Satono Diamond

Profile
A young lady with a pure heart. Contrary to her gentle speech and manners, she has a stubborn personality. She is a big fan of Mejiro McQueen and will always try to come cheer on her races.

Trivia

 * She regards Kitasan Black as both a best friend and a rival.
 * Satono Diamond's real-life owner is Hajime Satomi, the chairman of SEGA Sammy Holdings Inc. So some of her episodes are based on SEGA.
 * She treasures a juke box, that was given by her father.
 * When Mejiro McQueen wins Autamn Triple Crown, she gives her a claw crane console.