After playing 14 seasons for the Hiroshima Toyo Carp in his native Japan left-handed pitcher Ken Takahashi signed as a minor league free agent with the Mets prior to the 2009 season. He started out the season pitching for the Buffalo Bisons; the Mets triple A affiliate before getting the call to New York. When Takahashi made his Mets debut on May 2, 2009 he became just the third player since World War II to make his Major League debut at the age of 40. For the record, he pitched 2 2/3 innings of scoreless relief in the Mets 6-5 loss to the Philadelphia Phillies.
Takahashi finished out the season pitching out of the Mets bullpen; he appeared in 28 games and recorded a 0-1 record with a 2.96 ERA in 27 1/3 innings. His only decision occurred on May 13 against the Atlanta Braves when he surrendered a home run to Martin Prado in the 12th inning,
The Mets released Takahashi following the season and he returned to Japan to finish out his career.
While with the Mets Ken Takahashi wore number 36.