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Tsunami warning transmission system

Last update date October 15, 2020

When tsunami generating caused by major earthquake is expected by the Great East Japan Earthquake generated on March 11, 2011 in Yokohama-shi by lesson, citizen's installs "tidal wave warning transmission system" to call by evacuation using the outdoors speaker in tsunami inundation prediction area so that few, evacuation actions are produced early.

Setting place

List of setting places (map) (PDF: 1,232KB)

Tsurumi Ward

  1. Tsurumi Ward synthesis government building
  2. Shiota Junior High School
  3. Generous politics junior high school
  4. Shioiri Elementary School
  5. Namamugi elementary school
  6. Namamugi shellfish no beach green tract of land Park
  7. Municipal Namamugi house
  8. The Central Wholesale Market meat market
  9. The northern second water reproduction center
  10. The best park in Daikokucho
  11. Daikokufutou T-1 green tract of land
  12. Tsurumisuijyou firefighting branch office
  13. The large Black Sea zuri facility

Kanagawa Ward

  1. Inlet River Park
  2. Inlet two orders eyes park
  3. Shin-Koyasu Station bicycle parking lots neighborhood
  4. Amusement place of former Nanatsujima-cho child
  5. Urashima firefighting branch office
  6. The neighborhood of Takaramachi
  7. Izutacho Wharf B green tract of land
  8. Kanagawa Ward synthesis government building
  9. Kanagawa water reproduction center
  10. The neighborhood of Tsuruyacho intersection
  11. The Central Wholesale Market home

Nishi Ward

  1. The neighborhood of Metropolitan expressway Yokohama-sta.-nishiguchi exit
  2. Takashima two orders eyes East Exit second bicycle parking lots
  3. Utsumi Bridge neighborhood
  4. Yokohama Station Yokohama East Exit Bus Terminal neighborhood
  5. Sotetsu Exit "Koban" (police box) neighborhood
  6. The neighborhood of Okanocho intersection
  7. Okano Junior High School
  8. The Takashima one order eyes national highway side
  9. Hiranuma Bridge neighborhood
  10. Asayamabashi Bridge neighborhood
  11. Rinko Park (Seaside Park)
  12. The west sports center
  13. The neighborhood of Hiranuma 1
  14. Hiranuma refreshing park
  15. Hiranuma Elementary School
  16. Nippon-Maru Memorial Park

Naka Ward

  1. Cup of instant noodle museum park
  2. Aka Renga Park (Red Brick Warehouse Park)
  3. Canal Park
  4. Yokohama-shi health welfare synthesis center
  5. Zonohana Park
  6. Yamashita Park
  7. Yamashita-Futo
  8. The Yokohama-shi training center
  9. Yokohama-shi government building
  10. Naka fire department
  11. Honmoku-Futo A breakwater
  12. Honmoku-Futo B breakwater
  13. Yamashita-Cho Koen
  14. All and general high school
  15. Yokohama city minato Red Cross Hospital
  16. Honmoku-Futo D breakwater
  17. The neighborhood of back of Honmoku fishermen's association bus stop
  18. Neighborhood in front of Negishi "Koban" (police box)
  19. Honmoku Citizen Park
  20. Minamihonmoku Wharf

Minami Ward

  1. The neighborhood of Migawa, Fuji Park
  2. Minamiyoshida Elementary School
  3. Hie Elementary School

Hodogaya Ward

  1. The neighborhood of Tenno Bridge

Isogo Ward

  1. Negishi community care plaza
  2. Negishi Elementary School
  3. The neighborhood of Yahatabashi intersection
  4. Isogo fire department
  5. The neighborhood of Shinisogocho
  6. The neighborhood of Isogo Sea zuri facility
  7. Isogo Ward synthesis government building
  8. Byobugaura Elementary School
  9. Isogo sports center

Kanazawa Ward

  1. Yokohama bay side marina
  2. Central Wholesale Market Nambushijo
  3. 1 gokansenenryokuji
  4. The best elementary school in row of trees
  5. Kanazawa factory
  6. chohamasuiroenryokuji
  7. Seaside promenade
  8. Small Shibazaki city park
  9. Marine Park
  10. Eight beauty spots Elementary School
  11. Hakkeijima
  12. Kanazawa Elementary School
  13. Yanagimachi community house
  14. The neighborhood of Nojimakoen crew room
  15. The neighborhood of Yokohama-shi Nojima young people training center
  16. Mutsuura Junior High School

Structure

In response to major tsunami warning, tsunami warning, tsunami advisory announced by the Meteorological Agency, we broadcast emergency information such as tsunami warning, evacuation warning, instructions from outdoor speaker which we installed automatically.
Power supply feeds by stand-alone photovoltaic power generation and battery.

