This book showcases recent developments in the field of Japanese applied linguistics and is divided into four sections. The first examines language in action, providing a close analysis of language as it is used in interactions between speakers. The second section looks at sociolinguistic issues related to Japanese speakers, considering factors such as gender, age, or regional and professional background. Section three explores how globalization has affected Japanese language use and acquisition. The final section reflects on classroom teaching of Japanese language and culture.