How do mainlanders who want to travel to Japan call?

If he is abroad and you are at home, just call him directly;

If you are abroad and the person you need to call is at home, just use TouchPal. Add "+86" (China area code) before dialing.

If both of them are abroad, it is recommended to install an Internet phone, and TouchPal phone is recommended. Add "+86" (China area code) before dialing.