Filed by The Higashi-Nippon Bank, Limited Pursuant to Rule 425 under the U.S. Securities Act of 1933 Subject Companies: The Bank of Yokohama, Ltd. (File Number: 132-02790) Dated October 16, 2015 2. Business Base of The Higashi-Nippon Bank ("HNB") and The Bank of Yokohama ("BOY") Sales areas and branch network in Tokyo of the two banks Number of branches of the two banks HNB's Branch BOY's Branch (As of March 31, 2015) HNB BOY Tokyo 47 20 Kanagawa 9 179 Ibaraki 13 - Saitama 5 - Chiba 3 - Tochigi 1 - Gunma - 3 Others 2 3 Total 80 205 Number of branches includes manned sub-branches. Balance of deposits and loans of the two bank HNB BOY Deposits 1,850.1 billion yen 12,158.5 billion yen Loans and bills discounted 1,559.9 billion yen 9,778.0 billion yen (in Tokyo) (1,193.1 billion yen) (2,030.0 billion yen) Total 14,008.6 billion yen 11,333.9 billion yen (3,223.1 billion yen)

The Higashi-Nippon Bank, Limited and The Bank of Yokohama, Ltd., or one of them, may file a registration statement on Form F-4 ("Form F-4") with the U.S. Securities and Exchange Commission (the "SEC") in connection with the possible business combination (or integration) between the two companies, if it is consummated. The Form F-4 (if filed) will contain a prospectus and other documents. If a Form F-4 is filed and declared effective, the prospectus contained in the Form F-4 will be mailed to U.S. shareholders of The Higashi-Nippon Bank, Limited and The Bank of Yokohama, Ltd., or one of them, prior to the shareholders' meeting(s) at which such business combination (or integration) will be voted upon. The Form F-4 and prospectus (if the Form F-4 is filed) will contain important information about the two companies, such business combination (or integration) and related matters. U.S. shareholders to whom the prospectus is distributed are urged to read the Form F-4, the prospectus and other documents that may be filed with the SEC in connection with such business combination (or integration) carefully before they make any decision at the respective shareholders' meeting with respect to such business combination (or integration). Any documents filed with the SEC in connection with such business combination (or integration) will be made available when filed, free of charge, on the SEC's web site at www.sec.gov. In addition, upon request, the documents can be distributed for free of charge. To make a request, please refer to the following contact information. The Higashi-Nippon Bank, Limited Corporate Planning Department, Public Relations Office and CSR Tel: 03-3273-4073 The Bank of Yokohama, Ltd. Corporate Planning Department, Public Relations Office Tel: 045-225-1141