With the development of aging society and the deepening of internationalization, both China and Japan are facing various problems caused by their residents living together with the foreigners. The proposal of “Symbiotic Japanese” and “Concise Japanese”and the implementation of “Japanese Education Promotion Law” reflect Japan’s efforts to cope with the development of multicultural and multilingual symbiotic society and to make foreigners more secure and comfortable to live in Japan. This paper introduces the concept and implementation of “Symbiotic Japanese”, “Concise Japanese” and“Japanese Education Promotion Law”, and analyzes Japan’s attempts and efforts to accelerate the development of Japanese education, aiming to provide reference for promoting the process of teaching Chinese as a foreign language in China.