Hiroshi Yamasaki
Mogadishu Ports (AAA)
Hiroshi Yamasaki
Birthdate:
June 5, 2026 (32 y, 10 m, 9 d)
Born In:
Osaka, OSA, JPN
Nationality:
Japanese
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'0"/200
Entry:
Unknown
Contract:
$300k / 1 year
ML Service Time:
0 years, 154 days
OSA Rating History
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Ratings Changes
2059-03-07
GB% increased from 43% to 44%
Role changed from SP to RP
2059-01-26
Contact vs L decreased from 2 to 1
GB% increased from 42% to 43%
Weight decreased from 201 to 200
2059-01-01
Role changed from RP to SP
2058-12-16
Contact vs L increased from 1 to 2
2058-12-01
Weight decreased from 202 to 201
2058-11-07
Contact Potential decreased from 2 to 1
Contact decreased from 2 to 1
Contact vs R decreased from 2 to 1
Contact vs L decreased from 2 to 1
Power Potential increased from 1 to 2
Power increased from 1 to 2
Power vs R increased from 1 to 2
Power vs L increased from 1 to 2
Speed decreased from 1 to 0
Stealing decreased from 1 to 0
Baserunning decreased from 1 to 0
Stuff Potential decreased from 8 to 5
Stuff decreased from 8 to 5
Stuff vs R decreased from 8 to 5
Stuff vs L decreased from 7 to 5
Movement Potential increased from 3 to 4
Movement increased from 3 to 4
Movement vs L increased from 3 to 4
Control Potential decreased from 7 to 6
Control decreased from 7 to 6
Control vs R decreased from 7 to 6
Control vs L decreased from 7 to 6
Changeup Pot increased from 1 to 4
Changeup increased from 1 to 4
Splitter Pot decreased from 6 to 5
Splitter decreased from 6 to 5
Knucklecurve Pot increased from 4 to 5
Knucklecurve increased from 4 to 5
2058-10-28
Sac Bunt decreased from 10 to 9
2058-10-18
Local Popularity increased from Unknown to Fair
National Popularity increased from Unknown to Fair
2058-07-22
Movement vs R increased from 3 to 4
GB% increased from 40% to 42%
Weight increased from 201 to 202
2058-07-15
Control vs R decreased from 8 to 7
2058-06-10
Sac Bunt increased from 9 to 10
Control vs R increased from 7 to 8
2058-06-03
Movement vs R decreased from 4 to 3
GB% decreased from 41% to 40%
2058-05-27
Stuff Potential increased from 7 to 8
Stuff increased from 7 to 8
Stuff vs R increased from 7 to 8
Role changed from SP to RP
2058-04-09
Stuff Potential decreased from 8 to 7
Stuff decreased from 8 to 7
Stuff vs R decreased from 8 to 7
Role changed from RP to SP
2058-04-01
Sac Bunt decreased from 10 to 9
Stuff Potential increased from 7 to 8
Stuff increased from 7 to 8
Stuff vs R increased from 7 to 8
Role changed from SP to RP
2058-03-18
Weight increased from 200 to 201
2058-02-25
Movement Potential decreased from 4 to 3
Movement decreased from 4 to 3
GB% decreased from 42% to 41%
Stamina increased from 7 to 8
Weight increased from 199 to 200
2058-01-26
GB% decreased from 43% to 42%
2057-09-12
Weight increased from 198 to 199
2057-08-01
Weight decreased from 199 to 198
2057-07-01
Control vs R decreased from 8 to 7
2057-03-18
Movement Potential increased from 3 to 4
Movement increased from 3 to 4
GB% increased from 41% to 43%
2057-03-07
Sac Bunt increased from 9 to 10
Weight decreased from 200 to 199
2057-02-25
Sac Bunt decreased from 10 to 9
2057-01-26
Movement Potential decreased from 4 to 3
Movement decreased from 4 to 3
GB% decreased from 43% to 41%
Weight decreased from 202 to 200
2057-01-01
Gap vs L decreased from 4 to 3
Control Potential decreased from 8 to 7
Control decreased from 8 to 7
2056-12-16
Movement Potential increased from 3 to 4
Movement increased from 3 to 4
Control Potential increased from 7 to 8
Control increased from 7 to 8
Weight increased from 201 to 202
2056-12-01
Gap vs L increased from 3 to 4
2056-11-17
Gap vs L decreased from 4 to 3
2056-11-08
Gap vs L increased from 3 to 4
2056-10-28
Movement Potential decreased from 4 to 3
Movement decreased from 4 to 3
GB% decreased from 45% to 43%
2056-09-09
Weight increased from 200 to 201
2056-08-19
Control vs R increased from 7 to 8
2056-07-29
Weight decreased from 201 to 200
2056-07-22
Movement vs L decreased from 4 to 3
GB% decreased from 46% to 45%
Weight decreased from 202 to 201
2056-07-08
