Kobayashi with the Cleveland Indians
|Relief pitcher / Pitching coach|
|Born: May 24, 1974|
Yamanashi, Yamanashi, Japan
|MLB: April 2, 2008, for the Cleveland Indians|
|NPB: April 7, 1999, for the Chiba Lotte Marines|
|May 7, 2009, for the Cleveland Indians|
|Earned run average||5.10|
|Earned run average||2.93|
|Athens 2004||Team competition|
He was a member of the Japanese Olympic baseball team for the 2004 Summer Olympics and won a bronze medal.
After the 2007 season, he became the only pitcher to record 20 or more saves seven straight years.
During the 2008 season, Kobayashi had an average season, going 4-5 with a 4.53 ERA and 6 saves. He started to falter late during the year and thus, his performance declined.
In 2009, Kobayashi had 10 appearances (9.2 innings) with no decisions or saves. His ERA was a booming 8.38 and on May 16 he was designated for assignment. He accepted and was outrighted to Triple-A Columbus. He was released on July 18, 2009.
- Castrovince, Anthony (November 20, 2007). "Tribe lands Japan's Kobayashi". MLB.com. Retrieved April 24, 2016.
- Castrovince, Anthony (May 16, 2009). "Indians get reinforcements for staff". MLB.com. Retrieved April 24, 2016.
- Castrovince, Anthony (May 16, 2009). "Indians remove Kobayashi from roster". MLB.com. Retrieved April 24, 2016.
- "Giants ready to sign veteran reliever Kobayashi: sources". Japan Times. November 29, 2008. Retrieved April 24, 2016.