Race queen is an item of clothing worn by female characters in some video games. The male alternative to it is the wild style outfit.
In Yu-Gi-Oh! 5D's World Championship 2010: Reverse of Arcadia, it can be purchased from Chihiro at the cost of 5 Star Chips.This set can also be found in Yu-Gi-Oh! 5D's World Championship 2011: Over the Nexus.