This study aims to research the Kisho Kurokawa's architectural concepts and expressions that are comprised of various and complex theories system for Korean's globalization of architecture. Kurokawa's architectural concepts are composed by Metabolism, Metamorphosis and Symbiosis. And intermediate zone, ambiguity, multivalence are theories that work as media in changing process levels to three main concepts and these are used as media of Metamorphosis which embody Symbiosis. Metabolism include concepts of Metamorphosis and Symbiosis. Symbiosis is comprise of concepts of Metabolism and Metamorphosis, and is a ultimate goal of these three main concepts. Metamorphosis works as a medium in changing process levels from Metabolism to Symbiosis. The architectural expressions are embodied according to these main three concepts and theories of media in changing process levels. And these architectural expressions are analyzed by three elements as follows: form, material & color, structure & technique.