 Nyorai kupfuurira kweiyi ndima - Yamamoto akaberekerwa muToyohashi, Aichi Prefecture. Akatanga basa rake rokumhanya mu1994 paSuzuka Circuit Racing School Karting, uye akashanda nzira yake kuburikidza nematanho, kuti ave muedzo mutyairi wechitatu weJordan Formula One team kwevhiki imwe chete Japanmumwaka wa2005 weFormula One. 