diff --git a/doc/source/locale/ja/LC_MESSAGES/community/index.mo b/doc/source/locale/ja/LC_MESSAGES/community/index.mo
index 648c4552fe27..756a059d971b 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/community/index.mo and b/doc/source/locale/ja/LC_MESSAGES/community/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/community/index.po b/doc/source/locale/ja/LC_MESSAGES/community/index.po
index b500f5f1fb84..dbd33a7cd760 100644
--- a/doc/source/locale/ja/LC_MESSAGES/community/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/community/index.po
@@ -21,7 +21,7 @@ msgstr ""
 
 #: ../../source/community/index.rst:5
 msgid "Community"
-msgstr ""
+msgstr "コミュニティ"
 
 #: ../../source/community/index.rst:7
 msgid ""
@@ -36,7 +36,7 @@ msgstr ""
 
 #: ../../source/community/index.rst:16
 msgid "Code of Conduct"
-msgstr ""
+msgstr "行動規範"
 
 #: ../../source/community/index.rst:20
 msgid ""
@@ -49,7 +49,7 @@ msgstr ""
 
 #: ../../source/community/index.rst:32
 msgid "Mailing List"
-msgstr ""
+msgstr "メーリングリスト"
 
 #: ../../source/community/index.rst:34
 msgid ""
diff --git a/doc/source/locale/ja/LC_MESSAGES/contributing/index.mo b/doc/source/locale/ja/LC_MESSAGES/contributing/index.mo
index 648c4552fe27..91711e2106d0 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/contributing/index.mo and b/doc/source/locale/ja/LC_MESSAGES/contributing/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/contributing/index.po b/doc/source/locale/ja/LC_MESSAGES/contributing/index.po
index e41f5bebcc16..9dd19b94f7ee 100644
--- a/doc/source/locale/ja/LC_MESSAGES/contributing/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/contributing/index.po
@@ -21,11 +21,11 @@ msgstr ""
 
 #: ../../source/contributing/index.rst:5
 msgid "How to contribute?"
-msgstr ""
+msgstr "どのように貢献できますか?"
 
 #: ../../source/contributing/index.rst:7
 msgid "There are several ways for users to contribute to GDAL:"
-msgstr ""
+msgstr "GDAL に貢献するためのいくつかの方法があります:"
 
 #: ../../source/contributing/index.rst:9
 msgid ":ref:`contributing code<development>` (bug fixes or enhancements)"
diff --git a/doc/source/locale/ja/LC_MESSAGES/development/index.mo b/doc/source/locale/ja/LC_MESSAGES/development/index.mo
index 648c4552fe27..1be695b4ef8e 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/development/index.mo and b/doc/source/locale/ja/LC_MESSAGES/development/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/development/index.po b/doc/source/locale/ja/LC_MESSAGES/development/index.po
index 9cd0fa90f2ef..81c4425295f4 100644
--- a/doc/source/locale/ja/LC_MESSAGES/development/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/development/index.po
@@ -21,5 +21,5 @@ msgstr ""
 
 #: ../../source/development/index.rst:6
 msgid "Development"
-msgstr ""
+msgstr "開発"
 
diff --git a/doc/source/locale/ja/LC_MESSAGES/download.mo b/doc/source/locale/ja/LC_MESSAGES/download.mo
index c53fd7d41905..62a0780fe6ed 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/download.mo and b/doc/source/locale/ja/LC_MESSAGES/download.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/download.po b/doc/source/locale/ja/LC_MESSAGES/download.po
index b60a941ed11f..678a124572c5 100644
--- a/doc/source/locale/ja/LC_MESSAGES/download.po
+++ b/doc/source/locale/ja/LC_MESSAGES/download.po
@@ -78,7 +78,7 @@ msgstr ""
 
 #: ../../source/download.rst:54
 msgid "Binaries"
-msgstr ""
+msgstr "バイナリ"
 
 #: ../../source/download.rst:56
 msgid ""
@@ -125,7 +125,7 @@ msgstr ""
 
