The high school student was drafted on Sunday by the Kobe 9 Cruise, a pro team in a new independent Japanese League set to begin its inaugural season in April. On Monday, the right-handed knuckleballer met with reporters in Tokyo.
"I always dreamed of becoming a professional," Yoshida said at the news conference. "I have only just been picked by the team and have not achieved anything yet."
Yoshida threw a hitless inning in a tryout and was one of 33 players taken in the draft. She stands five feet tall and weighs 114 pounds.
Jim Molony is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.