The bank, established in June 1934, has 136 domestic branches in Nara, Osaka, Kyoto, Hyogo, Mie, Wakayama, and Tokyo as well as representative offices in Hong Kong and Shanghai, China.

The Nanto Bank commands 48.4% of all deposits and 50.5% of all lending in Nara Prefecture that mainly serves as bedroom communities for neighboring Osaka, with a population of 1,421,000.

The bank provides general banking services such as deposits, loans, and exchange transactions, as well as other financial services including securities brokerage, letter of credit, credit cards, leasing, and software development.

India's largest power producer NTPC has agreed a loan of Rs 3,582 crore with Nanto Bank in 2020.

The loan funds are for Flue Gas Desulphurization (FGD) and renewable energy projects.