그러나 오사카 항로가 열렸으나 종선을 이용해야 했고 이마저도 썰물 때는 큰 불편을 겪을 정도로 시설이 취약했다.
However, even though the Osaka route was open, it was necessary to use a vertical line, and the facility was so weak that it caused great inconvenience even at low tide.