Add Japanese (Translated via DeepL)

public/locales/ja.json

@@ -1,17 +1,17 @@
 {
-    "Install": "Install",
-    "Launch": "Launch",
+    "Install": "インストール",
+    "Launch": "打ち上げ",
     "Runners": "Runners",
-    "Langs": "Languages",
-    "Voice": "Voice Pack",
-    "SettingsTitle": "Settings",
-    "GeneralSettings": "General",
-    "Downloading": "Downloading",
-    "Unpack": "Unpacking",
-    "GameDownloaded": "Game was successfully installed",
-    "ApplyPatch": "Applying patch...",
-    "PatchRequired": "Patch required",
-    "PatchRequiredHint": "This game version doesn't have an anti-cheat patch. Please, wait a few days and try again.",
-    "TestPatch": "Apply test patch",
-    "TestPatchHint": "This game version has an anti-cheat patch, but it is in the testing phase. You can wait a few days until it is stable or apply it at your own risk."
+    "Langs": "言語",
+    "Voice": "ボイスパック",
+    "SettingsTitle": "設定",
+    "GeneralSettings": "一般",
+    "Downloading": "ダウンロード中",
+    "Unpack": "開梱",
+    "GameDownloaded": "ゲームのインストールに成功しました",
+    "ApplyPatch": "パッチの適用...",
+    "PatchRequired": "要パッチ",
+    "PatchRequiredHint": "このゲームバージョンにはアンチチートパッチがありません。数日待ってから再度お試しください。",
+    "TestPatch": "テストパッチの適用",
+    "TestPatchHint": "このゲームバージョンにはアンチチートパッチがありますが、テスト段階にあります。安定するまで数日お待ちいただくか、ご自身の責任で適用してください。"
 }