The Contemporary Japanese Financial System

The financial system has many actors, including companies, banks, and governments. This page describes them.


Banks can be classified to commercial ones and investment ones.
This page uses a comparsion easy for me.

Commercial Banks

Role: storage servers
Power: interest
I/O: deposit/loans
Networking: transactions

Investment Banks

Role: balancer
Power: the margin of the transactions, divend, interest and payback
I/O: selling/buying stock/securities
Networking: networks centralized with stock/securities exchanges