This is the 7747th most frequent Korean word.
하나은행
Hana Bank.
'하나은행' is used here as a proper noun to refer to the specific banking entity.
하나은행은 한국에서 잘 알려진 은행입니다.
Hana Bank is a well-known bank in Korea.
'하나은행' indicates the location or organization where the action took place.
저는 하나은행에서 계좌를 열었습니다.
I opened an account at Hana Bank.
'하나은행' is used to describe the proximity to a specific location for orientation.