Events in the year 1926 in Japan. In the history of Japan, it marks the final year of the Taishō period, Taishō 15 (大正15年), upon the death of Emperor Taishō on December 25, and the beginning of the Shōwa period, Shōwa 1, (昭和元年), upon the accession of his son Emperor Shōwa (Hirohito). In the Japanese calendar Shōwa 1 was just six days long, prior to January 1 Showa 2 (1927, 昭和2年).
