Tetsutetsu is a young man with chin-length, messy gray hair, which is rather peculiar in that it never seems to change shape, and black eyes that are tilted dramatically inwards, each lined with a very thick, jagged, tan-colored substance, which is presumably his eyelashes.His very hotheaded and outspoken personality defines Tetsutetsu. He is confident, stubborn, and straightforward in his motivations and actions. He tends to be very vocal about his intentions and has a one-track mind.