パースした情報を上手くCSVに反映出来ない。

あるサイトから漫画のあらすじを抽出して、CSVに出力しようとしてます。

C#
1//TOPページ
2            for (int i = 0; i < 5; i++)
3            {
4                string pageno = "";
5                if (i > 0)
6                {
7                    pageno = i.ToString() + "01.html";
8                }
9                var document = Scrape(@"https://sakuhindb.com/manga-ranking/" + pageno);
10
11
12                string[] manga_url = document.GetElementsByClassName("width_100per table")
13                    .Select(table => table.GetElementsByTagName("a")[0].GetAttribute("href"))
14                    .ToArray();
15
16                string[] name = document.GetElementsByClassName("width_100per table")
17                    .Select(e => e.GetElementsByClassName("like_link").Last().TextContent)
18                    .ToArray();
19
20                string[][] tag = document.GetElementsByClassName("width_100per table")
21                    .Select(e =>
22                    {
23                        if (e.GetElementsByClassName("attr_icon").Length > 0)
24                        {
25                            return e.GetElementsByClassName("attr_icon")[0].ChildNodes.Select(li => li.TextContent).ToArray();
26                        }
27                        else
28                        {
29                            return new string[] { };
30                        }
31                    })
32                    .ToArray();
33
34                string[] hyouka = document.GetElementsByClassName("width_100per table")
35                    .Select(e => e.GetElementsByClassName("like_table_list").First().ChildNodes[0].TextContent)
36                    .ToArray();
37
38
39                string[] ave = document.GetElementsByClassName("width_100per table")
40                    .Select(e => e.GetElementsByClassName("like_table_list").First().ChildNodes[1].TextContent)
41                    .ToArray();
42
43
44                System.Text.Encoding enc = System.Text.Encoding.GetEncoding("sjis");
45
46
47                var filePath = @"name_" +  i + ".csv";
48                using (StreamWriter writer = new StreamWriter(filePath, false, enc))
49                {
50                    for (int a = 0; a < manga_url.Length; a++)
51                    {
52                        writer.WriteLine(name[a]);
53                    }
54                }
55
56                var filePath2 = @"tag_" + i + ".csv";
57                using (StreamWriter writer = new StreamWriter(filePath2, false, enc))
58                {
59                    for (int b = 0; b < manga_url.Length; b++)
60                    {
61                        writer.WriteLine(String.Join("/",tag[b]));
62                    }
63                }
64
65                var filePath3 = @"hyouka_" + i + ".csv";
66                using (StreamWriter writer = new StreamWriter(filePath3, false, enc))
67                {
68                    for (int c = 0; c < manga_url.Length; c++)
69                    {
70                        writer.WriteLine(hyouka[c]);
71                    }
72                }
73
74                var filePath4 = @"ave_" + i + ".csv";
75                using (StreamWriter writer = new StreamWriter(filePath4, false, enc))
76                {
77                    for (int d = 0; d < manga_url.Length; d++)
78                    {
79                        writer.WriteLine(ave[d]);
80                    }
81                }
82
83
84
85
86                //作品ページ
87                
88                for (int j = 0; j < manga_url.Length; j++)
89                {
90                    var document2 = Scrape(@"https://sakuhindb.com" + manga_url[j]);
91
92                    string arasuzi = document2.GetElementsByClassName("info_box table")[0]
93                        .Children[0].Children[2].GetElementsByTagName("span")[0].TextContent;
94                        
95
96                    string tyosya = document2.GetElementsByClassName("info_box table")[0]
97                        .Children[0].Children[3].TextContent;
98                    
99                    
100
101                     var filePath01 = @"arasuzi_" + i + "_" + j + ".csv";
102                    using (StreamWriter writer = new StreamWriter(filePath01, false, enc))
103                    {
104                        
105                         for (int e= 0; e < manga_url.Length; e++)
106                         {
107                        writer.WriteLine(arasuzi[e]);
108                         }               
109
110                    }
111