京都競馬場
Kizuna began his racing career on 7 October 2012 when he won a race for newcomers over 1800 metres at Kyoto Racecourse. He won another race over the same course and distance on 11 November. The colt was then moved up in class for the Grade 3 Radio Nikkei Hai Nisai Stake over 2000 metres at Hanshin Racecourse, where he finished third, beaten half a length and a neck by Epiphaneia and Bad Boy.