Isogo (Japanese: 磯子区; -ku) is one of 18 wards of Yokohama, a city in Kanagawa, Japan. It is located in the southeast part of Yokohama, facing Negishi Bay. As of 2005, it has an estimated population of 163,705 and comprises an area of 19.02 km² Wards of Yokohama Source: [wikipedia: isogo, yokohama]