diff --git a/metadata/jp.gr.java_conf.kumagusu.yml b/metadata/jp.gr.java_conf.kumagusu.yml
deleted file mode 100644
index 9f83849e18..0000000000
--- a/metadata/jp.gr.java_conf.kumagusu.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-Categories:
-  - Writing
-License: GPL-2.0-or-later
-WebSite: https://osdn.jp/projects/kumagusu/
-SourceCode: https://osdn.jp/projects/kumagusu/scm/svn/
-IssueTracker: https://osdn.jp/projects/kumagusu/ticket/
-
-AutoName: Kumagusu
-Description: Take password protected notes.
-
-RepoType: git-svn
-Repo: http://svn.osdn.jp/svnroot/kumagusu;tags=tags;trunk=trunk
-
-Builds:
-  - versionName: '1.14'
-    versionCode: 1
-    disable: cannot find libdialog
-    commit: '1.14'
-    srclibs:
-      - 1:LibDialog@HEAD
-
-AutoUpdateMode: None
-UpdateCheckMode: RepoManifest
-CurrentVersion: '1.19'
-CurrentVersionCode: 119
diff --git a/metadata/jp.gr.java_conf.kumagusu/en-US/summary.txt b/metadata/jp.gr.java_conf.kumagusu/en-US/summary.txt
deleted file mode 100644
index d0ea2925a7..0000000000
--- a/metadata/jp.gr.java_conf.kumagusu/en-US/summary.txt
+++ /dev/null
@@ -1 +0,0 @@
-Take notes
diff --git a/metadata/jp.redmine.redmineclient.yml b/metadata/jp.redmine.redmineclient.yml
index 3fc4f196fc..b53aed1579 100644
--- a/metadata/jp.redmine.redmineclient.yml
+++ b/metadata/jp.redmine.redmineclient.yml
@@ -1,9 +1,12 @@
 Categories:
   - Internet
 License: GPL-2.0-or-later
+AuthorName: indication
+AuthorEmail: indication.next+OpenRedmine@gmail.com
 WebSite: https://indication.github.io/OpenRedmine
 SourceCode: https://github.com/indication/OpenRedmine
 IssueTracker: https://github.com/indication/OpenRedmine/issues
+Translation: https://www.transifex.com/projects/p/openredmine
 Changelog: https://github.com/indication/OpenRedmine/blob/development/OpenRedmine/src/main/res/raw/version.md
 
 AutoName: OpenRedmine
diff --git a/metadata/jp.sawada.np2android.yml b/metadata/jp.sawada.np2android.yml
index 39bbd10398..09f86ec7e9 100644
--- a/metadata/jp.sawada.np2android.yml
+++ b/metadata/jp.sawada.np2android.yml
@@ -1,9 +1,9 @@
 Categories:
   - Games
 License: GPL-2.0-or-later
-WebSite: http://np2android.sf.net
-SourceCode: http://sf.net/p/np2android/code
-IssueTracker: http://sf.net/p/np2android/tickets
+WebSite: https://sourceforge.net/projects/np2android/
+SourceCode: https://sourceforge.net/p/np2android/code/
+IssueTracker: https://sourceforge.net/p/np2android/tickets/
 
 AutoName: Neko Project II for Android
 Description: |-
@@ -16,7 +16,7 @@ Description: |-
     used code of Neko Project II. See [http://sf.net/p/np2android/wiki project wiki]
     for installation instructions.
 
-    The latest version won't work on ARMv7 without NEON support. Unlike Japanese
+    The latest version won’t work on ARMv7 without NEON support. Unlike Japanese
     version, F-Droid build additionally supports mips and ARMv6.
 
 RepoType: git
diff --git a/metadata/jp.sblo.pandora.aGrep.yml b/metadata/jp.sblo.pandora.aGrep.yml
index ca80c36b60..db10592815 100644
--- a/metadata/jp.sblo.pandora.aGrep.yml
+++ b/metadata/jp.sblo.pandora.aGrep.yml
@@ -1,6 +1,8 @@
 Categories:
   - Development
 License: LGPL-2.1-or-later
+AuthorName: Aquamarine Networks
+AuthorEmail: jotaplus.aqua@gmail.com
 SourceCode: https://github.com/jiro-aqua/aGrep
 IssueTracker: https://github.com/jiro-aqua/aGrep/issues
 
diff --git a/metadata/jp.sfjp.webglmol.NDKmol.yml b/metadata/jp.sfjp.webglmol.NDKmol.yml
index d6525aefdc..b1c3b0656c 100644
--- a/metadata/jp.sfjp.webglmol.NDKmol.yml
+++ b/metadata/jp.sfjp.webglmol.NDKmol.yml
@@ -1,7 +1,8 @@
 Categories:
   - Science & Education
 License: GPL-3.0-only
-WebSite: http://webglmol.sourceforge.jp
+AuthorEmail: biochem_fan@users.sourceforge.jp
+WebSite: https://webglmol.sourceforge.jp/
 SourceCode: https://github.com/biochem-fan/NDKmol
 IssueTracker: http://sourceforge.jp/projects/webglmol/forums