Be careful of lithium-ion battery fires!

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Page ID1012082 Updated on July 30, 2025

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About Lithium-Ion Batteries

Fires caused by lithium-ion batteries in smartphones, tablets, mobile batteries, and other devices are increasing. In the year 2024, there have been three fires caused by lithium-ion batteries.

[Fire Incident Example]

A "bang" sound was heard from a mobile battery charging on a futon, and upon checking, a flame about 1 meter high was found rising from the charging mobile battery.

As a result of the investigation, it is believed that the lithium-ion battery internally short-circuited, causing it to heat up, expand, rupture, and catch fire.

 

Lithium-ion battery

Precautions When Using Lithium-ion Batteries

To prevent fires caused by lithium-ion batteries, please pay attention to the following points.

  • Do not subject it to external shocks such as drops.
  • Do not use if you notice any abnormalities such as "swelling," "noise," or "odor."
  • Use the product included at the time of purchase or those specified by the manufacturer.
Illustration: Lithium-ion battery image
Lithium-ion battery

Proper Disposal of Lithium-Ion Batteries

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This page is managed by the Inagi City Fire Department Prevention Division

〒206-0802 2111 Higashi-Naganuma, Inagi City, Tokyo (Inagi Fire Station)
Phone number: 042-377-7119 Fax number: 042-377-0119
Contact Us for the Inagi City Fire Department Prevention Division

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