diff --git a/components/Header/index.tsx b/components/Header/index.tsx
index 94916cc0..f5343371 100644
--- a/components/Header/index.tsx
+++ b/components/Header/index.tsx
@@ -519,7 +519,7 @@ const Header = () => {
             <DropdownMenuItem className="MenuItem">
               <Link href="/new">
                 <a onClick={(e: React.MouseEvent) => handleNewParty(e, '/new')}>
-                  New party
+                  {t('menu.new')}
                 </a>
               </Link>
             </DropdownMenuItem>
@@ -530,13 +530,13 @@ const Header = () => {
               className="MenuItem"
               onClick={() => setLoginModalOpen(true)}
             >
-              <span>Log in</span>
+              <span>{t('menu.login')}</span>
             </DropdownMenuItem>
             <DropdownMenuItem
               className="MenuItem"
               onClick={() => setSignupModalOpen(true)}
             >
-              <span>Sign up</span>
+              <span>{t('menu.signup')}</span>
             </DropdownMenuItem>
           </DropdownMenuGroup>
         </>
diff --git a/public/locales/en/common.json b/public/locales/en/common.json
index c1c96ef5..c73f5d21 100644
--- a/public/locales/en/common.json
+++ b/public/locales/en/common.json
@@ -304,6 +304,7 @@
     "login": "Log in",
     "roadmap": "Roadmap",
     "profile": "Your profile",
+    "new": "New party",
     "saved": "Saved",
     "settings": "Settings",
     "signup": "Sign up",
diff --git a/public/locales/ja/common.json b/public/locales/ja/common.json
index 083133e3..92602cc9 100644
--- a/public/locales/ja/common.json
+++ b/public/locales/ja/common.json
@@ -305,6 +305,7 @@
     "login": "ログイン",
     "profile": "プロフィール",
     "roadmap": "ロードマップ",
+    "new": "新しい編成",
     "saved": "保存した編成",
     "settings": "アカウント設定",
     "signup": "登録",