Figure of system image

Figure of tsunami warning transmission system image

Broadcast sound

When major tsunami warning, tsunami warning, tsunami advisory were announced in Tokyo Bay bay, broadcast is carried out by this system. In addition, major tsunami warning performs broadcast (two kinds) depending on expected high tsunami.

Major tsunami warning (expected high 10m <tsunami)

  1. Siren (four times)
    About three seconds (about two seconds Aki)
  2. Broadcast sentence
    "Major tsunami warning, major tsunami warning, major tsunami warning, major tsunami warning"
  3. Siren (four times)
    About three seconds (about two seconds Aki)
  4. Broadcast sentence
    "Huge tsunami comes. Huge tsunami comes."
  5. Siren (four times)
    About three seconds (about two seconds Aki)
  6. Broadcast sentence
    "We evacuate to high place. Evacuation to high place."
  7. Siren (four times)
    About three seconds (about two seconds Aki)
  8. Broadcast sentence
    "Tsunami, tsunami, tsunami" (the first set: English, the second set: Chinese, the third set: Korean)
  9. Siren (four times)
    About three seconds (about two seconds Aki)
  10. Broadcast sentence
    "Evacuation to high place." (the first set: English, the second set: Chinese, the third set: Korean)
  11. Siren (four times) (only as for the third set)
    About three seconds (about two seconds Aki)

※We broadcast 1-10 three sets. In addition, we broadcast words to promote evacuation by different language (English, Chinese, Korean) with each set.
※11 sirens broadcast only with the third set.
Major tsunami warning sound source (expected high 10m <tsunami) (music file (MP3): 7,314KB)

Major tsunami warning (expected high 3m <tsunami <= 10m)

  1. Siren (four times)
    About three seconds (about two seconds Aki)
  2. Broadcast sentence
    "Major tsunami warning, major tsunami warning, major tsunami warning, major tsunami warning"
  3. Siren (four times)
    About three seconds (about two seconds Aki)
  4. Broadcast sentence
    "We evacuate to high place. Evacuation to high place."
  5. Siren (four times)
    About three seconds (about two seconds Aki)
  6. Broadcast sentence
    "Tsunami, tsunami, tsunami" (the first set: English, the second set: Chinese, the third set: Korean)
  7. Siren (four times)
    About three seconds (about two seconds Aki)
  8. Broadcast sentence
    "Evacuation to high place." (the first set: English, the second set: Chinese, the third set: Korean)
  9. Siren (four times) (only as for the third set)
    About three seconds (about two seconds Aki)

※We broadcast 1-8 three sets. In addition, we broadcast words to promote evacuation by different language (English, Chinese, Korean) with each set.
※9 sirens broadcast only with the third set.

Major tsunami warning sound source (expected high 3m <tsunami <= 10m) (music file (MP3): 5,617KB)

Tsunami warning (expected high 1m <tsunami <= 3m)

  1. Siren (twice)
    About five seconds (about six seconds Aki)
  2. Broadcast sentence
    "Tsunami warning, tsunami warning, tsunami warning, tsunami warning"
  3. Siren (twice)
    About five seconds (about six seconds Aki)
  4. Broadcast sentence
    "We evacuate to high place. Evacuation to high place."
  5. Siren (twice)
    About five seconds (about six seconds Aki)
  6. Broadcast sentence
    "Tsunami, tsunami, tsunami" (the first set: English, the second set: Chinese, the third set: Korean)
  7. Siren (twice)
    About five seconds (about six seconds Aki)
  8. Broadcast sentence
    "Evacuation to high place." (the first set: English, the second set: Chinese, the third set: Korean)
  9. We sound siren (twice) (only as for the third set)
    About five seconds (about six seconds Aki)

※We broadcast 1-8 three sets. In addition, we broadcast words to promote evacuation by different language (English, Chinese, Korean) with each set.
※9 sirens broadcast only with the third set.
Tsunami warning sound source (expected high 1m <tsunami <= 3m) (music file (MP3): 5,648KB)

Tsunami advisory (expected high 0.2m <= tsunami <= 1m)

  1. Siren (twice)
    About ten seconds (about two seconds Aki)
  2. Broadcast sentence
    "Tsunami advisory, tsunami advisory, tsunami advisory, tsunami advisory"
  3. Siren (twice)
    About ten seconds (about two seconds Aki)
  4. Broadcast sentence
    "Please stay away from the sea. Please stay away from the sea."
  5. Siren (twice)
    About ten seconds (about two seconds Aki) (only as for the third set)

※We broadcast 1-4 three sets.
※5 sirens broadcast only with the third set.
Tsunami advisory sound source (expected high 0.2m <tsunami <= 1m) (music file (MP3): 4,776KB)

Notice

About simultaneous nationwide communication test of national second warning system (J alert) which country carries out (news)

About simultaneous nationwide communication tests of national second warning system (J alert) which country carries out, please confirm page of disaster prevention speaker.

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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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