Taizo is the heir to the Kiyokura Group construction company and takes deep pride in his status as a Front Fighter. He has won numerous corporate tournaments and is a professional, wanting to start his own business with Vanguard. However, his father doubts his abilities, forbidding him to if he is not able to show results and prove it to him by winning the Deluxe tournament.

Despite this, Taizo cares deeply about both his company and Vanguard and says that since he is not able to pick one or the other, he must uphold both.

(Source: Cardfight!! Vanguard Wiki)