來源：
https://twitter.com/Ken_Rosenthal/status/1222978691581595650?s=19
Hirano contract with #Mariners, per source: One year, $1.6M, plus performance
bonuses.
https://twitter.com/Ken_Rosenthal/status/1222979289701810183?s=19
Hirano bonuses with #Mariners: $50K each for 30 and 35 games pitched; $75K eac
h for 45 and 50; $100K for 55, $150K for 60. In addition: $50K for 20 games fi
nished; $75K each for 25 and 30 gf; $100K for 35; $150K for 40.
https://twitter.com/Ken_Rosenthal/status/1222979698197659653?s=19
Hirano deal with #Mariners also includes a $250K bonus each time he is traded.