TOKYO, Jan 22 (Reuters) - The banking unit of Japan's Mitsubishi UFJ Financial Group Inc said on Friday it would introduce maintenance fees on dormant accounts from July.

MUFG Bank will charge an annual fee of 1,320 yen ($12.74)including tax for new accounts in which transactions have not been made for two years since they are opened, it said in a statement. ($1 = 103.5900 yen) (Reporting by Takashi Umekawa; Editing by Christian Schmollinger)