1931 TC1. Discovered 1931 Oct. 6 by K. Reinmuth at Heidelberg.
Named in honor of Seidai Miyasaka (1955– ), an active observer of minor planets and one of the few observers in Japan who devote themselves to follow-up observations. He has observed many minor planets so that they could be numbered. (M 18644)
Name proposed by T. Kobayashi, who found the identifications involving this minor planet, and with whom Miyasaka has been collaborating for many years.