Chuzo Koikeda (b. 1928), a Japanese amateur astronomer, was president of “Kanazawa hoshinokai”, an astronomy club in Kanazawa, from 1962 to 2002. His wife Yoko Koikeda (b. 1932), also an amateur astronomer, is a serious observer of the sun, solar eclipses and aurorae.
Discovered on 4-11-1999 in Yanagida by Tsuchikawa, A.