Tonami (砺波市 Tonami-shi?) is a city in Toyama Prefecture, Japan. The city was founded on April 1, 1954. As of April 30, 2011, the city has an estimated population of 49,470, with 15,438 households and a population density of 389.65 persons per km2. The total area is 126.96 km2. On November 1, 2004, the town of Shōgawa (from Higashitonami District) was merged into Tonami.