P Tenshin Sai #22
Age: 19 | Bats: R | Throws: R | Morale: Very Unhappy    
12/31/2025
P TENSHIN SAI #22 - AGE: 19 - BATS: R - THROWS: R - MORALE: VERY UNHAPPY
G GS Rec SV ERA IP HA HR BB K WHIP WAR
15 5 1-3 1 8.60 37.2 41 9 31 35 1.91 -0.5
PITCHING RATINGS (OSA)
Pot. Overall Vs Left Vs Right Pot.
Stuff 40
Movement 4
Control 24
PITCHING RATINGS
Pitch Cur. Pot.
Fastball - 53
Curveball - 50
Changeup - 12
Cutter - 48
 
OTHER PITCHING RATINGS
Velocity 92-94 Mph
Stamina 40
Suggested Role BP/Emergency SP
Groundball Percentage 50 %
Hold Runners 73
Defense 22
RUN/BUNT RATINGS
Running Speed: 7
Stealing Ability: 18
Baserunning Inst.: 22
Sacrifice Bunt: 80
Bunt for Hit: 7
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
05/28/2025 @ YOM Win, 5-3 0.2 1 2 2 2 1
05/18/2025 @ HIR Loss, 2-7 1.2 2 2 2 0 1
05/17/2025 @ HIR Win, 2-1 1.2 0 1 1 1 2
05/07/2025 CHU Loss, 2-4 X 3.2 6 3 3 2 5 Loss
04/30/2025 @ HIR Loss, 3-12 X 2.1 6 8 8 3 2 Loss
04/24/2025 YOK Win, 8-4 X 5.1 3 4 4 3 2
04/12/2025 @ CHU Loss, 6-14 X 4.1 7 6 5 3 5 Loss
04/08/2025 @ YOK Win, 4-3 X 5.0 7 3 3 2 3
04/02/2025 CHU Loss, 8-10 2.0 1 0 0 3 2
04/01/2025 CHU Loss, 6-7 2.0 0 0 0 1 3
PERSONALITY
Leader Ability:Normal
Loyalty:Very High
Desire f. Win:Very Low
Greed:Normal
Intelligence:Very Low
Work Ethic:Normal
Birthday:03/06/2006
Born in:Isehara, KAN
Nationality:Japanese
Height:5' 9"
Weight:160 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:None
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
NIPPON BASEBALL LEAGUE 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 15 5 1 3 1 8.60 37.2 41 37 36 9 31 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 2 0 100.0 10 3 18.16 9.80 8.36 7.41 7.56 1.91 144 -0.5 .305        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 43 12 2 0 2 17 8 12 1 0 2 .279 .407 .465 .873      
vs. RHB 105 29 7 0 7 20 23 23 0 0 2 .276 .415 .543 .958      
NIPPON BASEBALL LEAGUE 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
March 5 0 1 0 1 8.00 9.0 8 8 8 0 11 9  
April 6 4 0 2 0 8.57 21.0 24 21 20 5 15 17  
May 4 1 0 1 0 9.39 7.2 9 8 8 4 5 9  
Last Year 11 0 0 1 6 6.17 11.2 11 8 8 1 5 13  
Career 26 5 1 4 7 8.03 49.1 52 45 44 10 36 48  
Home 6 2 0 1 0 5.94 16.2 16 11 11 2 13 18  
Road 9 3 1 2 1 10.71 21.0 25 26 25 7 18 17  
Grass 11 4 0 2 0 8.89 27.1 31 27 27 7 20 26  
Turf 4 1 1 1 1 7.84 10.1 10 10 9 2 11 9  
Day 15 5 1 3 1 8.60 37.2 41 37 36 9 31 35  
As Starter 5 5 0 3 0 10.02 20.2 29 24 23 7 13 17  
As Reliever / Substitution 10 0 1 0 1 6.88 17.0 12 13 13 2 18 18  
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+
2024 Tokyo Yakult - COL 18 11 0 0 1 6 6.17 11.2 11 8 8 1 5 13 0 0 1.37 .323 3.74 0.2 87
2025 Tokyo Yakult - COL 19 15 5 1 3 1 8.60 37.2 41 37 36 9 31 35 0 0 1.91 .305 7.56 -0.5 62
Total Pro Feeder 26 5 1 4 7 8.03 49.1 52 45 44 10 36 48 0 0 1.78 .309 6.66 67.7
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 Tokyo Yakult - Pro Feeder 18 1 0 0 0 0 0.00 0.0 0 0 0 0 1 0 0 0 0.00 .000 0.00 0.0 0
Total Pro Feeder 1 0 0 0 0 0.00 0.0 0 0 0 0 1 0 0 0 0.00 .000 0.00 0.0
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2024 Tokyo Yakult - COL P 11 0 1 2 1 3 0 1.000 11.2 2.31 +0.1 1.042
2025 Tokyo Yakult - COL P 14 5 2 2 0 4 0 1.000 37.2 0.96 +0.3 1.031
TOTAL P 25 5 3 4 1 7 0 1.000 49.1 1.28 +0.4 1.037
PLAYER HISTORY
06/07/2024 Joined the Tokyo Yakult Swallows.
01/01/2025 OSA scouting updated ratings (potential): Stuff: - (36); Movement: - (7); Control: - (25).
06/07/2025 Went undrafted and became a free agent.
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