diff --git a/lang/calamares_ja.ts b/lang/calamares_ja.ts
index 3d1a1ab8c..3974281ec 100644
--- a/lang/calamares_ja.ts
+++ b/lang/calamares_ja.ts
@@ -1571,12 +1571,12 @@ The installer will quit and all changes will be lost.</source>
     <message>
         <location filename="../src/modules/partition/gui/PartitionViewStep.cpp" line="221"/>
         <source>Before:</source>
-        <translation type="unfinished"/>
+        <translation>変更前:</translation>
     </message>
     <message>
         <location filename="../src/modules/partition/gui/PartitionViewStep.cpp" line="235"/>
         <source>After:</source>
-        <translation type="unfinished"/>
+        <translation>変更後:</translation>
     </message>
 </context>
 <context>