Shira Hyūga

"Please big brother...I love you."

- Shira to Shirou

Shinra Hyūga is the younger sister of Shirou Uchiha. She was born with an illness, which seemed to transmigrate her eye into a all white one, which is today known as the Byakugan. After the death of her, Shirou gave her the surname "Hyūga" making her the First Hyūga. She later died, as her body have in to the illness.