diff -Nru mozc-2.26.4220.100+dfsg/debian/changelog mozc-2.26.4220.100+dfsg/debian/changelog
--- mozc-2.26.4220.100+dfsg/debian/changelog	2021-03-16 10:57:03.000000000 +0000
+++ mozc-2.26.4220.100+dfsg/debian/changelog	2021-03-23 00:49:52.000000000 +0000
@@ -1,3 +1,10 @@
+mozc (2.26.4220.100+dfsg-4ubuntu3) hirsute; urgency=medium
+
+  * debian/control, debian/rules:
+    - Drop obsolete handwriting dependencies (LP: #1920775)
+
+ -- Gunnar Hjalmarsson <gunnarhj@ubuntu.com>  Tue, 23 Mar 2021 01:49:52 +0100
+
 mozc (2.26.4220.100+dfsg-4ubuntu2) hirsute; urgency=medium
 
   * Revert the previous change, it's not working as expected, we got
diff -Nru mozc-2.26.4220.100+dfsg/debian/control mozc-2.26.4220.100+dfsg/debian/control
--- mozc-2.26.4220.100+dfsg/debian/control	2021-02-28 12:38:42.000000000 +0000
+++ mozc-2.26.4220.100+dfsg/debian/control	2021-03-23 00:48:34.000000000 +0000
@@ -1,7 +1,8 @@
 Source: mozc
 Section: utils
 Priority: optional
-Maintainer: Nobuhiro Iwamatsu <iwamatsu@debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Nobuhiro Iwamatsu <iwamatsu@debian.org>
 Build-Depends:
  debhelper-compat (= 13),
  dh-exec,
@@ -17,7 +18,6 @@
  qtbase5-dev,
  libqwt-qt5-dev,
  libgwengui-qt5-dev,
- libzinnia-dev,
  libuim-dev,
  fcitx-libs-dev,
  libfcitx5utils-dev,
@@ -64,8 +64,7 @@
  ${shlibs:Depends},
  mozc-data,
  mozc-server (= ${binary:Version}),
- ibus (>= 1.2),
- tegaki-zinnia-japanese
+ ibus (>= 1.2)
 Recommends: mozc-utils-gui (= ${binary:Version})
 Description: Mozc engine for IBus - Client of the Mozc input method
  IBus is an Intelligent Input Bus. It is a new input framework for Linux OS.
@@ -110,8 +109,7 @@
  fcitx-data,
  fcitx-modules,
  mozc-server (= ${binary:Version}),
- fcitx-mozc-data,
- tegaki-zinnia-japanese
+ fcitx-mozc-data
 Recommends:
  fcitx,
  mozc-utils-gui (= ${binary:Version})
@@ -201,8 +199,7 @@
 Depends:
  ${misc:Depends},
  ${shlibs:Depends},
- mozc-data,
- tegaki-zinnia-japanese
+ mozc-data
 Recommends: mozc-server (= ${binary:Version})
 Suggests: ibus-qt5
 Description: GUI utilities of the Mozc input method
diff -Nru mozc-2.26.4220.100+dfsg/debian/rules mozc-2.26.4220.100+dfsg/debian/rules
--- mozc-2.26.4220.100+dfsg/debian/rules	2021-02-28 12:38:42.000000000 +0000
+++ mozc-2.26.4220.100+dfsg/debian/rules	2021-03-23 00:40:32.000000000 +0000
@@ -35,14 +35,14 @@
 build_static_link:
 	cd src; \
 	sed -i -e "s@-lprotobuf@/usr/lib/$(DEB_BUILD_MULTIARCH)/libprotobuf.a -latomic@g" protobuf/protobuf.gyp; \
-	GYP_DEFINES="use_libprotobuf=1 use_libzinnia=1 use_libabseil=1" python3 build_mozc.py gyp \
+	GYP_DEFINES="use_libprotobuf=1 use_libabseil=1" python3 build_mozc.py gyp \
 		--gypdir=/usr/bin --target_platform=Linux --verbose ; \
 	python3 build_mozc.py build $(TARGET_STATIC) -c Release ;\
 	mv out_linux out_linux_static
 
 build_dynamic_link:
 	cd src ; \
-	GYP_DEFINES="use_libprotobuf=1 use_libzinnia=1 use_libabseil=1" python3 build_mozc.py gyp \
+	GYP_DEFINES="use_libprotobuf=1 use_libabseil=1" python3 build_mozc.py gyp \
 		--gypdir=/usr/bin --target_platform=Linux --verbose ; \
 	python3 build_mozc.py build $(TARGETS)  -c Release 
 	cd src ; \