diff --git a/application/locale/ja/LC_MESSAGES/messages.po b/application/locale/ja/LC_MESSAGES/messages.po
index 3ae1ede66..f49fe8ecc 100644
--- a/application/locale/ja/LC_MESSAGES/messages.po
+++ b/application/locale/ja/LC_MESSAGES/messages.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: translations@wavelog.org\n"
 "POT-Creation-Date: 2026-02-19 10:15+0000\n"
-"PO-Revision-Date: 2026-02-15 23:10+0000\n"
+"PO-Revision-Date: 2026-02-19 11:45+0000\n"
 "Last-Translator: \"S.NAKAO(JG3HLX)\" <hlx.nakao@gmail.com>\n"
 "Language-Team: Japanese <https://translate.wavelog.org/projects/wavelog/main-"
 "translation/ja/>\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Weblate 5.15.2\n"
+"X-Generator: Weblate 5.16\n"
 
 #: application/controllers/Accumulated.php:12
 #: application/controllers/Activators.php:13
@@ -12139,7 +12139,7 @@ msgstr "グリッドスクエア"
 
 #: application/views/interface_assets/footer.php:1297
 msgid "Location Lookup failed. Please check browser console."
-msgstr ""
+msgstr "場所の検索に失敗しました。ブラウザのコンソールを確認してください。"
 
 #: application/views/interface_assets/footer.php:1448
 #: application/views/interface_assets/footer.php:1452
@@ -18991,6 +18991,9 @@ msgid ""
 "A single gridsquare was entered into the VUCC gridsquares field which should "
 "contain two or four gridsquares instead of a single grid."
 msgstr ""
+"VUCC グリッドスクエア フィールドに 1 つのグリッドスクエアが入力されましたが、"
+"このフィールドには 1 つのグリッドではなく 2 つまたは 4 つのグリッドスクエアが"
+"含まれている必要があります。"
 
 #: application/views/view_log/qso.php:335
 msgid "Antenna Azimuth"