Kokoro has long blonde hair, tied into a ponytail with a blue bow with a heart and two pink and blue flowers. His bangs are pink, as are the two curls on either side of his face. Kokoro's eyes are light amber in color. Kokoro has tanned skin. He also has elastic bands in two shades of pink and one in blue on his arms and a light pink sweatshirt tied at his waist. Kokoro's nails are painted white and pink.