 #: ../../source/download.rst:94
 msgid "Cross-Platform Package Managers"
-msgstr ""
+msgstr "クロスプラットフォームパッケージマネージャ"
 
 #: ../../source/download.rst:99
 msgid "Conda"
diff --git a/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.mo b/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.mo
index 648c4552fe27..32616d852727 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.mo and b/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.po b/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.po
index 71167c4fa605..c1ddb29200d3 100644
--- a/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/drivers/raster/index.po
@@ -21,15 +21,15 @@ msgstr ""
 
 #: ../../source/drivers/raster/index.rst:5
 msgid "Raster drivers"
-msgstr ""
+msgstr "ラスタードライバー"
 
 #: ../../source/drivers/raster/driver_summary.rst:11
 msgid "Short name"
-msgstr ""
+msgstr "短縮名"
 
 #: ../../source/drivers/raster/driver_summary.rst:12
 msgid "Long name"
-msgstr ""
+msgstr "名称"
 
 #: ../../source/drivers/raster/driver_summary.rst:13
 msgid "Creation (1)"
@@ -41,7 +41,7 @@ msgstr ""
 
 #: ../../source/drivers/raster/driver_summary.rst:15
 msgid "Geo-referencing"
-msgstr ""
+msgstr "ジオレファレンス"
 
 #: ../../source/drivers/raster/driver_summary.rst:16
 msgid "Build requirements"
diff --git a/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.mo b/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.mo
index 648c4552fe27..cb75991ee173 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.mo and b/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.po b/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.po
index 7efbeac025a0..aa4d0f8b29e3 100644
--- a/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/drivers/vector/index.po
@@ -21,15 +21,15 @@ msgstr ""
 
 #: ../../source/drivers/vector/index.rst:5
 msgid "Vector drivers"
-msgstr ""
+msgstr "ベクタードライバー"
 
 #: ../../source/drivers/vector/driver_summary.rst:11
 msgid "Short name"
-msgstr ""
+msgstr "短縮名"
 
 #: ../../source/drivers/vector/driver_summary.rst:12
 msgid "Long name"
-msgstr ""
+msgstr "名称"
 
 #: ../../source/drivers/vector/driver_summary.rst:13
 msgid "Creation"
@@ -37,7 +37,7 @@ msgstr ""
 
 #: ../../source/drivers/vector/driver_summary.rst:14
 msgid "Geo-referencing"
-msgstr ""
+msgstr "ジオレファレンス"
 
 #: ../../source/drivers/vector/driver_summary.rst:15
 msgid "Build requirements"
diff --git a/doc/source/locale/ja/LC_MESSAGES/faq.mo b/doc/source/locale/ja/LC_MESSAGES/faq.mo
index b3e64d1f669e..b3b17fe0feea 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/faq.mo and b/doc/source/locale/ja/LC_MESSAGES/faq.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/faq.po b/doc/source/locale/ja/LC_MESSAGES/faq.po
index 5df5aea1ba06..92062ed32916 100644
--- a/doc/source/locale/ja/LC_MESSAGES/faq.po
+++ b/doc/source/locale/ja/LC_MESSAGES/faq.po
@@ -21,7 +21,7 @@ msgstr ""
 
 #: ../../source/faq.rst:5
 msgid "FAQ"
-msgstr ""
+msgstr "FAQ"
 
 #: ../../source/faq.rst:12
 msgid "Contents"
@@ -63,6 +63,9 @@ msgid ""
 "Features which was separated from GDAL. With the GDAL 2.0 release, the "
 "GDAL and OGR components were integrated together."
 msgstr ""
+"OGR は OpenGIS Simple Features にインスパイアされたベクタ"
+"IOライブラリでGDALとは別のものでした。GDAL 2.0 のリリース時に、"
+"GDAL と OGR のコンポーネントは統合されました。"
 
