noun
gulf coast; bay coast
Refers to the coastal area along a gulf or bay. Often used in proper names like 湾岸道路 (Wangan Road) or 湾岸地域 (bay area).
湾岸地域には大きな倉庫が多い。
There are many large warehouses in the bay area.
湾岸道路はいつも渋滞している。
The Wangan Road is always congested.