生体认证技术在人体认证技术手段中得到了越来越多的关注。由于其种类多,认证结果可靠等优点,在众多领域都得到了应用。本文从生体认证的必要性、研究历史、认证技术的特点及种类、应用市场与将来预测、现实问题和展望等方面概述了日本生体认证技术及其动向。 Biometric authentication technology has gained more and more attention in the technical means of human authentication. Due to its variety, reliable certification results, it has been applied in many fields. This article summarizes the Japanese biometric authentication technology and its trends in terms of the necessity of biometric authentication, the history of research, the characteristics and types of authentication technologies, the application market and future predictions, realistic problems and prospects.