diff -Nru libreoffice-6.0.7/debian/changelog libreoffice-6.0.7/debian/changelog
--- libreoffice-6.0.7/debian/changelog	2019-02-27 20:11:27.000000000 +0900
+++ libreoffice-6.0.7/debian/changelog	2019-04-18 08:07:18.000000000 +0900
@@ -1,3 +1,12 @@
+libreoffice (1:6.0.7-0ubuntu0.18.04.6~ppa1) bionic; urgency=medium
+
+  * debian/patches/new-japanese-era-name.patch:
+    Add new Japanse era name "Reiwa" support which taken from upstream:
+    https://cgit.freedesktop.org/libreoffice/core/commit/?id=cacbb0faef77ae8462de9ff5c7307a6a2e28b2bb
+    https://cgit.freedesktop.org/libreoffice/core/commit/?id=597c5d75b8e72d429e096535334eaac7973455ef
+
+ -- Ikuya Awashiro <ikuya@fruitsbasket.info>  Thu, 18 Apr 2019 08:07:18 +0900
+
 libreoffice (1:6.0.7-0ubuntu0.18.04.5) bionic; urgency=medium
 
   * debian/patches/jdk-11.0.2-javadoc.diff: fix architecture-independent build
diff -Nru libreoffice-6.0.7/debian/patches/new-japanese-era-name.patch libreoffice-6.0.7/debian/patches/new-japanese-era-name.patch
--- libreoffice-6.0.7/debian/patches/new-japanese-era-name.patch	1970-01-01 09:00:00.000000000 +0900
+++ libreoffice-6.0.7/debian/patches/new-japanese-era-name.patch	2019-04-18 08:06:03.000000000 +0900
@@ -0,0 +1,50 @@
+Index: libreoffice-6.0.7/i18npool/source/calendar/calendar_gregorian.cxx
+===================================================================
+--- libreoffice-6.0.7.orig/i18npool/source/calendar/calendar_gregorian.cxx
++++ libreoffice-6.0.7/i18npool/source/calendar/calendar_gregorian.cxx
+@@ -206,10 +206,11 @@ Calendar_hanja::loadCalendar( const OUSt
+ }
+ 
+ static const Era gengou_eraArray[] = {
+-    {1868,  1,  1, 0},
+-    {1912,  7, 30, 0},
+-    {1926, 12, 25, 0},
+-    {1989,  1,  8, 0},
++    {1868,  1,  1, 0},  // Meiji
++    {1912,  7, 30, 0},  // Taisho
++    {1926, 12, 25, 0},  // Showa
++    {1989,  1,  8, 0},  // Heisei
++    {2019,  5,  1, 0},  // Reiwa
+     {0, 0, 0, 0}
+ };
+ Calendar_gengou::Calendar_gengou() : Calendar_gregorian(gengou_eraArray)
+Index: libreoffice-6.0.7/i18npool/source/localedata/data/ja_JP.xml
+===================================================================
+--- libreoffice-6.0.7.orig/i18npool/source/localedata/data/ja_JP.xml
++++ libreoffice-6.0.7/i18npool/source/localedata/data/ja_JP.xml
+@@ -480,6 +480,11 @@
+           <DefaultAbbrvName>平</DefaultAbbrvName>
+           <DefaultFullName>平成</DefaultFullName>
+         </Era>
++        <Era>
++          <EraID>Reiwa</EraID>
++          <DefaultAbbrvName>令</DefaultAbbrvName>
++          <DefaultFullName>令和</DefaultFullName>
++        </Era>
+       </Eras>
+       <StartDayOfWeek>
+         <DayID>sun</DayID>
+Index: libreoffice-6.0.7/svl/source/numbers/zformat.cxx
+===================================================================
+--- libreoffice-6.0.7.orig/svl/source/numbers/zformat.cxx
++++ libreoffice-6.0.7/svl/source/numbers/zformat.cxx
+@@ -3380,6 +3380,9 @@ void SvNumberformat::ImpAppendEraG( OUSt
+         case 4:
+             cEra = 'H';
+             break;
++        case 5:
++            cEra = 'R';
++            break;
+         default:
+             cEra = '?';
+             break;
diff -Nru libreoffice-6.0.7/debian/patches/series libreoffice-6.0.7/debian/patches/series
--- libreoffice-6.0.7/debian/patches/series	2019-02-27 20:06:45.000000000 +0900
+++ libreoffice-6.0.7/debian/patches/series	2019-04-18 08:06:50.000000000 +0900
@@ -42,3 +42,4 @@
 #lp-753627-readd-updated-Ubuntu-brand-palette-colors.diff
 #integraltrans.diff
 hide-startcenter-and-maths-desktop-files.patch
+new-japanese-era-name.patch