Keio Corporation is a private railway operator in Tokyo, Japan, and the central firm of the Keio Group that is involved in transport, retail, real estate and other industries.

Hino is a city located in the western portion of Tokyo Prefecture, Japan. As of 1 April 2021, the city had an estimated population of 187,048, and a population density of 6800 persons per km². The total area of the city was 27.55 square kilometres (10.64 sq mi).