그리고 범람원에서 더 먼 지역에는 하안단구가 여러 곳에 형성되었던 것으로 추정되나, 이 역시 시가지화로 확인하기는 곤란하다.
In addition, it is believed that riverbeds were formed in several places in the area further from the floodplain, but it is also difficult to confirm this as urbanization.