Stuffed collar uniform

The stuffed collar uniform is an item of clothing in some video games. It can only be worn by male characters. The female alternative is the sailor uniform.

Stardust Accelerator
In Yu-Gi-Oh! 5D's World Championship 2009: Stardust Accelerator, it can be unlocked by unlocking all Tag opponents in World Championship Mode.

Reverse of Arcadia
In Yu-Gi-Oh! 5D's World Championship 2010: Reverse of Arcadia, it can be found in the puzzle roon of Zeman's castle.