GB% decreased from 48% to 46%
2056-06-17
Gap vs L decreased from 4 to 3
Control vs R decreased from 8 to 7
2056-06-10
Eye Potential decreased from 3 to 2
Control vs R increased from 7 to 8
Knucklecurve Pot decreased from 5 to 4
2056-06-03
Control vs R decreased from 8 to 7
2056-05-27
Control vs R increased from 7 to 8
2056-05-20
Gap vs L increased from 3 to 4
2056-05-13
Gap vs L decreased from 4 to 3
Control vs R decreased from 8 to 7
2056-04-22
Control vs R increased from 7 to 8
2056-04-15
Gap vs L increased from 3 to 4
2056-04-08
Movement Potential decreased from 5 to 4
Movement vs R decreased from 5 to 4
Control vs R decreased from 8 to 7
GB% decreased from 50% to 48%
2056-03-07
Weight increased from 201 to 202
2056-02-26
Control vs R increased from 7 to 8
2056-01-01
Contact Potential decreased from 3 to 2
Gap vs L decreased from 4 to 3
Stuff Potential decreased from 8 to 7
Stuff decreased from 8 to 7
Stuff vs R decreased from 8 to 7
Stuff vs L decreased from 8 to 7
Movement decreased from 5 to 4
GB% decreased from 52% to 50%
Slider increased from 5 to 6
2056-01-01
Role changed from RP to SP
2055-07-01
Contact decreased from 3 to 2
Contact vs R decreased from 3 to 2
Contact vs L decreased from 3 to 2
Gap vs L increased from 3 to 4
Outfield Arm decreased from 3 to 2
Stuff Potential increased from 7 to 8
Stuff increased from 7 to 8
Stuff vs R increased from 7 to 8
Stuff vs L increased from 7 to 8
Fastball Pot decreased from 8 to 7
Role changed from SP to RP
2055-01-01
Gap vs L decreased from 4 to 3
Stuff Potential decreased from 8 to 7
Stuff decreased from 8 to 7
Stuff vs R decreased from 8 to 7
Stuff vs L decreased from 8 to 7
Movement vs L decreased from 5 to 4
GB% decreased from 56% to 52%
Stamina decreased from 8 to 7
Role changed from RP to SP
Weight decreased from 202 to 201
2054-07-01
Eye Potential increased from 2 to 3
Eye vs L decreased from 3 to 2
Stamina increased from 7 to 8
Knucklecurve decreased from 5 to 4
2054-01-01
Gap vs L increased from 3 to 4
Eye vs L increased from 2 to 3
Weight increased from 199 to 202
Local Popularity decreased from Insignificant to Unknown
2053-07-01
Gap vs L decreased from 4 to 3
Stuff Potential increased from 7 to 8
Stuff increased from 7 to 8
Stuff vs L increased from 7 to 8
Role changed from SP to RP
Weight increased from 195 to 199
2053-01-01
Gap vs L increased from 3 to 4
Sac Bunt increased from 9 to 10
Stuff Potential decreased from 8 to 7
Stuff decreased from 8 to 7
Stuff vs L decreased from 8 to 7
Movement vs R decreased from 6 to 5
GB% increased from 55% to 56%
Fastball decreased from 8 to 7
Role changed from RP to SP
Weight increased from 193 to 195
2052-07-01
Movement Potential decreased from 6 to 5
Movement decreased from 6 to 5
Movement vs L decreased from 6 to 5
Control increased from 6 to 7
Control vs L increased from 6 to 7
GB% decreased from 57% to 55%
Fastball Pot increased from 7 to 8
Fastball increased from 7 to 8
Slider Pot increased from 5 to 6
Weight increased from 190 to 193
2052-01-01
Eye vs L decreased from 3 to 2
Outfield Range decreased from 4 to 3
Movement vs L increased from 5 to 6
Control Potential increased from 6 to 7
GB% decreased from 58% to 57%
Fastball Pot decreased from 8 to 7
Fastball decreased from 8 to 7
Weight increased from 188 to 190
Local Popularity increased from Unknown to Insignificant
2051-07-01
Movement vs R decreased from 7 to 6
Movement vs L decreased from 6 to 5
GB% decreased from 61% to 58%
Fastball Pot increased from 7 to 8
Fastball increased from 7 to 8
Weight increased from 187 to 188
2051-01-01
Eye vs L increased from 2 to 3
Stuff vs L increased from 7 to 8
Movement vs R increased from 6 to 7
Movement vs L increased from 5 to 6
Control vs R increased from 6 to 7
GB% increased from 59% to 61%
Weight increased from 185 to 187
2050-07-01
GB% increased from 57% to 59%
Weight increased from 183 to 185
2050-01-01
Outfield Range decreased from 5 to 4
GB% decreased from 58% to 57%
Weight increased from 182 to 183
2049-07-01
GB% increased from 57% to 58%
Stamina increased from 6 to 7
Weight increased from 180 to 182
2049-01-01
GB% decreased from 58% to 57%
