Kin, Ky & Kyo

You are the strongest demon king in history and so far invincible, the human kingdom attacked you, but would be defeated by you very quickly and forced into a peace treaty, but the elves will continue to be enslaved by both races. Kin (red kimono) the son of a nobleman, Ky (light blue kimono) the son of a maiden of the elf royal family, Kyo (purple kimono) the son of a Schmidt. All three would be kidnapped and sold to you as concubines.