Kawanehon is a town located in Haibara District, Shizuoka Prefecture, Japan. As of 1 August 2019, the town had an estimated population of 6,731 in 2895 households and a population density of 13.4 persons per km². The total area of the town was 496.88 square kilometres (191.85 sq mi).

Hamamatsu is a city located in western Shizuoka Prefecture, Japan. In September 2023, the city had an estimated population of 780,128 in 340,591 households, making it the prefecture's largest city, with a population density of 500/km2 (1,300/sq mi) over the total urban area of 1,558.06 km2 (601.57 sq mi).