diff --git a/pom.xml b/pom.xml
index e901844..26c7fc7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -93,25 +93,11 @@
         <artifactId>maven-release-plugin</artifactId>
         <version>2.5.3</version>
         <configuration>
-          <!-- mvn release:profileで何をするか -->
           <releaseProfiles>deploy</releaseProfiles>
-          <!-- Gitのタグ名をどうするか  -->
-          <!-- 『@{project.version}』にpomのバージョン番号がはいる（1.0.1など） -->
           <tagNameFormat>v@{project.version}</tagNameFormat>
         </configuration>
       </plugin>
 
-      <!-- Allows the example to be run via 'mvn compile exec:java' -->
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>exec-maven-plugin</artifactId>
-        <version>1.6.0</version>
-        <configuration>
-          <mainClass>osm.jp.gpx.ImportPicture</mainClass>
-          <includePluginDependencies>false</includePluginDependencies>
-        </configuration>
-      </plugin>
-
     </plugins>
   </build>
   
diff --git a/pom.xml.releaseBackup b/pom.xml.releaseBackup
new file mode 100644
index 0000000..446da37
--- /dev/null
+++ b/pom.xml.releaseBackup
@@ -0,0 +1,117 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>osm.surveyor</groupId>
+  <artifactId>AdjustTime</artifactId>
+  <version>5.3-SNAPSHOT</version>
+  <scm>
+    <connection>scm:git:http://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git</connection>
+    <url>http://surveyor.mydns.jp/gitbucket/yuu/AdjustTime/wiki</url>
+    <developerConnection>scm:git:http://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git</developerConnection>
+  </scm>
+  
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <java.version>1.8</java.version>
+    <maven.compiler.source>${java.version}</maven.compiler.source>
+    <maven.compiler.target>${java.version}</maven.compiler.target>
+    <gpg.skip>true</gpg.skip>
+  </properties>
+    
+  <repositories>
+    <repository>
+      <id>haya4</id>
+      <name>Hayashi Repository</name>
+      <url>http://surveyor.mydns.jp/archiva/repository/haya4/</url>
+      <releases>
+        <enabled>true</enabled>
+      </releases>
+      <snapshots>
+        <enabled>false</enabled>
+      </snapshots>
+    </repository>
+  </repositories>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-imaging</artifactId>
+      <version>1.0-alpha1</version>
+      <type>jar</type>
+    </dependency>
+    
+    <!-- for JUnit test -->
+    <dependency>
+      <groupId>org.hamcrest</groupId>
+      <artifactId>hamcrest-core</artifactId>
+      <version>2.2</version>
+      <scope>test</scope>
+      <type>jar</type>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.12</version>
+      <scope>test</scope>
+      <type>jar</type>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-compress</artifactId>
+      <version>1.14</version>
+      <scope>test</scope>
+      <type>jar</type>
+    </dependency>
+  </dependencies>
+  
+  <build>
+    <defaultGoal>install</defaultGoal>
+
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <source>${java.version}</source>
+          <target>${java.version}</target>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-resources-plugin</artifactId>
+        <version>3.1.0</version>
+        <configuration>
+          <encoding>UTF-8</encoding>
+        </configuration>
+      </plugin>
+      
+      <!-- mvn release:prepare -->
+      <!-- mvn release:perform -->
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-release-plugin</artifactId>
+        <version>2.5.3</version>
+        <configuration>
+          <!-- mvn release:profileで何をするか -->
+          <releaseProfiles>deploy</releaseProfiles>
+          <!-- Gitのタグ名をどうするか  -->
+          <!-- 『@{project.version}』にpomのバージョン番号がはいる（1.0.1など） -->
+          <tagNameFormat>v@{project.version}</tagNameFormat>
+        </configuration>
+      </plugin>
+
+      <!-- Allows the example to be run via 'mvn compile exec:java' -->
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>exec-maven-plugin</artifactId>
+        <version>1.6.0</version>
+        <configuration>
+          <mainClass>osm.jp.gpx.ImportPicture</mainClass>
+          <includePluginDependencies>false</includePluginDependencies>
+        </configuration>
+      </plugin>
+
+    </plugins>
+  </build>
+  
+</project>
\ No newline at end of file
diff --git a/release.properties b/release.properties
new file mode 100644
index 0000000..cb99f79
--- /dev/null
+++ b/release.properties
@@ -0,0 +1,18 @@
+#release configuration
+#Wed May 06 12:28:11 JST 2020
+scm.tagNameFormat=v@{project.version}
+scm.tag=v5.3.1
+pushChanges=true
+scm.url=scm\:git\:http\://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git
+preparationGoals=clean verify
+project.scm.osm.surveyor\:AdjustTime.connection=scm\:git\:http\://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git
+remoteTagging=true
+projectVersionPolicyId=default
+scm.commentPrefix=[maven-release-plugin] 
+project.scm.osm.surveyor\:AdjustTime.tag=HEAD
+project.scm.osm.surveyor\:AdjustTime.url=http\://surveyor.mydns.jp/gitbucket/yuu/AdjustTime/wiki
+project.dev.osm.surveyor\:AdjustTime=5.3.2-SNAPSHOT
+project.rel.osm.surveyor\:AdjustTime=5.3.1
+exec.snapshotReleasePluginAllowed=false
+completedPhase=end-release
+project.scm.osm.surveyor\:AdjustTime.developerConnection=scm\:git\:http\://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git