After graduation from Hyogo Prefectural KOBE High School, Daiichi High School (the first old-education-system high school), and the Faculty of Letters, University of Tokyo, Yamamura joined the theater research group 'Taiyo-za.'
兵庫県立神戸高等学校、第一高等学校(旧制)、東京大学文学部卒業後、研究劇団「太陽座」に入団。