P Koji Yamaguchi #8
St. Martin's Prep Marksmen THS
Age: 17 | Bats: L | Throws: L | Morale: Good
05/21/1952
 OA: 20 POT: 30
BNN Index | THS | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P KOJI YAMAGUCHI #8 - AGE: 17 - BATS: L - THROWS: L - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
20 0 1-1 1 3.16 31.1 26 2 21 22 1.50 0.5
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 30 30 25 55
Movement 20 20 20 30
HRA 20 20 20 30
PBABIP 20 20 20 30
Control 20 20 20 25
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 35 60
Slider 35 65
 
 
 
OTHER PITCHING RATINGS
Velocity 90-92 Mph
Stamina 40
Suggested Role BP/Emergency SP
Type Flyball Pitcher
Hold Runners 50
Defense 35
RUN/BUNT RATINGS
Running Speed: 45
Stealing Ability: 25
Baserunning Inst.: 25
Sacrifice Bunt: 70
Bunt for Hit: 20
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
PERSONALITY
Much of what happens in his career arc will be up to him.
Personality Class: Unknown
Birthday:12/31/1934
Born in:Kurose, HIR
Nationality:Japanese
Height:5' 8"
Weight:150 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:None
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
TOBA HIGH SCHOOL 1952 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 20 0 1 1 1 3.16 31.1 26 12 11 2 21 22 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 4 2 33.3 20 6 14.36 7.47 6.32 6.03 4.90 1.50 82 0.5 .250        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 33 6 2 0 1 4 3 8 1 0 2 .182 .282 .333 .615      
vs. RHB 85 20 2 0 1 8 18 14 1 1 1 .235 .371 .294 .666      
TOBA HIGH SCHOOL 1952 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
Career 20 0 1 1 1 3.16 31.1 26 12 11 2 21 22  
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+
1952 St. Martin's Prep - HS 17 20 0 1 1 1 3.16 31.1 26 12 11 2 21 22 0 0 1.50 .250 4.90 0.5 187
Total THS 20 0 1 1 1 3.16 31.1 26 12 11 2 21 22 0 0 1.50 .250 4.90 187.4
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
1952 St. Martin's Prep - HS P 20 0 2 5 0 8 1 .875 31.1 2.01 -0.5 .755
TOTAL P 20 0 2 5 0 8 1 .875 31.1 2.01 -0.5 .755
PLAYER HISTORY
01/01/1952 Joined the Team 6 Marksmen.
03/23/1952 Was selected to the 1952 TOBA High School All-Star Game.
04/12/1952 Injured (mild calf strain),day-to-day for 1 day.
Thursday, April 16th , 2026 - OOTP Baseball 27.1 Build 52