He have a tall stature and thin and with a well-defined body. He have black, straight shoulder-length hair, the strands of which are disconnected at some points, in addition to having a fringe, green eyes and a mole below the left eye. Souta wears casual clothing, consisting of black jeans, a white t-shirt and a white long-sleeved jacket on top, the length of which is up to his legs and brown boots. He wear his key necklace, used to seal the portals, and his brown backpack.