Summary

the Government of Japan Bank of Japan Act (Japanese: 日本銀行法 Nihon Ginkōhō… (2007)

In addition to what is prescribed in the preceding paragraph, the Bank of Japan's purpose is to ensure smooth settlement of funds among banks and other financial institutions, thereby contributing to the maintenance of stability of the financial system. Article 2 - The Principle of Currency and Monetary Control Currency and monetary control by the Bank of Japan shall be aimed at achieving price stability, thereby contributing to the sound development of the national economy.
Source: Wikisource

the Government of Japan Bank of Japan Act (Japanese: 日本銀行法 Nihon Ginkōhō… (2007)

Article 53 - Appropriation of Surplus The Bank of Japan shall reserve, as a reserve fund, five-hundredths of the surplus resulting from the settlement of profits and losses for each business year. Irrespective of the provisions of the preceding paragraph, the Bank of Japan may, when it finds it especially necessary, reserve the money which exceeds the amount prescribed in the preceding paragraph as a reserve fund, upon authorization from the Minister of Finance.
Source: Wikisource

the Government of Japan Bank of Japan Act (Japanese: 日本銀行法 Nihon Ginkōhō… (2007)

The Auditors may, when they find it necessary based on the audit results, submit their opinions to the Minister of Finance, the Prime Minister, or the Board. The Executive Directors shall, in accordance with the decisions made by the Governor, administer the business of the Bank of Japan assisting the Governor and the Deputy Governors, act for the Governor when the Governor and the Deputy Governors are prevented from attending to their duties, and perform the Governor's duties during a vacancy in the office of the Governor and the Deputy Governors.
Source: Wikisource

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