Core Banking System Upgrade for Mizuho Bank’s Overseas Branches (APAC)

This webpage provides an overview of Mizuho Bank, Ltd. (“the Bank”)’s core banking system upgrade.

It serves as the central page for related announcements and materials. The Bank posts additional notices throughout the upgrade process, outlining the key changes and expected effective dates by service area as more details become available.

Details vary by branch. For further details, please visit the dedicated webpage for each branch.​