In cases where a disaster involving an area of a municipality has occurred or is imminent, when the mayor of a municipality finds it necessary for implementing emergency measures, the mayor may ask the prefectural governor to issue a call under Article 83, paragraph (1) of the Self-Defense Forces Act (referred to as "call" in the following paragraph). In this case, the mayor of a municipality may notify the Minister of Defense or the person designated by the Minister to that effect and regarding the conditions of the disaster involving an area of the municipality.
When unable to ask as prescribed in the preceding paragraph, the mayor of a municipality may notify the Minister of Defense or a person designated by the Minister to that effect and regarding the conditions of the disaster involving an area of the municipality. In this case, the Minister of Defense or the person designated by the Minister, having been notified as described above and finding there to be particular urgency and no time to wait for a call in light of the condition, may dispatch the units prescribed in Article 8 of the Self-Defense Forces Act for the protection of life and property without waiting for a Call.
When the mayor of a municipality has made the notification set forth in the preceding two paragraphs, the mayor must promptly notify the prefectural governor to that effect.
市町村長は、前二項の通知をしたときは、速やかに、その旨を都道府県知事に通知しなければならない。
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disastermachine translation
「災害」
Damage caused by a storm, tornado, heavy rain or snow, flood, slope failure, debris flow, storm surge, earthquake, tsunami, soil liquefaction, volcanic eruption, landslide or other abnormal natural phenomenon, or by a large fire or explosion or another cause that a Cabinet Order (政令) specifies as causing damage on a similar scale.
Defined inArticle 2, paragraph (1), item (i)· applies throughout the law
emergency measures
「応急措置」
Fire-fighting, flood fighting, rescue and other emergency measures needed to fend off a disaster or stop it from spreading.
Short name set inArticle 62, paragraph (1)
call
「要請」
In Article 68-3, paragraph (2), a request under Article 83, paragraph (1) of the Self-Defense Forces Act, which the mayor of a municipality may ask the prefectural governor to make.
Short name set inArticle 68-3, paragraph (1)· applies only in this provision and in Article 68-3, paragraph (2)