Frequencies to block mobile phone signals in Japan

Japan, cutting-edge country in terms of technology, has several mobile telephone service providers. In this article, we will examine the different operators and the frequencies they currently use in the country. Understanding these frequencies is essential if you want to block mobile phone signals in Japan.

Mobile Telephony Operators in Japan:

• NTT Docomo: NTT Docomo is the largest mobile operator in Japan. It offers wide coverage across the country.
• Softbank: Softbank is another well-established mobile telephony service provider in Japan. It offers mobile telephone and high-speed internet services.
• AT BY KDDI: AU is a subsidiary of KDDI Corporation. This operator offers mobile and high-speed internet services.

Frequencies used in Japan:

In Japan, mobile operators mainly use the following frequency bands:

• Band 1 (2100 MHz): This band is used for 3G and certain 4G services.
• Band 3 (1800 MHz): also used for 3G and certain 4G services.
• Band 8 (900 MHz): mainly used for 2G and 3G.
• Band 19 (800 MHz): used for 4G and certain rural areas.

What frequency band block?

If you want to block mobile phone signals in Japan, it is important to know which frequency bands are used by operators in your specific region. You can consult the information provided by operators or contact their customer service for this detailed information. Once you know the strips used, you can choose a mobile telephony signal jammer capable of blocking these specific frequencies.