This volume constitutes the proceedings of the FirstInternational Symposiumorganized by the Japan Society forSoftware Science and Technology. The symposium was held inKanazawa, Japan, November 4-6, 1993 and attracted manyresearchers from academia and industry as well as ambitionedpractitioners. Object technologies, in particular object-orientedprogramming, object-oriented databases, and software objectbases, currently attract much attention and hold a greatpromise of future research and development in diverse areasof advanced software. The volume contains besides 6 invited presentations byrenown researchers and 25 contributed papers carefullyselected by an internationalprogram committee from a totalof 92 submissions.