diff --git a/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs b/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
index 565ad5b..1615bb6 100644
--- a/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
+++ b/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
@@ -452,6 +452,21 @@ private static string GetCardUrl(string url)
             return UrlBookToCard().Replace(url, "$1card$2$3");
         }
 
+        private SplittedLineBuilder ParagraphLineBuilder = new SplittedLineBuilder();
+        private SplittedLineBuilder ScriptLineLineBuilder = new SplittedLineBuilder();
+
+
+        
+        /// <summary>
+        /// ある要素のChildrenに応じた処理を行います。
+        /// </summary>
+        /// <param name="element">処理を行う要素</param>
+        internal void ProcessChildren(IElement element)
+        {
+            
+        }
+
+
         [System.Text.RegularExpressions.GeneratedRegex(@"(https://www\.aozora\.gr\.jp/cards/\d{6}/)files/(\d{1,})_\d{1,}(\.html)")]
         private static partial System.Text.RegularExpressions.Regex UrlBookToCard();
 
diff --git a/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs b/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs
index 31c5876..251e2af 100644
--- a/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs
+++ b/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs
@@ -5,37 +5,91 @@
 using KoeBook.Epub.Services;
 using System.Runtime.CompilerServices;
 using System.Linq;
+using System.Net.Http;
 
 namespace KoeBook.Test.Epub;
 
 public class ScrapingAozoraServiceTest
 {
-        private static readonly EpubDocument EmptySingleParagraph = new EpubDocument("", "", "", Guid.NewGuid()) { Chapters = [new Chapter() { Sections = [new Section("") { Elements = [new Paragraph()] }] }] };
+    private static readonly EpubDocument EmptySingleParagraph = new EpubDocument("", "", "", Guid.NewGuid()) { Chapters = [new Chapter() { Sections = [new Section("") { Elements = [new Paragraph()] }] }] };
 
-        public static object[][] TestCases()
+    public static object[][] ProcessChildrenTestCases()
+    {
+        (string, EpubDocument, EpubDocument)[] cases = [
+            // レイアウト
+            // 1.1 改丁
+            (ToMainText(@"<span class=""notes"">［＃改丁］</span>"), EmptySingleParagraph , new EpubDocument("", "", "", Guid.NewGuid()) { Chapters = [new Chapter() { Sections = [new Section("") { Elements = [new Paragraph() { Text = "［＃改丁］", ScriptLine = new Core.Models.ScriptLine("", "", "") }] }] }] }),
+        ];
+        return cases.Select(c => new object[] { c.Item1, c.Item2 }).ToArray();
+    }
+
+    /// <summary>
+    /// を"<div class = \"main_text\"></div>"で囲む
+    /// </summary>
+    /// <param name="text">divタグで囲むhtmlの要素</param>
+    /// <returns>divタグで囲まれた<paramref name="text"/></returns>
+    private static string ToMainText(string text)
+    {
+        return @$"<div class = ""main_text"">{text}</div>";
+    }
+
+    [Theory]
+    [MemberData(nameof(ProcessChildrenTestCases))]
+    public async void ProcessChildrenTest(string html, EpubDocument initial, EpubDocument expexted)
+    {
+        var config = Configuration.Default.WithDefaultLoader();
+        using var context = BrowsingContext.New(config);
+        var doc = await context.OpenAsync(request => request.Content(html));
+        var mainText = doc.QuerySelector(".main_text");
+        var scraper = new ScrapingAozoraService(new SplitBraceService(), new ScrapingClientService(new httpClientFactory(), TimeProvider.System));
+        scraper._document() = initial;
+
+        scraper.ProcessChildren(mainText);
+
+        Assert.True(HaveSmaeText(scraper._document(), expexted));
+    }
+
+    /// <summary>
+    /// 2つのEpubdocumentの内容(Guidを除く)内容が一致するかを判定する。
+    /// </summary>
+    /// <param name="document">比較するEpubdocument</param>
+    /// <param name="comparison">比較するEpubdocument</param>
+    /// <returns></returns>
+    private static bool HaveSmaeText(EpubDocument document, EpubDocument comparison)
+    {
+        bool same = true;
+
+        same = (document.Title == comparison.Title);
+        same = (document.Author == comparison.Author);
+        same = (document.CssClasses == comparison.CssClasses);
+
+        foreach ((Chapter selfChapter, Chapter comparisonChapter) in document.Chapters.Zip(comparison.Chapters))
         {
-            (string, EpubDocument, EpubDocument)[] cases = [
-                // レイアウト
-                // 1.1 改丁
-                (ToMainText(@"<span class=""notes"">［＃改丁］</span>"), EmptySingleParagraph , new EpubDocument("", "", "", Guid.NewGuid()) { Chapters = [new Chapter() { Sections = [new Section("") { Elements = [new Paragraph() { Text = "［＃改丁］", ScriptLine = new Core.Models.ScriptLine("", "", "") }] }] }] }),
-            ];
-            return cases.Select(c => new object[] { c.Item1, c.Item2 }).ToArray();
+            same = (selfChapter.Title == comparisonChapter.Title);
+
+            foreach ((Section selfSection, Section comparisonSection) in selfChapter.Sections.Zip(comparisonChapter.Sections))
+            {
+                same = (selfSection.Title == comparisonSection.Title);
+
+                same = selfSection.Elements.Equals(comparisonSection.Elements);
+            }
         }
 
-        /// <summary>
-        /// を"<div class = \"main_text\"></div>"で囲む
-        /// </summary>
-        /// <param name="text">divタグで囲むhtmlの要素</param>
-        /// <returns>divタグで囲まれた<paramref name="text"/></returns>
-        private static string ToMainText(string text)
+        return same;
+    }
+
+    internal class httpClientFactory : IHttpClientFactory
+    {
+        public HttpClient CreateClient(string name)
         {
-            var builder = new StringBuilder();
-            builder.Append(@"<div class = ""main_text"">");
-            builder.Append(text);
-            builder.Append("</div>");
-            return builder.ToString();
+            return httpClient;
         }
 
+        private static readonly HttpClient httpClient = new HttpClient();
+
+    }
+
+
     [Theory]
     [InlineData("", "")]
     public async Task TextProcess(string input, string expected)
@@ -87,4 +141,7 @@ file static class ScrapingAozora
 
     [UnsafeAccessor(UnsafeAccessorKind.StaticMethod)]
     public static extern (List<int> contentsIds, bool hasChapter, bool hasSection) LoadToc(ScrapingAozoraService? _, IDocument doc, EpubDocument epubDocument);
+
+    [UnsafeAccessor(UnsafeAccessorKind.Field)]
+    public static extern ref EpubDocument _document(this ScrapingAozoraService scraper);
 }