Ranjiro AKA 'Cap'n' is the ringleader of the Wild Bey Gang, and younger brother of BC Sol Blader, Rantaro Kiyama. He refuses to accept the idea that there could be any Blader out there stronger than him. Ranjiro's a stubborn type who believes in his own strength, no matter how many times he loses. But, his sense of honor and brotherly kindness make him a popular guy. picked for BC Sol.

(Source: USA Beyblade Burst Website)