diff --git a/src/components/Toc.astro b/src/components/Toc.astro
index 70d084d..39e1389 100644
--- a/src/components/Toc.astro
+++ b/src/components/Toc.astro
@@ -30,7 +30,7 @@
 
 const sections: Section[] = [];
 
-const sectionPaths = ["html", "js", "cli", "php", "sql", "tips"];
+const sectionPaths = ["html", "js", "cli", "php", "sql", "git", "tips"];
 
 for (const path of sectionPaths) {
 	const pages = await getSectionPages(path);
diff --git a/src/pages/git/00-introduction.mdx b/src/pages/git/00-introduction.mdx
new file mode 100644
index 0000000..1f6e125
--- /dev/null
+++ b/src/pages/git/00-introduction.mdx
@@ -0,0 +1,10 @@
+---
+layout: "@/layouts/MarkdownLayout.astro"
+---
+
+import "github-markdown-css";
+import Toc from "../../components/Toc.astro";
+
+export const title = "Gitってなに？";
+
+# {title}