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San ju San Bank
San ju San Bank was founded in 1912 and is headquartered in Yokkaichi, Mie. The bank merged with Mie Bank in 2021, consolidating its position as the...
San ju San Bank
San ju San Bank was founded in 1912 and is headquartered in Yokkaichi, Mie. The bank merged with Mie Bank in 2021, consolidating its position as the prefecture's leading regional financial institution. It operates as a conventional commercial bank, offering lending, savings, and investment-trust distribution to retail and corporate clients across the Tokai region. The bank's deployment is channeled through standard Japanese regional-banking instruments: mortgage and consumer lending, SME loans, and investment-trust brokerage. Its securities platform distributes third-party mutual funds from managers including Nikko Asset Management, Fidelity, and Nomura. San ju San Bank also acts as an arranger of social-contribution private placement bonds under its "Together, We Soar" program, placing them with local issuers. Commercial lending includes sustainability-linked loans and positive-impact finance — the bank surpassed 100 such contracts by April 2026. Its NISA (tax-exempt investment account) balance notification service went live in March 2026. San ju San Bank operates under the holding company San ju San Financial Group. No disclosed team size or AUM figure is publicly available. The bank launched a mobile banking application in October 2025, which reached 150,000 downloads by March 2026. A wholly owned subsidiary, San ju San Regional Revitalization Co., was acquired in March 2026. The affiliated San ju San Furusato Cultural Foundation awards the annual Mie Cultural Prize and runs a concert series. In April 2026 the bank marked its fifth anniversary since the Mie Bank merger with a time-deposit rate-increase campaign. San ju San Bank differentiates through deep geographic concentration. Its branch network and mobile-branch vehicle serve Mie, Aichi, and Wakayama prefectures — areas where it faces limited competition from megabanks for retail and SME relationships. The 2021 merger eliminated the last major local rival, making it the unrivaled deposit-gathering institution in Mie, a position reinforced by tie-ups with municipal governments on carbon-neutrality promotion and regional economic development.
General information
Firm type
Bank / Wealth / Trust
Year founded
1912
Location
Region
Asia
Country
Japan
City
Tsu-shi
Corporate office
Yokkaichi-shi, Mie, Japan
Frequently asked questions
Who runs investment decisions at San ju San Bank?
San ju San Bank does not disclose a chief investment officer or a dedicated asset-management leadership team. As a regional bank, lending and securities distribution decisions are made through its corporate and retail banking divisions, overseen by the board of directors and executive officers of San ju San Financial Group.
How is San ju San Bank structured within San ju San Financial Group?
San ju San Bank is the core banking subsidiary of San ju San Financial Group. The holding company also controls San ju San Regional Revitalization Co., acquired in March 2026, which focuses on local economic development and business succession in the Mie region.
What investment products does the bank distribute to clients?
The bank distributes third-party mutual funds from asset managers including Nikko Asset Management, Fidelity, and Nomura. It added a fund-wrap product in October 2025 and offers NISA-eligible accounts for tax-exempt retail investing. It does not operate proprietary fund-management vehicles.
Does San ju San Bank manage proprietary investment portfolios?
No public documentation indicates that San ju San Bank runs a proprietary asset-management arm or manages institutional separate accounts. Its securities business is limited to distributing externally managed investment trusts to retail and corporate clients.
What is the bank's posture on sustainable finance?
San ju San Bank actively arranges positive-impact finance and sustainability-linked loans, having executed over 100 such contracts by April 2026. It also issues social-contribution private placement bonds through its "Together, We Soar" program and offers a "San ju San Sustainable Deposit" product for retail customers.
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