It kinda look like a some kind of 'seat belt' belt?
The buckle looks like some center release buckle.
You can probably make the belt out of straps and add the buckle to it.
Pikachu + Panda Bears + never growing up
Sailor Moon [100%] OhayoCon 2013
Black Widow [100%] Lexington Comic Con 2013
Touko/Hilda/White from Pokemon [50%]
Batgirl (Baraba Gordon) from DCU [20%]
Marceline from Adventure Time [25%]
Black Bat from DCU
Toph from Avatar: The Last Airbender
Equalist from Avatar: Legend of Korra
San from Princess Mononoke
Reverse Annie from LoL