diff --git a/po/documentation.ja.po b/po/documentation.ja.po
index 097e0dbade1b82403c2390ef7e509b7d71fbd113..359e6aad90cac87523e7a4c868be02a6320b750f 100644
--- a/po/documentation.ja.po
+++ b/po/documentation.ja.po
@@ -4,7 +4,7 @@
 # Jean-No챘l AVILA <jn.avila@free.fr>, 2020.
 #
 msgid ""
-msgstr "Project-Id-Version: git-manpages-l 10n\nReport-Msgid-Bugs-To: jn.avila@free.fr\nPOT-Creation-Date: 2021-10-31 17:03+0100\nPO-Revision-Date: 2021-11-12 16:53+0000\nLast-Translator: yajamon <yajamon.tatsuki@gmail.com>\nLanguage-Team: Japanese\nLanguage: ja\nMIME-Version: 1.0\nContent-Type: text/plain; charset=UTF-8\nContent-Transfer-Encoding: 8bit\nPlural-Forms: nplurals=1; plural=0;\nX-Generator: Weblate 4.9.1-dev\n"
+msgstr "Project-Id-Version: git-manpages-l 10n\nReport-Msgid-Bugs-To: jn.avila@free.fr\nPOT-Creation-Date: 2021-10-31 17:03+0100\nPO-Revision-Date: 2021-11-15 16:49+0000\nLast-Translator: yajamon <yajamon.tatsuki@gmail.com>\nLanguage-Team: Japanese\nLanguage: ja\nMIME-Version: 1.0\nContent-Type: text/plain; charset=UTF-8\nContent-Transfer-Encoding: 8bit\nPlural-Forms: nplurals=1; plural=0;\nX-Generator: Weblate 4.9.1-dev\n"
 
 #. type: Labeled list
 #: en/blame-options.txt:1 en/diff-options.txt:754 en/git-instaweb.txt:45 en/git-mailinfo.txt:49 en/git-mailsplit.txt:35 en/git-repack.txt:128 en/git-status.txt:31
@@ -4009,7 +4009,7 @@ msgstr "--diff-merges=separate"
 #: en/diff-options.txt:66
 #, priority:280
 msgid "This makes merge commits show the full diff with respect to each of the parents. Separate log entry and diff is generated for each parent."
-msgstr ""
+msgstr "�볝굦�ャ굠�듽�곥깯�쇈궦�녈깱�껁깉��걹�뚣걻�뚣겗誤ゃ겓野얇걲�뗥츑�ⓦ겒 diff �믦〃鹽뷩걮�얇걲�귟┴�붵겏�ュ�뗥닪��꺆�겹궓�녈깉�ゃ겏藥�늽�뚨뵟�먦걬�뚣겲�쇻��"
 
 #. type: Labeled list
 #: en/diff-options.txt:67
@@ -4033,7 +4033,7 @@ msgstr "-c"
 #: en/diff-options.txt:76
 #, priority:280
 msgid "With this option, diff output for a merge commit shows the differences from each of the parents to the merge result simultaneously instead of showing pairwise diff between a parent and the result one at a time. Furthermore, it lists only files which were modified from all parents. `-c` implies `-p`."
-msgstr ""
+msgstr "�볝겗�ゃ깤�룔깾�녈굮鵝욜뵪�쇻굥�ⓦ�곥깯�쇈궦�녈깱�껁깉�췥iff�뷴뒟���곮┴�①탳�쒌겗�싥궋�붵겏��량�녴굮訝�佯╉겓1�ㅳ걳�ㅸ〃鹽뷩걲�뗣겗�㎯겘�ゃ걦�곩릢誤ゃ걢�됥겗藥�늽�믡깯�쇈궦永먩옖�ュ릪�귙겓烏①ㅊ�쀣겲�쇻�귙걬�됥겓�곥걲�밤겍��┴�뗣굢鸚됪쎍�뺛굦�잆깢�▲궎�ャ겗�욍걣訝�誤㎬〃鹽뷩걬�뚣겲�쇻�� `-c`��`-p`�믤꼷�녈걮�얇걲��"
 
 #. type: Labeled list
 #: en/diff-options.txt:77