Eri Yoshida play professionally in two countries. Her debut playing for the Chico Outlaws was on May 29, 2010. On Tuesday July 27, 2010, Yoshida made her first road start against the Victoria Seals of the independent Golden League in Victoria, British Columbia, making her the first woman in baseball history to pitch professionally in three different countries. Yoshida was honoured with a spot on "Venus Zine"'s "25 under 25" list of remarkable women for 2009. On August 21, 2010, she was the feature story on FOX Sports' "This Week In Baseball", where she was shown meeting her idol, Boston Red Sox
Eri Yoshida On December 15, 2009 the Arizona Winter League announced that they had reached an agreement to allow Yoshida to play in their thirty-five game season. The league served to showcase players who had been overlooked by major league teams in the draft by giving them a chance to play in front of professional scouts. On February 12, 2010, Yoshida got her first win in Arizona Winter League play, throwing four shut-out innings in a 5–0 win for her team, the Yuma Scorpions, versus Team Canada of the Arizona Winter League. On February 28, 2010, she was offered a contract to