He showed outstanding achievements both in the area of interpretation and medical science, and his sons, Eikyu YOSHIO as doctor and Gonnosuke YOSHIO as interpreter, succeeded Yoshio's works.
通訳・医術の分野でともに優れた耕牛であったが、子息のうち医術は吉雄永久が、通詞は吉雄権之助がそれぞれ受け継いだ。