This is a biographical study of Ito Kenzo (1917-1995), an English teacher, textbook writer and applied linguist. Before World War II he was educated at Tokyo Higher Normal School under the influence of Harold E. Palmer's Oral Method. During and after the war he taught at three high, schools. He worked for ELEC, the English Language Exploratory Committee, studied the Oral Approach and participated in the compilation of textbooks. Later he was one of the chief editors of New Horizon English Course, a best-selling junior high school textbook for twenty-five years. He also lectured English Teaching Methodology for teacher-training courses at several universities for thirty-five years in all. His major works are English Linguistics and English Language Teaching (1982) and the Expression of Modality (1968). He also translated W. F. Mackay's Language Teaching Analysis and A. S. Horn's Guide to the Patterns and Usage in English,2nd edition. He is remembered as a wellbalanced applied linguist between theory and practice.