Hikaru and Kaoru Hitachiin are identical twins, due to this, they're co-dependant. Whenever someone can tell them apart, they become fond of that person. They are slim, have short, a bit messy auburn hair, amber eyes, and pale skin. Hikaru is the older twin, he is impulsive, childish, and clingy. Kauro despite being the youngest, is more mature, he is easy-going and insightful. Both of them are mischievous and devious. The twins are part of the Ouran Host Club, where handsome boys amuse girls.