Mitsubishi integrates operations in Americas Mitsubishi UFJ announced that it has integrated The Bank of Tokyo-Mitsubishi UFJ’s U.S. branch banking operations with Union Bank, and will operate the U.S. banking operations under the new name MUFG Union Bank. All of BTMU’s Americas banking activities, including the new unified U.S. organization, are overseen by a newly renamed holding company, MUFG Americas Holdings Corporation. The Office of the Comptroller of the Currency is the primary regulator for MUFG Union Bank. MUFG Americas Holdings primary regulator is the Federal Reserve. Katsumi Hatao begins his term as CEO for the Americas of BTMU and President and CEO of MUFG Union Bank and MUFG Americas Holdings.