Yuri Toshiro and Eugene Toshiro are twin wakizashi, created after Yoshimitsu Awada forged Cattail Toshiro and Bone Erosion Toshiro. Soon after they were born, they were taken to the British royal family as gifts to the two newly born princes. Because of the influence of the original owner's character, Yuri and Eugene look very much like princes, but Yuri's character is arrogant and Eugene is more melancholy.
Intention: family affection