In order to teach himself how to walk and climb, the highly determined Kao would hop the two kilometers to Danaiku. "My toes would get so bruised that the nails would fall off."
平時，自尊心強的他，為了訓練自己走路，常常單腳跳到離家二公里遠的達娜伊谷，練習走路、爬山。