diff --git a/gradle.properties b/gradle.properties
index 23d4136..791e9a4 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 ## Core
 
-VERSION = 0.7.0.4
+VERSION = 0.7.0.5
 
 # dependencies
 
diff --git a/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java b/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
index d94b461..ad433d0 100644
--- a/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
+++ b/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
@@ -4,6 +4,6 @@ package cc.sukazyo.cono.morny;
  * the final field that will be updated by gradle automatically.
  */
 public class GradleProjectConfigures {
-	public static final String VERSION = "0.7.0.4";
-	public static final long COMPILE_TIMESTAMP = 1648890683777L;
+	public static final String VERSION = "0.7.0.5";
+	public static final long COMPILE_TIMESTAMP = 1652944218716L;
 }
diff --git a/src/main/java/cc/sukazyo/cono/morny/bot/command/MornyCommands.java b/src/main/java/cc/sukazyo/cono/morny/bot/command/MornyCommands.java
index 450db41..7c72538 100644
--- a/src/main/java/cc/sukazyo/cono/morny/bot/command/MornyCommands.java
+++ b/src/main/java/cc/sukazyo/cono/morny/bot/command/MornyCommands.java
@@ -61,6 +61,7 @@ public class MornyCommands {
 		register(
 				new ON(),
 				new Hello(),
+				new HelloOnStart(),
 				new GetUsernameAndId(),
 				new EventHack(),
 				new Nbnhhsh(),
@@ -180,6 +181,7 @@ public class MornyCommands {
 		@Nonnull @Override public String getDescription () { return "打招呼"; }
 		@Override public void execute (@Nonnull InputCommand command, @Nonnull Update event) { onCommandHelloExec(event); }
 	}
+	private static class HelloOnStart implements ISimpleCommand { @Nonnull @Override public String getName () { return "/start"; }@Nullable @Override public String[] getAliases () { return new String[0]; }@Override public void execute (@Nonnull InputCommand command, @Nonnull Update event) { onCommandHelloExec(event); }}
 	private static void onCommandHelloExec (@Nonnull Update event) {
 		MornyCoeur.extra().exec(new SendSticker(
 						event.message().chat().id(),
@@ -265,12 +267,12 @@ public class MornyCommands {
 								- <code>%s</code>
 								- <code>%s</code>
 								- <code>%s</code>
-								- <code>%d</code> cores
 								java runtime:
 								- <code>%s</code>
 								- <code>%s</code>
 								vm memory:
 								- <code>%d</code> / <code>%d</code> MB
+								- <code>%d</code> cores
 								coeur version:
 								- <code>%s</code>
 								- <code>%s</code>
@@ -283,15 +285,15 @@ public class MornyCommands {
 								- [<code>%d</code>]""",
 						// system
 						escapeHtml(hostname),
-						escapeHtml(System.getProperty("os.name")),
+						escapeHtml(String.format("%s (%s)", System.getProperty("os.name"), System.getProperty("os.arch"))),
 						escapeHtml(System.getProperty("os.version")),
-						Runtime.getRuntime().availableProcessors(),
 						// java
-						escapeHtml(System.getProperty("java.vm.name")),
-						escapeHtml(System.getProperty("java.version")),
+						escapeHtml(System.getProperty("java.vm.vendor")+"."+System.getProperty("java.vm.name")),
+						escapeHtml(System.getProperty("java.vm.version")),
 						// memory
 						Runtime.getRuntime().totalMemory() / 1024 / 1024,
 						Runtime.getRuntime().maxMemory() / 1024 / 1024,
+						Runtime.getRuntime().availableProcessors(),
 						// version
 						escapeHtml(MornySystem.VERSION),
 						escapeHtml(MornySystem.getJarMd5()),