Jul. 18—For the St. Joseph Mustangs, there’s little debate who everyone’s favorite teammate is. “I’m pretty sure that he’s everybody’s favorite player on the team. Every guy loves him,” Mustangs manager Johnny Coy said. “Ryo is the first international player that we’ve had for the Mustangs, and it’s so much fun. He’s such a great kid.” From Tokyo, Japan, Ryosuke Tada quickly made an impact …