diff --git a/src/languages/ja.js b/src/languages/ja.js
index da688af07..171c3d12b 100644
--- a/src/languages/ja.js
+++ b/src/languages/ja.js
@@ -1,5 +1,5 @@
 export default {
-    languageName: "Japanese",
+    languageName: "日本語",
     checkEverySecond: "{0}秒ごとにチェックします。",
     "Avg.": "平均 ",
     retriesDescription: "サービスがダウンとしてマークされ、通知が送信されるまでの最大リトライ数",
@@ -16,4 +16,93 @@ export default {
     resoverserverDescription: "Cloudflareがデフォルトのサーバーですが、いつでもリゾルバサーバーを変更できます。",
     rrtypeDescription: "監視するRRタイプを選択します",
     pauseMonitorMsg: "一時停止しますか？",
+    Settings: "Settings",
+    Dashboard: "Dashboard",
+    "New Update": "New Update",
+    Language: "Language",
+    Appearance: "Appearance",
+    Theme: "Theme",
+    General: "General",
+    Version: "Version",
+    "Check Update On GitHub": "Check Update On GitHub",
+    List: "List",
+    Add: "Add",
+    "Add New Monitor": "Add New Monitor",
+    "Quick Stats": "Quick Stats",
+    Up: "Up",
+    Down: "Down",
+    Pending: "Pending",
+    Unknown: "Unknown",
+    Pause: "Pause",
+    Name: "Name",
+    Status: "Status",
+    DateTime: "DateTime",
+    Message: "Message",
+    "No important events": "No important events",
+    Resume: "Resume",
+    Edit: "Edit",
+    Delete: "Delete",
+    Current: "Current",
+    Uptime: "Uptime",
+    "Cert Exp.": "Cert Exp.",
+    days: "days",
+    day: "day",
+    "-day": "-day",
+    hour: "hour",
+    "-hour": "-hour",
+    Response: "Response",
+    Ping: "Ping",
+    "Monitor Type": "Monitor Type",
+    Keyword: "Keyword",
+    "Friendly Name": "Friendly Name",
+    URL: "URL",
+    Hostname: "Hostname",
+    Port: "Port",
+    "Heartbeat Interval": "Heartbeat Interval",
+    Retries: "Retries",
+    Advanced: "Advanced",
+    "Upside Down Mode": "Upside Down Mode",
+    "Max. Redirects": "Max. Redirects",
+    "Accepted Status Codes": "Accepted Status Codes",
+    Save: "Save",
+    Notifications: "Notifications",
+    "Not available, please setup.": "Not available, please setup.",
+    "Setup Notification": "Setup Notification",
+    Light: "Light",
+    Dark: "Dark",
+    Auto: "Auto",
+    "Theme - Heartbeat Bar": "Theme - Heartbeat Bar",
+    Normal: "Normal",
+    Bottom: "Bottom",
+    None: "None",
+    Timezone: "Timezone",
+    "Search Engine Visibility": "Search Engine Visibility",
+    "Allow indexing": "Allow indexing",
+    "Discourage search engines from indexing site": "Discourage search engines from indexing site",
+    "Change Password": "Change Password",
+    "Current Password": "Current Password",
+    "New Password": "New Password",
+    "Repeat New Password": "Repeat New Password",
+    "Update Password": "Update Password",
+    "Disable Auth": "Disable Auth",
+    "Enable Auth": "Enable Auth",
+    Logout: "Logout",
+    Leave: "Leave",
+    "I understand, please disable": "I understand, please disable",
+    Confirm: "Confirm",
+    Yes: "Yes",
+    No: "No",
+    Username: "Username",
+    Password: "Password",
+    "Remember me": "Remember me",
+    Login: "Login",
+    "No Monitors, please": "No Monitors, please",
+    "add one": "add one",
+    "Notification Type": "Notification Type",
+    Email: "Email",
+    Test: "Test",
+    "Certificate Info": "Certificate Info",
+    "Resolver Server": "Resolver Server",
+    "Resource Record Type": "Resource Record Type",
+    "Last Result": "Last Result"
 }
diff --git a/src/main.js b/src/main.js
index cdf379981..a77e47ac4 100644
--- a/src/main.js
+++ b/src/main.js
@@ -27,6 +27,7 @@ import en from "./languages/en";
 import zhHK from "./languages/zh-HK";
 import deDE from "./languages/de-DE";
 import fr from "./languages/fr";
+import ja from "./languages/ja";
 
 const routes = [
     {
@@ -94,6 +95,7 @@ const languageList = {
     "zh-HK": zhHK,
     "de-DE": deDE,
     "fr": fr,
+    "ja": ja,
 };
 
 const i18n = createI18n({