 #: ../../source/faq.rst:30
 msgid "What does OGR stand for?"
@@ -77,6 +80,12 @@ msgid ""
 "meaning of OGR in this name is historical. OGR is also the prefix used "
 "everywhere in the source of the library for class names, filenames, etc."
 msgstr ""
+"OGR は OpenGIS Simple Features Reference Implementationの略称でした。 "
+"ただしOGR はOpenGIS Simple Feature specificationに完全に準拠しておらず、 "
+" 仕様の実装としては承認されていないため"
+"この名前は OGR Simple Features Libraryに変更していました。この名前における"
+"OGR は歴史的な意味しかありません。また OGRはライブラリのソースのあらゆる場所で"
+"クラス名,ファイル名等に利用される接頭語でもあります。"
 
 #: ../../source/faq.rst:35
 msgid "What does CPL stand for?"
@@ -106,10 +115,12 @@ msgid ""
 "In late 1998, Frank Warmerdam started to work as independent professional"
 " on the GDAL/OGR library."
 msgstr ""
+"1998年後半, Frank Warmerdam は独立した専門家として"
+"GDAL/OGR libraryライブラリの仕事を開始しました。"
 
 #: ../../source/faq.rst:47
 msgid "Is GDAL/OGR proprietary software?"
-msgstr "GDAL/OGRはどのライセンスを使用していますか？"
+msgstr "GDAL/OGRはプロプライエタリライセンスのソフトウェアですか？"
 
 #: ../../source/faq.rst:49
 msgid "No, GDAL/OGR is a Free and Open Source Software."
@@ -144,7 +155,7 @@ msgstr "参照 :ref:`software_using_gdal`:"
 
 #: ../../source/faq.rst:72
 msgid "What compiler can I use to build GDAL/OGR?"
-msgstr ""
+msgstr "GDAL/OGRをビルドするためにどのコンパイラを使用できますか？"
 
 #: ../../source/faq.rst:74
 msgid ""
@@ -161,10 +172,12 @@ msgid ""
 "I have a question that's not answered here. Where can I get more "
 "information?"
 msgstr ""
+"ここで回答がされていない質問があります。 そのような場合私はどこで"
+"情報を得ることができますか?"
 
 #: ../../source/faq.rst:81
 msgid "See :ref:`community`"
-msgstr "参照 :ref:`software_using_gdal`:"
+msgstr "参照 :ref:`community`"
 
 #: ../../source/faq.rst:83
 msgid ""
@@ -177,7 +190,7 @@ msgstr ""
 
 #: ../../source/faq.rst:86
 msgid "How do I add support for a new format?"
-msgstr ""
+msgstr "新しいフォーマットのサポートを追加するにはどうすればよいですか？"
 
 #: ../../source/faq.rst:88
 msgid ""
@@ -187,17 +200,17 @@ msgstr ""
 
 #: ../../source/faq.rst:91
 msgid "Is GDAL thread-safe ?"
-msgstr ""
+msgstr "GDALはスレッドセーフですか？"
 
 #: ../../source/faq.rst:93
 msgid "See :ref:`multithreading`"
-msgstr ""
+msgstr "参照 :ref:`multithreading`"
 
 #: ../../source/faq.rst:96
 msgid "How do I cite GDAL ?"
-msgstr ""
+msgstr "GDALをどのように引用すればよいですか？"
 
 #: ../../source/faq.rst:98
 msgid "See `CITATION`_"
-msgstr ""
+msgstr "参照 `CITATION`_"
 
diff --git a/doc/source/locale/ja/LC_MESSAGES/sponsors/index.mo b/doc/source/locale/ja/LC_MESSAGES/sponsors/index.mo
index 648c4552fe27..b486b8221c95 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/sponsors/index.mo and b/doc/source/locale/ja/LC_MESSAGES/sponsors/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/sponsors/index.po b/doc/source/locale/ja/LC_MESSAGES/sponsors/index.po
index c324048dddce..a0280087ecc4 100644
--- a/doc/source/locale/ja/LC_MESSAGES/sponsors/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/sponsors/index.po
@@ -21,7 +21,7 @@ msgstr ""
 
