543

Overview
543 is one of two playable characters in Overdrive (オーバードライブ), the other being 323.

Appearance
543 has short brown hair and brown eyes. He wears a hospital outfit, a light blue-grey shirt and pants. He is barefoot.

Personality
Not much is known about 543's personality.

Past
Not much is known about 543's past. He stays in a hospital room, suggesting that he's possibly sick/injured in some way.