81 is the country calling code for Japan.
Japan is a country on the continent of Asia. The capital city of Japan is Tokyo.
How to Call Japan from the UK
To call a telephone number in Japan from the UK:
- Dial the international call prefix. For calls from the UK this is 00 (or '+' from mobile phones).
- Dial the country code for Japan - 81.
- Dial the number of the person/business, omitting the first zero if there is one.
Area Codes and Landlines
In Japan, landline/fixed phone numbers are 10 digits long (including the trunk prefix/leading 0).
The subscriber’s geographic area is indicated by the first digits of the number.
For example, in the Japanese number 03XXXXXXXX, 03 identifies the subscriber as being in Tokyo.
To call a number in Japan from the UK or overseas, dial 00/+, then the country code for Japan (81), followed by the subscriber number without the leading 0, e.g., 00-81-3XXXXXXXX or +81-3XXXXXXXX.
Mobile Telephone Numbers in Japan
In Japan, mobile phone numbers are 11 digits long and start with 070, 080, or 090, e.g., 070XXXXXXXX.
To call a mobile phone number in Japan from the UK or outside the country, dial the international exit call prefix (00/+), the Japan country code (81), and then the subscriber number without the leading 0, e.g., 00-81-70XXXXXXXX or +81-70XXXXXXXX.

Time Difference
When calling Japan from the UK, please note there is a time difference between Japan and the UK.
The time right now in Japan is . The date is .
The current time in the UK is . The date is .
The time difference between Japan and UK (United Kingdom) is 8 hours.
Exchange Rate
The currency used in Japan is the Japanese yen (JPY).
The current exchange rates between the Japanese yen and the British pound (JPY to GBP, GBP to JPY) are:
- 1 Japanese yen (JPY) = 0.0062 GBP
- 1 British pound (GBP) = 161.255 JPY
Exchange rates on this page were last updated on .
Japan – Facts and Figures
According to data from the World Bank, the population of Japan in recent years is:
- 2018 - 126,529,100
- 2017 - 126,785,797
- 2016 - 126,994,511
- 2015 - 127,141,000
- 2014 - 127,276,000
- 2013 - 127,445,000
Map of Japan
The location of Japan is shown on the map below.
