is a Japanese amateur astronomer, discoverer of supernovae such as 1991bg (the first visual discovery made by a female astronomer), and co-discoverer of 4875 Ingalls, a Flora asteroid from the main-belt.
Reiki Kushida is married to astronomer Yoshio Kushida co-discoverer of 4875 Ingalls and a prolific discoverer of minor planets and comets himself. The asteroid 5239 Reiki, discovered by astronomer Shun-ei Izumikawa, was named in her honor on 6 February 1993 ().