 Mph
Stamina 13
Suggested Role Starter
Groundball Percentage 51 %
Hold Runners 18
Defense 9
RUN/BUNT RATINGS
Running Speed: 1
Stealing Ability: 1
Baserunning Inst.: 4
Sacrifice Bunt: 13
Bunt for Hit: 1
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/23/2027 @ POR Win, 11-3 X 6.0 6 3 3 5 6 Win
09/17/2027 BLU Win, 8-1 X 6.0 4 1 1 3 6 Win
09/12/2027 HAV Win, 7-6 X 5.0 9 4 4 1 6
09/06/2027 @ WAB Win, 7-3 X 5.0 6 3 3 4 6 Win
09/01/2027 IND Win, 7-1 X 6.0 4 1 1 2 8 Win
08/26/2027 WIS Win, 8-5 X 5.1 4 3 1 1 9 Win
08/20/2027 CHA Loss, 3-4 X 5.0 8 4 4 4 4 Loss
08/15/2027 @ Flairs Loss, 0-11 X 5.2 11 6 5 1 4 Loss
08/09/2027 OTS Win, 6-3 X 6.1 7 2 2 1 6
08/04/2027 POR Win, 10-4 X 6.0 6 3 3 3 9
PERSONALITY
Leader Ability:Normal
Loyalty:High
Desire f. Win:Normal
Greed:High
Intelligence:Normal
Work Ethic:Normal
Birthday:09/02/1996
Born in:Akishima, TOK
Nationality:Japanese
Height:6' 8"
Weight:255 lbs
Local Popularity:Fair
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:1 Year
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
INTERNATIONAL LEAGUE 2027 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 33 33 8 15 0 5.34 173.2 220 123 103 23 76 169 1 3.0 0 12 36.4
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 15.50 11.40 8.76 3.94 5.18 1.70 92 3.1 .372        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 199 56 10 1 9 45 14 54 3 0 1 .281 .327 .477 .805      
vs. RHB 518 164 20 3 14 78 62 115 2 0 2 .317 .390 .448 .838      
INTERNATIONAL LEAGUE 2027 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 6 6 2 3 0 4.23 27.2 38 18 13 2 12 30  
May 6 6 1 3 0 5.50 34.1 37 23 21 4 19 26  
June 5 5 0 3 0 8.44 21.1 34 25 20 4 7 17  
July 6 6 0 4 0 5.82 34.0 46 27 22 7 13 32  
August 5 5 1 2 0 4.76 28.1 36 18 15 4 10 32  
September 5 5 4 0 0 3.86 28.0 29 12 12 2 15 32  
Last Year 33 33 12 8 0 5.85 177.0 202 123 115 28 82 168  
Career 66 66 20 23 0 5.60 350.2 422 246 218 51 158 337  
Home 17 17 5 6 0 3.96 88.2 106 50 39 9 38 95  
Road 16 16 3 9 0 6.78 85.0 114 73 64 14 38 74  
Grass 30 30 8 12 0 5.12 161.2 203 109 92 21 71 159  
Turf 3 3 0 3 0 8.25 12.0 17 14 11 2 5 10  
Day 7 7 2 1 0 3.63 39.2 43 20 16 4 15 38  
Night 26 26 6 14 0 5.84 134.0 177 103 87 19 61 131  
As Starter 33 33 8 15 0 5.34 173.2 220 123 103 23 76 169  
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+
2026 Topeka - AAA 29 33 33 12 8 0 5.85 177.0 202 123 115 28 82 168 0 0 1.60 .337 6.05 2.2 101
2027 Topeka - AAA 30 33 33 8 15 0 5.34 173.2 220 123 103 23 76 169 1 0 1.70 .372 5.18 3.1 105
Total ITL 66 66 20 23 0 5.60 350.2 422 246 218 51 158 337 1 0 1.65 .355 5.62 103.2
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2027 Topeka - AAA P 33 33 11 15 2 26 0 1.000 173.2 1.35 +0.8 1.028
TOTAL P 33 33 11 15 2 26 0 1.000 173.2 1.35 +0.8 1.028
PLAYER HISTORY
12/05/2025 Entered the Baseball Stars Association as a free agent from Japan.
12/20/2025 Signed a minor league contract ($50,000 bonus) with the Springfield Stars organization.
01/01/2026 OSA scouting updated ratings (potential): Stuff: - (12); Movement: - (11); Control: - (7).
01/01/2027 OSA scouting updated ratings (potential): Stuff: - (12); Movement: - (11); Control: - (9).
Thursday, March 30th, 2017 - OOTP Baseball 17.12 Build 75