Today's Sendai-sanAdmiral that dumbass.Won't let me go for field battles.
Pun between "yasen (field battles)", yasen (night battles)" and "yakyuu (baseball)".
"ベンチがアホやから野球がでけへん (I can't play baseball with such a dumb-ass bench [manager])" was Emoto Takenori's comment about the team manager Nakanishi Futoshi in 1981. He retired due to that comment.
See also the Baseball-Reference.com and Robert Whiting's JapaneseBASEBALL.com.