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Free Japanese phone number for verification

Receive SMS online with free Japan phone numbers: pick a number, use it for a sign-up or a one-time OTP code, then read the text message here.

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Temp numbers for apps

Each page lists the free numbers that received that app's codes in the last 7 days, by country. Counts are codes sent to Japan numbers this week.

Japan phone number format

Country code
+81
Mobile number length
10 digits after +81
Mobile numbers start with
6, 7, 8, 9
Pattern
e.g. +81 XX-XXXX-XXXX
Mobile networks
Softbank, KDDI, NTT Docomo, Rakuten Communications, Okinawa Cellular

Inside Japan, numbers are dialled with a leading 0; leave it out after +81.

Japanese mobile numbers start with 070, 080 or 090 inside Japan. From abroad, drop the leading 0 and add +81, so 090 becomes +81 90, followed by eight more digits. Any free Japan phone number that appears in the list (country code JP, +81) is public: use it as a temporary Japan phone number for one sign-up.

Private Japan number prices by app

A private number is used by you alone. Its price depends on the app you need the code for:

Prices checked on October 30, 2026. The current price is shown before you pay.

Frequently asked questions

What does a Japan mobile number look like?

It starts with +81, followed by 10 digits that begin with 6, 7, 8, 9, for example +81 XX-XXXX-XXXX.

Can I keep a Japan number?

Not a free one: public numbers come and go. A private Japan number from $0.24 stays yours for the period you buy.

How much is a private Japan number for WhatsApp or Telegram?

It depends on the app. A private Japan number for WhatsApp is from $1.03 and for Telegram is from $0.90. The lowest price, from $0.24, is for Weibo. Prices for every app are listed above.

Which mobile networks do Japan numbers belong to?

Japan mobile number ranges were first given to Softbank, KDDI, NTT Docomo, Rakuten Communications, Okinawa Cellular. People can keep their number when they switch network, so the range only shows where a number started.

Temporary phone numbers in other countries

All free temp numbers by country are on the home page. Below: the most requested countries, marked Popular, and other countries with a page here.