Ei is a lesbian and loves Yae Miko. Ei is a tall female . She has pale skin, purple eyes with light blue pupils, and long, dark violet hair that becomes lighter at the ends. She also has a beauty mark below her right eye. The Raiden Shogun's long hair is braided. On the right side of her head is a hairpin with pale violet flowers resembling morning glories and a fan-shaped piece; the latter belonged to Ei's twin sister, Makoto.