diff --git a/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs b/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
index f8df995..6a71e12 100644
--- a/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
+++ b/Epub/KoeBook.Epub/Services/ScrapingAozoraService.cs
@@ -3,6 +3,7 @@
 using AngleSharp.Html.Dom;
 using AngleSharp.Io;
 using KoeBook.Core;
+using KoeBook.Core.Utilities;
 using KoeBook.Epub.Contracts.Services;
 using KoeBook.Epub.Models;
 using Microsoft.Extensions.DependencyInjection;
@@ -15,6 +16,8 @@ public partial class ScrapingAozoraService(ISplitBraceService splitBraceService,
         private readonly ISplitBraceService _splitBraceService = splitBraceService;
         private readonly IScrapingClientService _scrapingClientService = scrapingClientService;
 
+        private EpubDocument _document;
+
 
         public bool IsMatchSite(Uri uri)
         {
@@ -589,6 +592,14 @@ private static string TextReplace(string text)
             return returnText;
         }
 
+        private SplittedLineBuilder ParagraphLineBuilder = new SplittedLineBuilder();
+        private SplittedLineBuilder ScriptLineLineBuilder = new SplittedLineBuilder();
+
+        internal void ProcessChildren(IElement element, List<string> classes, string style)
+        {
+
+        }
+
 
         private static string GetCardUrl(string url)
         {
diff --git a/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs b/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs
new file mode 100644
index 0000000..4b26bd5
--- /dev/null
+++ b/KoeBook.Test/Epub/ScrapingAozoraServiceTest.cs
@@ -0,0 +1,101 @@
+using System.Text;
+using AngleSharp;
+using KoeBook.Epub.Models;
+using KoeBook.Epub.Services;
+using System.Runtime.CompilerServices;
+using System.Linq;
+
+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()] }] }] };
+
+        public static object[][] TestCases()
+        {
+            (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)
+        {
+            var builder = new StringBuilder();
+            builder.Append(@"<div class = ""main_text"">");
+            builder.Append(text);
+            builder.Append("</div>");
+            return builder.ToString();
+        }
+
+        [Theory]
+        [MemberData(nameof(TestCases))]
+        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))
+            {
+                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);
+                }
+            }
+
+            return same;
+        }
+    }
+
+    internal class httpClientFactory : IHttpClientFactory
+    {
+        public HttpClient CreateClient(string name)
+        {
+            return httpClient;
+        }
+
+        private static readonly HttpClient httpClient = new HttpClient();
+
+    }
+}
+file static class Proxy
+{
+    [UnsafeAccessor(UnsafeAccessorKind.Field, Name = "_document")]
+    public static extern ref EpubDocument _document(this ScrapingAozoraService scraper);
+
+    
+}