Abstract
Present conditions concerning distribution of Japanese scientific and technical information to the U.S. are surveyed for promoting international distribution of it. The investigation, focusing on Japanese gray literature, is carried out into distribution to foreign countries, utilization/demand/difficulty to obtain in the U.S., and etc., through interviews and questionnaire surveys to researchers and librarians in Japan and the U.S. It is pointed out the needs to improve accessibility for Japanese technical reports, doctral dissertations, and technical bulletins/newsletters, and necessity to arrange conditions of distribution to the U.S. by increasing directory information and reducing language barrier between both countries.