The Tokorozawa Aviation Museum is a museum located in the city of Tokorozawa, Saitama, dedicated to the history of aviation in Japan. It contains aircraft and other displays and an IMAX theatre. Located on the site of Japan's first airfield which started operations in 1911 with a flight by Yoshitoshi Tokugawa, the original single runway is still visible and has been incorporated into a larger multifunction park adjacent to the museum. It is located in the Tokorozawa Aviation Memorial Park.

Tokorozawa is a city located in Saitama Prefecture, Japan. As of 1 February 2024, the city had an estimated population of 343,298 in 168,939 households and a population density of 4761 persons per km². The total area of the city is 72.11 square kilometres (27.84 sq mi).