Added JS Library to handle Country based Phone formatting inputs intl-tel-input

plugins/intl-tel-input/js/i18n/ja/interface.js

@@ -0,0 +1,13 @@
+const interfaceTranslations = {
+  selectedCountryAriaLabel: "選択した国",
+  noCountrySelected: "国が選択されていません",
+  countryListAriaLabel: "国のリスト",
+  searchPlaceholder: "検索",
+  zeroSearchResults: "結果が見つかりません",
+  oneSearchResult: "1 件の結果が見つかりました",
+  multipleSearchResults: "${count} 件の結果が見つかりました",
+  // additional countries (not supported by country-list library)
+  ac: "アセンション島",
+  xk: "コソボ"
+};
+export default interfaceTranslations;