One-piece

One-piece is an item of clothing in the some video games. It can only be worn by female players. The male alternative to this is the Denim Jacket.

Stardust Accelerator
In Yu-Gi-Oh! 5D's World Championship 2009: Stardust Accelerator, the One-piece is available from the start.

Reverse of Arcadia
In Yu-Gi-Oh! 5D's World Championship 2010: Reverse of Arcadia, the One-piecet can be purchased from Chihiro.