diff --git a/src/main/resources/templates/fragments/navbar.html b/src/main/resources/templates/fragments/navbar.html
index 987b6d0e..00540311 100644
--- a/src/main/resources/templates/fragments/navbar.html
+++ b/src/main/resources/templates/fragments/navbar.html
@@ -179,6 +179,9 @@
                             <a class="dropdown-item lang_dropdown-item" href="" data-language-code="ko_KR">
                                 <img src="images/flags/kr.svg" alt="icon" width="20" height="15"> 한국어
                             </a>
+                            <a class="dropdown-item lang_dropdown-item" href="" data-language-code="ja_JP">
+                                <img src="images/flags/jp.svg" alt="icon" width="20" height="15"> 日本語
+                            </a>
                         </div>
                     </li>