Disaster danger zone (Article 39, Paragraph 1 of the Building Standards Act) ※Currently, there is no area designated as disaster danger areas in Yokohama.

In Yokohama City, there is no "disaster danger zone" based on the Building Standards Law, but "earth and sand disaster special caution area" and "earth and sand disaster caution area" based on law about promotion of measures to prevent earth and sand disaster in earth and sand disaster caution areas, steep slope Please note that there is a "steep slope collapse danger zone" based on law about prevention of disaster by collapse of slope.

Last update date May 13, 2021

What's New

On May 14, 2021, Kanagawa Prefecture designated a sediment-related disaster alert area in Tsurumi Ward, Kanagawa Ward, Asahi Ward, Midori Ward, Aoba Ward, Tsuzuki Ward , Totsuka Ward and some neighboring areas. With this designation, Motoichi isThe entire area of Yokohama City (PDF: 87KB) is excluded from the disaster danger zoneIt has been announced.
Nishi Ward, Izumi Ward, and some areas of neighboring wards on March 23, 2021. With this designation, the city is Nishi Ward and Izumi Ward.Area excluded from disaster danger zone (PDF: 102KB)It has been added to and announced.
On March 16, 2021, Kanagawa Prefecture designated a special alert zone for landslide disasters in Naka Ward, Kohoku Ward, Seya Ward and some areas of neighboring wards. With this designation, the city will be Naka Ward, Kohoku Ward and Seya Ward.Added to areas excluded from disaster-risk areas (PDF: 112KB)I've announced it.
On February 5, 2021, Kanagawa Prefecture designated a sediment-related disaster alert area in Konan Ward and some areas of neighboring wards. With this designation, the city of Konan WardAdded to areas excluded from disaster-risk areas (PDF: 96KB)I've announced it.

About disaster danger zone

In Yokohama-shi, we appointed disaster danger zone by rule of Building Standard Act Article 39 Clause 1, but on May 11, 2021 Kanagawa-ken appointed earth and sand disaster special caution area in all areas of the city With having performed designation, the mayor made the whole city with area excluded from disaster danger zone by notification.
What is the status of designation of a special alert area for landslide disasters?Legal books (outside site) of earth and sand disaster caution area, earth and sand disaster special caution area (outside site)Please check it out.

Areas excluded from disaster-risk areas

On May 14, 2021, Kanagawa Prefecture designated a sediment-related disaster alert area in Tsurumi Ward, Kanagawa Ward, Asahi Ward, Midori Ward, Aoba Ward, Tsuzuki Ward , Totsuka Ward and some neighboring areas. With this designation, Motoichi isThe entire area of Yokohama City (PDF: 87KB) is excluded from the disaster danger zoneIt has been announced.
Nishi Ward, Izumi Ward, and some areas of neighboring wards on March 23, 2021. With this designation, the city is Nishi Ward and Izumi Ward.Area excluded from disaster danger zone (PDF: 102KB)It has been added to and announced.
On March 16, 2021, Kanagawa Prefecture designated a special alert zone for landslide disasters in Naka Ward, Kohoku Ward, Seya Ward and some areas of neighboring wards. With this designation, the city is Naka Ward, Kohoku Ward and Seya Ward.Area excluded from disaster danger zone (PDF: 112KB)It has been added to and announced.
On February 5, 2021, Kanagawa Prefecture designated a sediment-related disaster alert area in Konan Ward and some areas of neighboring wards. With this designation, the city of Konan WardAdded to areas excluded from disaster-risk areas (PDF: 96KB)I've announced it.
On December 20, 2019, Kanagawa Prefecture designated a sediment-related disaster alert area in some areas of Kanazawa Ward, Sakae Ward and neighboring wards. With this designation, the city will Kanazawa Ward and Sakae WardAdded to areas excluded from disaster-risk areas (PDF: 100KB)I've announced it.
On October 4, 2019, Kanagawa Prefecture designated a landslide disaster special warning area in Hodogaya Ward and some areas of neighboring wards. With this designation, Motoichi establishes some areas of Hodogaya Ward and neighboring wardsAdded to areas excluded from disaster-risk areas (PDF: 99KB)I've announced it.
On September 11, 2018, Kanagawa Prefecture designated a sediment-related disaster alert area in some areas of Minami Ward, Isogo Ward and neighboring wards. With this designation, Motoichi covers some areas of Minami Ward, Isogo Ward and neighboring wards.Area excluded from disaster danger zone (PDF: 93KB)I've announced it.

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