Knucklecurve increased from 4 to 5
Weight increased from 178 to 180
2048-07-01
Stuff Potential increased from 7 to 8
Stuff increased from 7 to 8
Stuff vs R increased from 7 to 8
Movement Potential increased from 5 to 6
Movement increased from 5 to 6
Velocity increased from 96-98 mph to 98-100 mph
GB% increased from 56% to 58%
2048-01-01
Stuff Potential increased from 6 to 7
Stuff increased from 6 to 7
Stuff vs R increased from 6 to 7
Stuff vs L increased from 6 to 7
Velocity increased from 95-97 mph to 96-98 mph
Fastball Pot increased from 6 to 7
Fastball increased from 6 to 7
Splitter Pot increased from 5 to 6
Splitter increased from 5 to 6
Knucklecurve Pot increased from 4 to 5
Weight increased from 177 to 178
2047-07-01
Movement Potential decreased from 6 to 5
Movement decreased from 6 to 5
GB% decreased from 58% to 56%
Splitter Pot decreased from 6 to 5
Weight increased from 173 to 177
2047-01-01
GB% increased from 57% to 58%
Curveball increased from 4 to 5
Splitter Pot increased from 5 to 6
Knucklecurve increased from 3 to 4
Weight decreased from 174 to 173
Local Popularity decreased from Insignificant to Unknown
2046-07-01
Stuff Potential increased from 5 to 6
Stuff increased from 5 to 6
Stuff vs L increased from 5 to 6
Movement Potential increased from 5 to 6
Movement increased from 5 to 6
Control increased from 5 to 6
Control vs R increased from 5 to 6
Control vs L increased from 5 to 6
Velocity increased from 94-96 mph to 95-97 mph
Stamina decreased from 7 to 6
Slider increased from 4 to 5
Weight increased from 172 to 174
2046-01-01
Stuff vs R increased from 5 to 6
Movement vs R increased from 5 to 6
Velocity increased from 93-95 mph to 94-96 mph
Curveball Pot increased from 4 to 5
Curveball increased from 3 to 4
Slider Pot increased from 4 to 5
Weight increased from 170 to 172
Local Popularity increased from Unknown to Insignificant
2045-07-01
Control vs L increased from 4 to 5
GB% decreased from 58% to 57%
2045-01-01
Contact Potential increased from 2 to 3
Contact increased from 2 to 3
Contact vs R increased from 2 to 3
Contact vs L increased from 2 to 3
Gap Potential increased from 2 to 3
Gap increased from 2 to 3
Gap vs R increased from 2 to 3
Gap vs L increased from 2 to 3
Avoid Ks Potential increased from 1 to 2
Avoid Ks increased from 1 to 2
Avoid Ks vs R increased from 1 to 2
Avoid Ks vs L increased from 1 to 2
Stuff Potential increased from 4 to 5
Stuff increased from 3 to 5
Stuff vs R increased from 3 to 5
Stuff vs L increased from 3 to 5
Movement Potential increased from 4 to 5
Movement increased from 4 to 5
Movement vs R increased from 4 to 5
Movement vs L increased from 3 to 5
Control Potential increased from 4 to 6
Control increased from 3 to 5
Control vs R increased from 3 to 5
Control vs L increased from 2 to 4
GB% increased from 56% to 58%
Stamina increased from 6 to 7
Fastball increased from 5 to 6
Weight decreased from 171 to 170
2044-07-01
Stuff Potential increased from 3 to 4
Movement increased from 3 to 4
Control Potential decreased from 5 to 4
Control vs L decreased from 3 to 2
GB% increased from 55% to 56%
Weight increased from 170 to 171
2044-01-01
Outfield Arm decreased from 4 to 3
Control vs L increased from 2 to 3
Weight increased from 169 to 170
Height increased from 183 to 184
2043-07-01
Outfield Arm increased from 3 to 4
Stuff Potential decreased from 4 to 3
Stuff vs L increased from 2 to 3
Control vs L decreased from 3 to 2
Velocity increased from 91-93 mph to 93-95 mph
Slider Pot decreased from 5 to 4
Slider increased from 3 to 4
Splitter increased from 4 to 5
Weight increased from 166 to 169
Height increased from 182 to 183
2043-01-01
Stuff increased from 2 to 3
Stuff vs R increased from 2 to 3
Movement Potential decreased from 5 to 4
Control Potential decreased from 6 to 5
GB% decreased from 56% to 55%
Curveball Pot decreased from 5 to 4
Weight increased from 163 to 166
Height increased from 181 to 182
2042-07-01
Outfield Range decreased from 6 to 5
Outfield Arm decreased from 4 to 3
P defense decreased from 4 to 1
Weight increased from 159 to 163
Height increased from 179 to 181