CISO Tribune

CISO appointment

The Hyakujushi Bank, Ltd. appoints Tetsuya Iwase as Director, Managing Executive Officer and Chief Information Security Officer (CISO)

Tetsuya Iwase is the Director, Managing Executive Officer and Chief Information Security Officer (CISO) of The Hyakujushi Bank, Ltd.. Tetsuya was promoted internally from the role of Director, Managing Executive Officer.

Records: The Hyakujushi Bank, Ltd. · Tetsuya Iwase

PersonTetsuya Iwase
New roleDirector, Managing Executive Officer and Chief Information Security Officer (CISO)
CompanyThe Hyakujushi Bank, Ltd.
Previous roleDirector, Managing Executive Officer, The Hyakujushi Bank, Ltd.
AnnouncedSeptember 18, 2026
Sourcemarketscreener.com

What this move signals

The Hyakujushi Bank's Board of Directors resolved on September 18, 2026 to appoint Tetsuya Iwase as Chief Information Security Officer (CISO), effective October 1, 2026. The Bank established the CISO position to clarify executive-level responsibility for cybersecurity and enhance its incident response framework.

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