Senkawa Aqueduct (千川上水, Senkawa Jōsui) is a 22-kilometre (14 mi) Japanese aqueduct located in Tokyo.

It diverts water from the Tamagawa Aqueduct, which is taken from the Tama River. The river will pass through Musashino City, Nishitokyo City, Musashino City, and Nerima