About the coastal conservation basic plan of Kanagawa Prefecture

In Yokohama City, in order to prevent flooding from tsunami and high tides, which occurs once every hundred or several decades, Yokohama City has decided to develop coastal conservation facilities such as raising seawalls where necessary.
Change of the plan was carried out in March, 2016, and plan of Motoichi area was positioned.

About summary of coastal conservation basic plan and way of thinking of plan of Motoichi area, please see summary (PDF: 259KB) of coastal conservation basic plan development of Kanagawa.
For the Tokyo Bay Coastal Coastal Conservation Basic Plan (Kanagawa Prefecture Section), please see the Kanagawa Prefecture website (outside site).

For the maintenance and maintenance of coastal conservation facilities, the “coastal conservation area” based on the Coastal Law and “harbor adjacent areas” based on the Port and Harbor Law have been designated as the following areas.

・Yokohama Port Daikoku Futo (designated in January 2018) (Image: 78KB)
・Yokohama Port Kanazawa District (designated in December 2019) (Image: 524KB)

In the area, certain acts are regulated in accordance with laws and regulations for the purpose of protecting the area and maintaining coastal conservation facilities and conservation.
For more information, please refer to the following page.

➤About coastal conservation area and port adjacent area

With the revision of the Flood Control Law in 2015, a system was established to designate and announce the largest possible inundation area by high tides, the largest possible flood inundation area for high tides.
Based on the designation of the Flood Control Law, Kanagawa Prefecture has created the high tides Inundation Estimated Area Map, which is the largest possible high tides, and designated the area where inundation is expected as the high tides inundation area in April 2019. Designated on 19th.
For more information, please refer to the following page.

high tides inundation area along the Tokyo Bay Coast

(1)About the coastal conservation basic plan
Kanagawa Prefectural Land Maintenance Bureau River Sewerage Department Sabo Coast Section Nagisa Group
Telephone 045-210-6514, fax 045-210-8897
(2)About plan of Yokohama city area, coastal conservation area, port adjacent area, and high tides caution area map
<Port area> Policy Coordination Division, City of Yokohama, Port and Harbor Bureau
Telephone 045-671-7300, fax 045-671-7310