1.
bay area, waterfront, gulf coast
The area along the shore of a bay or gulf. Used both for domestic locations (like Tokyo Bay) and international contexts (like the Persian Gulf).
Usage
In domestic Japanese contexts, 湾岸 often refers to the Tokyo Bay waterfront area (東京湾岸), known for its modern development. In international contexts, it frequently refers to the Persian Gulf (ペルシャ湾岸).