Kōichi (Sōsuke's father)

"There is Sosuke, he is only five years old."

Kōichi is the father to Sōsuke and the husband to Lisa. He is the captain of the fishing boat called Koganei Maru, in the film Ponyo on the Cliff by the Sea directed by Hayao Miyazaki of Studio Ghibli. He was voiced by Matt Damon.

Plot
Koichi appears in the Bridge of the Koganei Maru. He has a first mate on his boat and later on the scene watch girl running the waves.

Voice Acting
Koichi was portrayed by Kazushige Nagashima in japanese version and later portrayed by Matt Damon.