 #: ../../source/sponsors/index.rst:5
 msgid "Sponsors"
-msgstr ""
+msgstr "スポンサー"
 
 #: ../../source/sponsors/index.rst:7
 msgid ""
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/index.mo b/doc/source/locale/ja/LC_MESSAGES/tutorials/index.mo
index 648c4552fe27..8cf05b0c46e6 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/tutorials/index.mo and b/doc/source/locale/ja/LC_MESSAGES/tutorials/index.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/index.po b/doc/source/locale/ja/LC_MESSAGES/tutorials/index.po
index d3a9fc70bba0..7d9d0ba5adeb 100644
--- a/doc/source/locale/ja/LC_MESSAGES/tutorials/index.po
+++ b/doc/source/locale/ja/LC_MESSAGES/tutorials/index.po
@@ -21,27 +21,28 @@ msgstr ""
 
 #: ../../source/tutorials/index.rst:5
 msgid "Tutorials"
-msgstr ""
+msgstr "チュートリアル"
 
 #: ../../source/tutorials/index.rst:8
 msgid "Raster"
-msgstr ""
+msgstr "ラスター"
 
 #: ../../source/tutorials/index.rst:20
 msgid "Multidimensional raster"
-msgstr ""
+msgstr "多次元ラスター"
 
 #: ../../source/tutorials/index.rst:28
 msgid "Vector"
-msgstr ""
+msgstr "ベクター"
 
 #: ../../source/tutorials/index.rst:38
 msgid "Geographic Network Model"
-msgstr ""
+msgstr "ジオグラフィックネットワークモデル"
 
 #: ../../source/tutorials/index.rst:46
 msgid ""
 "Projections and Spatial Reference Systems tutorial (OSR - "
 "OGRSpatialReference)"
 msgstr ""
-
+"投影と空間参照システムチュートリアル (OSR - "
+"OGRSpatialReference)"
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.mo b/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.mo
index 648c4552fe27..fc4cf1d92cb3 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.mo and b/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.po b/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.po
index 3a6059f3e7e6..36c7b7bcd2e0 100644
--- a/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.po
+++ b/doc/source/locale/ja/LC_MESSAGES/tutorials/raster_api_tut.po
@@ -21,11 +21,11 @@ msgstr ""
 
 #: ../../source/tutorials/raster_api_tut.rst:5
 msgid "Raster API tutorial"
-msgstr ""
+msgstr "ラスターAPIチュートリアル"
 
 #: ../../source/tutorials/raster_api_tut.rst:8
 msgid "Opening the File"
-msgstr ""
+msgstr "ファイルを開きます"
 
 #: ../../source/tutorials/raster_api_tut.rst:10
 msgid ""
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.mo b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.mo
index 648c4552fe27..dae9eb475bec 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.mo and b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.po b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.po
index ddb30eada8ec..4539c608b248 100644
--- a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.po
+++ b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_api_tut.po
@@ -21,7 +21,7 @@ msgstr ""
 
 #: ../../source/tutorials/vector_api_tut.rst:5
 msgid "Vector API tutorial"
-msgstr ""
+msgstr "ベクターAPIチュートリアル"
 
 #: ../../source/tutorials/vector_api_tut.rst:7
 msgid ""
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.mo b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.mo
index 648c4552fe27..185b3fd71af3 100644
Binary files a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.mo and b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.mo differ
diff --git a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.po b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.po
index 3508256e2c33..215da469f6b0 100644
--- a/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.po
+++ b/doc/source/locale/ja/LC_MESSAGES/tutorials/vector_driver_tut.po
@@ -21,7 +21,7 @@ msgstr ""
 
 #: ../../source/tutorials/vector_driver_tut.rst:5
 msgid "Vector driver implementation tutorial"
-msgstr ""
+msgstr "ベクタードライバー実装チュートリアル"
 
 #: ../../source/tutorials/vector_driver_tut.rst:10
 msgid "Overall Approach"