Book excerpt: This book is the first to provide a summary of the state of knowledge about communication in Japan and the United States. Included is an overview of the major approaches used in the study of communication in these two countries, an overview of the major cultural factors influencing communication, a description of the sociolinguistic differences between English and Japanese, an examination of Japanese-American communication as a function of the cultural values learned from the two cultures, and a summary of research comparing interpersonal research in Japan and the United States, as well as research on intercultural communication between Japanese and North Americans. The book also examines communication in organizational contexts in Japan and the United States and describes differences in mass communication between the two cultures.