Add japanese translations for v4

This PR contains a Japanese translation for v4.
Congratulations on the release of version 1.4.0!

issue: #60

Author: shu-kitamura

src/translations/translations_4.rs

@@ -9,6 +9,7 @@ pub fn reserved_address_translation(language: Language, info: &str) -> String {
     match language {
         Language::EN => format!("Reserved address ({info})"),
         Language::IT => format!("Indirizzo riservato ({info})"),
+        Language::JA => format!("予約済みアドレス ({info})"),
         Language::PT => format!("Endereço reservado ({info})"),
         Language::UK => format!("Зарезервована адреса ({info})"),
         Language::ZH_TW => format!("保留的網路位址 ({info})"),
@@ -20,6 +21,7 @@ pub fn share_feedback_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Share your feedback",
         Language::IT => "Condividi il tuo feedback",
+        Language::JA => "フィードバックを共有",
         Language::ZH_TW => "分享您的意見回饋",
         _ => "Share your feedback",
     }
@@ -30,6 +32,7 @@ pub fn excluded_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Excluded",
         Language::IT => "Esclusi",
+        Language::JA => "除外",
         Language::ZH_TW => "已排除",
         _ => "Excluded",
     }
@@ -39,6 +42,7 @@ pub fn import_capture_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Import capture file",
         Language::IT => "Importa file di cattura",
+        Language::JA => "キャプチャファイルをインポート",
         _ => "Import capture file",
     }
 }
@@ -47,6 +51,7 @@ pub fn select_capture_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Select capture file",
         Language::IT => "Seleziona file di cattura",
+        Language::JA => "キャプチャファイルを選択",
         _ => "Select capture file",
     }
 }
@@ -64,6 +69,11 @@ pub fn reading_from_pcap_translation<'a>(language: Language, file: &str) -> Text
                                 {file_name_translation}: {file}\n\n\
                                 Sei sicuro che il file che hai selezionato non sia vuoto?"
         ),
+        Language::JA => format!(
+            "ファイルからパケットを読み込み中...\n\n\
+                                 {file_name_translation}: {file}\n\n\
+                                 選択したファイルが空でないことを確認しましたか？"
+        ),
         _ => format!(
             "Reading packets from file...\n\n\
                                  {file_name_translation}: {file}\n\n\
@@ -76,6 +86,7 @@ pub fn data_exceeded_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Data threshold exceeded",
         Language::IT => "Soglia di dati superata",
+        Language::JA => "データの閾値を超えました",
         _ => "Data threshold exceeded",
     }
 }
@@ -85,6 +96,7 @@ pub fn bits_exceeded_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Bits threshold exceeded",
         Language::IT => "Soglia di bit superata",
+        Language::JA => "ビットの閾値を超えました",
         _ => "Bits threshold exceeded",
     }
 }
@@ -93,6 +105,7 @@ pub fn bits_exceeded_translation(language: Language) -> &'static str {
 pub fn bits_translation(language: Language) -> &'static str {
     match language {
         Language::EN | Language::IT => "Bits",
+        Language::JA => "ビット",
         _ => "Bits",
     }
 }
@@ -102,6 +115,7 @@ pub fn pause_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Pause",
         Language::IT => "Pausa",
+        Language::JA => "一時停止",
         _ => "Pause",
     }
 }
@@ -111,6 +125,7 @@ pub fn resume_translation(language: Language) -> &'static str {
     match language {
         Language::EN => "Resume",
         Language::IT => "Riprendi",
+        Language::JA => "再開",
         _ => "Resume",
     }
 }