As filed with the Securities and Exchange Commission on December 31, 2025

Registration No. 333-288983

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM F-6/A

POST-EFFECTIVE AMENDMENT NO. 1

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933 FOR DEPOSITARY SHARES EVIDENCED BY

AMERICAN DEPOSITARY RECEIPTS

_____________

HACHIJUNI NAGANO BANK, LTD.

(f/k/a “The Hachijuni Bank, Ltd.”)

(Exact name of issuer of deposited securities as specified in its charter)

N/A

(Translation of issuer's name in English)

Japan

(Jurisdiction of incorporation or organization of issuer)

CITIBANK, N.A.

(Exact name of depositary as specified in its charter)

388 Greenwich Street

New York, New York 10013

(212) 723-5435

(Address, including zip code, and telephone number, including area code, of depositary's principal executive offices)

CITIBANK, N.A. – DEPOSITARY RECEIPTS DEPARTMENT

388 Greenwich Street

New York, New York 10013

(877) 248-4237

(Name, address, including zip code, and telephone number, including area code of agent for service)

Copies to:

Herman H. Raspé, Esq.

Jean-Claude Lanza, Esq.Patterson Belknap Webb & Tyler LLP

1133 Avenue of the Americas

New York, New York 10036

212-336-2000

It is proposed that this filing become effective under Rule 466

immediately upon filing.

on January 2, 2026 at 8:30 A.M. (EST).

If a separate registration statement has been filed to register the deposited shares, check the following box: ☐

CALCULATION OF REGISTRATION FEE

Title of Each Class of

Securities to be Registered

Amount to be

Registered