Kotaro Koizumi (小泉 孝太郎, Koizumi Kōtarō, born July 10, 1978 in Yokosuka, Kanagawa) is a Japanese actor and the eldest son of the 56th Japanese Prime Minister, Junichirō Koizumi, and Kayoko Miyamoto.

He studied economics at night classes of Nihon University, but dropped out.

This article about a Japanese actor is a stub.

You can help Wikipedia by expanding it.