作品名: Wild Boy and Hero - Yoshitoshi Musha Burui
"Yoshitoshi Musha Burui" (Yoshitoshi's Courageous Warriors). Here: Minamoto no Raiko discovers an over-grown wild boy, Kintaro, on Ashigara Mountain. Kintaro later became one of Raiko's famous four retainers and was named "Sakata no Kintoki". .