diff --git a/NineChroniclesUtilBackend.Store/NineChroniclesUtilBackend.Store.csproj b/NineChroniclesUtilBackend.Store/NineChroniclesUtilBackend.Store.csproj
new file mode 100644
index 00000000..7947ef65
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/NineChroniclesUtilBackend.Store.csproj
@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk.Worker">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <UserSecretsId>dotnet-NineChroniclesUtilBackend.Store-bccda56f-4d38-484b-ab03-ebb26065c837</UserSecretsId>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
+    <PackageReference Include="Lib9c" Version="1.8.0-dev.4e2f5d9bfed5366a94e67b88c4b0e7171c0cd0d6" />
+    <PackageReference Include="Libplanet" Version="4.1.0-dev.20242745721" />
+  </ItemGroup>
+</Project>
diff --git a/NineChroniclesUtilBackend.Store/Program.cs b/NineChroniclesUtilBackend.Store/Program.cs
new file mode 100644
index 00000000..1dc7b948
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/Program.cs
@@ -0,0 +1,7 @@
+using NineChroniclesUtilBackend.Store;
+
+var builder = Host.CreateApplicationBuilder(args);
+builder.Services.AddHostedService<Worker>();
+
+var host = builder.Build();
+host.Run();
diff --git a/NineChroniclesUtilBackend.Store/Properties/launchSettings.json b/NineChroniclesUtilBackend.Store/Properties/launchSettings.json
new file mode 100644
index 00000000..8efeb70e
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/Properties/launchSettings.json
@@ -0,0 +1,12 @@
+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "NineChroniclesUtilBackend.Store": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "environmentVariables": {
+        "DOTNET_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}
diff --git a/NineChroniclesUtilBackend.Store/Worker.cs b/NineChroniclesUtilBackend.Store/Worker.cs
new file mode 100644
index 00000000..1ff95278
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/Worker.cs
@@ -0,0 +1,23 @@
+namespace NineChroniclesUtilBackend.Store;
+
+public class Worker : BackgroundService
+{
+    private readonly ILogger<Worker> _logger;
+
+    public Worker(ILogger<Worker> logger)
+    {
+        _logger = logger;
+    }
+
+    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+    {
+        while (!stoppingToken.IsCancellationRequested)
+        {
+            if (_logger.IsEnabled(LogLevel.Information))
+            {
+                _logger.LogInformation("Worker running at: {time}", DateTimeOffset.Now);
+            }
+            await Task.Delay(1000, stoppingToken);
+        }
+    }
+}
diff --git a/NineChroniclesUtilBackend.Store/appsettings.Development.json b/NineChroniclesUtilBackend.Store/appsettings.Development.json
new file mode 100644
index 00000000..69017646
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/appsettings.Development.json
@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  }
+}
diff --git a/NineChroniclesUtilBackend.Store/appsettings.json b/NineChroniclesUtilBackend.Store/appsettings.json
new file mode 100644
index 00000000..69017646
--- /dev/null
+++ b/NineChroniclesUtilBackend.Store/appsettings.json
@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  }
+}
diff --git a/NineChroniclesUtilBackend.sln b/NineChroniclesUtilBackend.sln
index 08c079b7..2d78a670 100644
--- a/NineChroniclesUtilBackend.sln
+++ b/NineChroniclesUtilBackend.sln
@@ -1,10 +1,12 @@
-
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.0.31903.59
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NineChroniclesUtilBackend", "NineChroniclesUtilBackend\NineChroniclesUtilBackend.csproj", "{1909E492-D010-4FB5-BC4B-DEF73025C41E}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NineChroniclesUtilBackend.Store", "NineChroniclesUtilBackend.Store\NineChroniclesUtilBackend.Store.csproj", "{462CDFD3-650B-46A7-A937-8E3BCE7E527C}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -18,5 +20,9 @@ Global
 		{1909E492-D010-4FB5-BC4B-DEF73025C41E}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{1909E492-D010-4FB5-BC4B-DEF73025C41E}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{1909E492-D010-4FB5-BC4B-DEF73025C41E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{462CDFD3-650B-46A7-A937-8E3BCE7E527C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{462CDFD3-650B-46A7-A937-8E3BCE7E527C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{462CDFD3-650B-46A7-A937-8E3BCE7E527C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{462CDFD3-650B-46A7-A937-8E3BCE7E527C}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal