diff --git a/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s.json b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s.json
index e38992b..3abbea1 100644
--- a/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s.json
+++ b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s.json
@@ -1,18 +1,17 @@
 {
-  "cid": "bafyreielgn743kg5xotfj5x53edl25vkbbd2d6v7s3tydyyjsvczcluyme",
+  "cid": "bafyreigwaeqfluw7btvnmxfogd77gtk4efwomvjsvq2yxmmxr2665zwwbi",
   "uri": "at://did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s",
   "value": {
     "$type": "ai.syui.log.post",
-    "cid": "bafyreidymanu2xk4ftmvfdna3j7ixyijc37s6h3aytstuqgzatgjl4tp7e",
-    "content": "## ailogとは\n\natprotoと連携するサイトジェネレータ。\n\n## ailogの使い方\n\n```sh\n$ git clone https://git.syui.ai/ai/log\n$ cd log\n$ cat public/config.json\n{\n  \"title\": \"syui.ai\",\n  \"handle\": \"syui.syui.ai\",\n  \"collection\": \"ai.syui.log.post\",\n  \"network\": \"syu.is\",\n  \"color\": \"#0066cc\",\n  \"siteUrl\": \"https://syui.ai\"\n}\n---\n$ npm run dev\n```\n\n## ailogのコンセプト\n\n1. at-browserを基本にする\n2. atproto oauthでログインする\n3. ログインしたアカウントで記事をポストする\n\n## ailogの追加機能\n\n1. atproto recordからjsonをdownloadすると表示速度が上がる(ただし更新はlocalから)\n2. コメントはurlの言及を検索して表示\n\n```sh\n$ npm run fetch\n$ npm run generate\n```",
-    "createdAt": "2026-01-15T13:59:52.367Z",
+    "content": "## ailogとは\n\natprotoと連携するサイトジェネレータ。\n\n## ailogの使い方\n\n```sh\n$ git clone https://git.syui.ai/ai/log\n$ cd log\n$ cat public/config.json\n{\n  \"title\": \"syui.ai\",\n  \"handle\": \"syui.syui.ai\",\n  \"collection\": \"ai.syui.log.post\",\n  \"network\": \"syu.is\",\n  \"color\": \"#0066cc\",\n  \"siteUrl\": \"https://syui.ai\"\n}\n---\n$ npm run dev\n```\n\n## ailogのコンセプト\n\n1. at-browserを基本にする\n2. atproto oauthでログインする\n3. ログインしたアカウントで記事をポストする",
+    "createdAt": "2026-01-18T08:31:52.715Z",
     "title": "ailogを作り直した",
     "translations": {
       "en": {
-        "content": "## What is ailog?\n\nA site generator that integrates with the atproto framework.\n\n## How to Use ailog\n\n```sh\n$ git clone https://git.syui.ai/ai/log\n$ cd log\n$ cat public/config.json\n{\n  \"title\": \"syui.ai\",\n  \"handle\": \"syui.syui.ai\",\n  \"collection\": \"ai.syui.log.post\",\n  \"network\": \"syu.is\",\n  \"color\": \"#0066cc\",\n  \"siteUrl\": \"https://syui.ai\"\n}\n---\n$ npm run dev\n```\n\n## ailog's Concept\n\n1. Based on at-browser as its foundation\n2. Authentication via atproto oAuth\n3. Post articles using the logged-in account\n\n## Additional Features of ailog\n\n1. Downloading JSON from atproto record improves display speed (though updates still come from local storage)\n2. Comments are displayed by searching for URL mentions\n\n```sh\n$ npm run fetch\n$ npm run generate\n```",
+        "content": "## About ailog\n\nA site generator that integrates with atproto.\n\n## How to Use ailog\n\n```sh\n$ git clone https://git.syui.ai/ai/log\n$ cd log\n$ cat public/config.json\n{\n  \"title\": \"syui.ai\",\n  \"handle\": \"syui.syui.ai\",\n  \"collection\": \"ai.syui.log.post\",\n  \"network\": \"syu.is\",\n  \"color\": \"#0066cc\",\n  \"siteUrl\": \"https://syui.ai\"\n}\n---\n$ npm run dev\n```\n\n## ailog's Concept\n\n1. Based on at-browser architecture\n2. Uses atproto oAuth for login\n3. Allows posting articles through the logged-in account",
         "title": "recreated ailog"
       }
     },
-    "uri": "at://did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/3mchqlshygs2s"
+    "lang": "ja"
   }
-}
\ No newline at end of file
+}
diff --git a/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/index.json b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/index.json
new file mode 100644
index 0000000..506d423
--- /dev/null
+++ b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.post/index.json
@@ -0,0 +1 @@
+["3mchqlshygs2s"]
diff --git a/src/commands/post.rs b/src/commands/post.rs
index 9c20841..b8a2291 100644
--- a/src/commands/post.rs
+++ b/src/commands/post.rs
@@ -323,8 +323,10 @@ pub async fn sync_to_local(output: &str) -> Result<()> {
         let collection_dir = format!("{}/{}", did_dir, collection);
         fs::create_dir_all(&collection_dir)?;
 
+        let mut rkeys: Vec<String> = Vec::new();
         for record in &list.records {
             let rkey = record.uri.split('/').last().unwrap_or("unknown");
+            rkeys.push(rkey.to_string());
             let record_path = format!("{}/{}.json", collection_dir, rkey);
             let record_json = serde_json::json!({
                 "uri": record.uri,
@@ -334,6 +336,12 @@ pub async fn sync_to_local(output: &str) -> Result<()> {
             fs::write(&record_path, serde_json::to_string_pretty(&record_json)?)?;
             println!("Saved: {}", record_path);
         }
+
+        // Create index.json with list of rkeys
+        let index_path = format!("{}/index.json", collection_dir);
+        fs::write(&index_path, serde_json::to_string_pretty(&rkeys)?)?;
+        println!("Saved: {}", index_path);
+
         println!("Synced {} records from {}", list.records.len(), collection);
     }
 
diff --git a/src/lms/translate.rs b/src/lms/translate.rs
index 4b9928e..a255ec7 100644
--- a/src/lms/translate.rs
+++ b/src/lms/translate.rs
@@ -170,18 +170,27 @@ async fn translate_file(input: &Path, from: &str, to: &str) -> Result<()> {
     Ok(())
 }
 
-async fn translate_folder(dir: &Path, from: &str, to: &str) -> Result<()> {
-    let mut files: Vec<_> = fs::read_dir(dir)?
-        .filter_map(|e| e.ok())
-        .filter(|e| {
-            e.path()
-                .extension()
-                .map(|ext| ext == "json")
-                .unwrap_or(false)
-        })
-        .collect();
+fn collect_json_files(dir: &Path, files: &mut Vec<std::path::PathBuf>) -> Result<()> {
+    for entry in fs::read_dir(dir)? {
+        let entry = entry?;
+        let path = entry.path();
+        if path.is_dir() {
+            collect_json_files(&path, files)?;
+        } else if path.extension().map(|e| e == "json").unwrap_or(false) {
+            // Skip non-post files (describe.json, self.json, index.json)
+            let filename = path.file_name().and_then(|n| n.to_str()).unwrap_or("");
+            if filename != "describe.json" && filename != "self.json" && filename != "index.json" {
+                files.push(path);
+            }
+        }
+    }
+    Ok(())
+}
 
-    files.sort_by_key(|e| e.path());
+async fn translate_folder(dir: &Path, from: &str, to: &str) -> Result<()> {
+    let mut files = Vec::new();
+    collect_json_files(dir, &mut files)?;
+    files.sort();
 
     println!("Translating {} files ({} -> {})", files.len(), from, to);
 
@@ -189,9 +198,8 @@ async fn translate_folder(dir: &Path, from: &str, to: &str) -> Result<()> {
     let mut skipped = 0;
     let mut failed = 0;
 
-    for entry in files {
-        let path = entry.path();
-        match translate_file(&path, from, to).await {
+    for path in &files {
+        match translate_file(path, from, to).await {
             Ok(_) => {
                 // Check if it was actually translated or skipped
                 let content = fs::read_to_string(&path)?;