<dependency> <groupId>com.googlecode.libphonenumber</groupId> <artifactId>libphonenumber</artifactId> <version>3.6</version> </dependency> String tel = "0451234567"; Phonenumber.PhoneNumber phoneNumber = PHONE_NUMBER_UTIL.parse(tel, "JP"); tel = PHONE_NUMBER_UTIL.format(phoneNumber, PhoneNumberUtil.PhoneNumberFormat.NATIONAL); System.out.println(tel); public class PhoneNumberEditor extends Propert