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Disaster prevention speaker

Last update date July 20, 2020

For further improvement of communication means at the time of disaster, we utilize digital mobile radio for the disaster prevention government which has been maintained in ward office and evacuation shelter and set up "disaster prevention speaker" broadcasting urgent information of J alert.
We plan 190 places of maintenance in total between 2019 and 2003.

※J alert is system to tell about national protection information, urgent information such as the Earthquake Early Warning, tsunami information through artificial satellite instantly from country.

Modi operandi

1.Automatic broadcast (J alert)
National protection information, Earthquake Early Warning (more than intensity 5 lower), major tsunami warning, tsunami warning, tsunami advisory, eruption special warning, the weather special warning, eruption notice
2.Hand-operated broadcast
Evacuation warning, urgent information from Yokohama-shi including evacuation warning

※About outdoor speaker (Tozuka Elementary School, Higashitotsuka Elementary School, Maioka Elementary School, Maioka Junior High School, old Matano Elementary School) installing in outdoor speaker (89) for tsunami measures and evacuation shelter in Totsuka Ward inundation assumption area, we manage like disaster prevention speaker.

Setting place

Tsurumi Ward


1.Toyooka Elementary School
2.Market Elementary School

Kanagawa Ward

1.Matsumi firefighting branch office
2.Nishiki stand junior high school

Nishi Ward

1.Nishi fire department
2.Sakainotani firefighting branch office
3.Karuizawa Junior High School

Naka Ward

1.Yamamoto Elementary School
2.Tateno Elementary School

Minami Ward

1.Ooka Elementary School
2.Ido ke valley Elementary School

Konan Ward

1.Konan Ward government office
2.Sakuragaoka Elementary School
3.Shimonagaya Elementary School

Hodogaya Ward

1.Honjin firefighting branch office
2.Seto ke valley Elementary School

Asahi Ward

1.Sachigaoka firefighting branch office
2.Sachigaoka Elementary School

Isogo Ward

1.Okamura Elementary School
2.Yokodai-Daiyon Elementary School

Kanazawa Ward


1.Koda Elementary School
2.Takafunedai Elementary School

Kohoku Ward


1.Hiyoshi south Elementary School
2.North Tsunashima Elementary School

Midori Ward


1.Nagatsuta firefighting branch office
2.Kamoi junior high school

Aoba Ward


1.Nara Elementary School
2.Iron elementary school

Tsuzuki Ward  


1.Tsuzuki Ward   government office
2.Kitayamada firefighting branch office
3.Minamiyamada Elementary School

Totsuka Ward

1.Totsuka fire department
2.The east article body elementary school
3.Boundary tree elementary school

Sakae Ward

1.Sakae Ward government office
2.Kasama Elementary School
3.Iijima Elementary School

Izumi Ward

1.Izumi Ward government office
2.Nishigaoka Elementary School
3, Nakata Elementary School

Seya Ward

1.Seya Elementary School
2.Seya second Elementary School

Is going to install; place (is going to manage from April 1, 2021)

Tsurumi Ward


1.New Tsurumi Elementary School
2.Sueyoshi firefighting branch office
3.Dongtai Elementary School
4.Yako firefighting branch office

Kanagawa Ward

1.Kanagawa Junior High School
2.Kuritaya Junior High School
3.Matsumoto Junior High School
4.South Kandaiji Elementary School

Naka Ward

1.Yamamotocho firefighting branch office
2.Arabian bird elementary school
3.Honmokuwada firefighting branch office

Minami Ward

1.South Elementary School
2.Minamigaoka Junior High School
3.Tree of wisteria elementary school

Konan Ward

1.Serigaya firefighting branch office
2.Nagatani Elementary School
3.Hino Elementary School

Hodogaya Ward

1.Hodogaya Ward government office
2.Sakuradai Elementary School
3.Hodogaya Junior High School
4.Tokiwadai Elementary School

Asahi Ward

1.Asahi Ward government office
2.Shirane Elementary School
3.Higashikibogaoka Elementary School
4.Futamatagawa Elementary School

Isogo Ward

1.Hama Junior High School
2.Sawanosato Elementary School
3.Okamura Junior High School

Kanazawa Ward

1.Nomi Tainan Elementary School
2.Tomioka firefighting branch office
3.Nishishiba Junior High School

Kohoku Ward

1.Kohoku Ward government office
2.Tsunashima Elementary School
3.Nitta Junior High School
4.Osone Elementary School
5.Shimoda Elementary School

Midori Ward

1.Kamoi elementary school
2.Tokaichiba firefighting branch office
3.Kamoi firefighting branch office

Aoba Ward

1.Aoba Ward government office
2.Yamauchi Junior High School
3.Hill Elementary School of Nara
4.Onda Elementary School

Tsuzuki Ward  

1.Tsuzuki Elementary School
2.Chigasaki Junior High School
3.Higashiyamata Elementary School

Totsuka Ward

1.Gumizawa Junior High School
2.Higashimata field Elementary School
3.Fukaya Junior High School

Sakae Ward

1.Sakurai Elementary School
2.Kosugaya Elementary School
3.Shodo Elementary School

Izumi Ward

1.Kazurano Elementary School
2.Ryoke Junior High School
3.Higashinakada Elementary School

Seya Ward

1.Minamiseya Elementary School
2.Original junior high school
3.Akuwa firefighting branch office

Notice

Simultaneous nationwide communication test of J alert

We carry out in usual for the purpose of the Ministry of Internal Affairs and Communications Fire and Disaster Management Agency confirming start such as reception of examination information and speaker using J alert.
About schedule of 2020 of simultaneous nationwide communication test, we planned three times a year of examination conduct in consideration of held time of Tokyo Olympics Paralympics tournament, but we are temporary as follows and carry out simultaneous nationwide communication examination because the tournament concerned became postponement in 2021.

●Date (plan)
Wednesday, August 5, 2020 around 11:00 a.m.

For more details, please see "(news) (PDF: 337KB) about national second warning system (J alert) which country carries out simultaneous nationwide communication test" (temporarily).

We carry out examination broadcast of disaster prevention speaker in Isogo Ward

Broadcast time: Every month second Monday around 10:00 a.m.
※We carry out on the next day when the day is holiday.
・Target speaker: All disaster prevention speakers (all 11 engines) in Isogo Ward
・Contact information Isogo Ward General Affairs Division 045-750-2312

We carry out examination broadcast of disaster prevention speaker in Kanazawa Ward

Broadcast time: Every month second Monday around 10:00 a.m.
※We carry out on the next day when the day is holiday.
・Target speaker: Disaster prevention speaker (all 16 engines) for tsunami warning transmission system in Kanazawa Ward
・Contact information Kanazawa Ward General Affairs Division 045-788-7706
For more details, please see homepage of Kanazawa Ward.
http://translate-en.city.yokohama.lg.jp/kanazawa/somu/syomu/3-4.html

We carry out examination broadcast of disaster prevention speaker in Aoba Ward

Broadcast time: Every month second Monday around 10:00 a.m. (from June 8, 2020)
※We carry out on the next day when the day is holiday.
・Target speaker: All disaster prevention speakers (all two engines) in Aoba Ward
・Contact information Aoba Ward General Affairs Division 045-978-2213

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Inquiry to this page

General Affairs Bureau crisis Management Department emergency measures section

Telephone: 045-671-2064

Telephone: 045-671-2064

Fax: 045-641-1677

E-Mail address [email protected]

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Page ID: 891-735-425

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