Asakawa was born with normal sight .
After Asakawa injured Asakawa 's optic nerve in a swimming accident at age 11 , Asakawa began Asakawa 's her sight , and by Asakawa 14 she was fully blind .
Asakawa was born with normal sight , but after she injured her optic nerve in a swimming accident at age 11 , she began losing her sight , and by age 14 she was fully blind .