Nickname
Kohey. (yamamotokohei.com, 17 Mar 2010)
Hobbies
Cooking, international exchange. (yamamotokohei.com, 12 Nov 2010)
Occupation
Athlete
Education
International Nature and Outdoor Activity college, Niigata, JPN
Language(s) spoken
Japanese
Club name
Specialized Racing Team, Saitama, JPN
Other sports
His older brother is also professional rider, Kazuhiro Yamamoto. (cyclowired.jp, 16 Feb 2011)
