The Bank of Japan (日本銀行 Nippon Ginkō?, BOJ, JASDAQ: 8301) is the central bank of Japan. The Bank is often called Nichigin (日銀?) for short. It has its headquarters in Chuo, Tokyo.
The Bank of Japan is headquartered in Nihonbashi, Tokyo, on the site of a former gold mint (the Kinza) and, not coincidentally, near the famous Ginza district, whose name means "silver mint".
The Neo-baroque Bank of Japan building in Tokyo was designed by
Tatsuno Kingo in 1896.
Missions of the Bank of Japan [ according to its charter ] include:
Issuance and management of banknotes
Implementation of monetary policy
Providing settlement services and ensuring the stability of the financial system
Treasury and government securities-related operations
Compilation of data, economic analyses and research activities
For more information and a history of the Bank of Japan:
WIKIPEDIA = The Bank of Japan