diff --git a/backend/agent/prompt.py b/backend/agent/prompt.py
index 43b9419e..e5307b51 100644
--- a/backend/agent/prompt.py
+++ b/backend/agent/prompt.py
@@ -52,7 +52,6 @@ You have the ability to execute operations using both Python and CLI tools:
 - Exposing ports to the public internet using the 'expose-port' tool:
   * Use this tool to make services running in the sandbox accessible to users
   * Example: Expose something running on port 8000 to share with users
-  * Port 8099 is already exposed by default and running a WEB HTTP server - no need to expose it again. 
   * The tool generates a public URL that users can access
   * Essential for sharing web applications, APIs, and other network services
   * Always expose ports when you need to show running services to users
diff --git a/frontend/src/app/test-japanese.md b/frontend/src/app/test-japanese.md
deleted file mode 100644
index abc253ee..00000000
--- a/frontend/src/app/test-japanese.md
+++ /dev/null
@@ -1,38 +0,0 @@
-# Japanese Language Test
-
-## Basic Phrases
-| Japanese | Pronunciation | English |
-|----------|--------------|---------|
-| こんにちは | Kon-nee-chee-wah | Hello |
-| おはようございます | Oh-hah-yoh goh-zai-mahs | Good morning |
-| こんばんは | Kon-bahn-wah | Good evening |
-| さようなら | Sah-yoh-nah-rah | Goodbye |
-| ありがとうございます | Ah-ree-gah-toh goh-zai-mahs | Thank you very much |
-| どういたしまして | Doh-ee-tah-shee-mah-shteh | You're welcome |
-| すみません | Soo-mee-mah-sen | Excuse me / Sorry |
-| はい | Hai | Yes |
-| いいえ | Ee-eh | No |
-| お願いします | Oh-neh-gai shee-mahs | Please |
-| わかりません | Wah-kah-ree-mah-sen | I don't understand |
-| 英語を話せますか？ | Ay-go oh hah-nah-seh-mahs-kah? | Do you speak English? |
-| ゆっくりお願いします | Yook-koo-ree oh-neh-gai shee-mahs | Please speak slowly |
-
-## Travel & Transportation
-| Japanese | Pronunciation | English |
-|----------|--------------|---------|
-| ＿＿はどこですか？ | _____ wa doh-koh dehs-kah? | Where is _____? |
-| 駅 | Eh-kee | Station |
-| トイレ | Toy-reh | Toilet/bathroom |
-| 入口 | Ee-ree-goo-chee | Entrance |
-| 出口 | Deh-goo-chee | Exit |
-| 新幹線 | Sheen-kahn-sen | Bullet train |
-| 電車 | Den-shah | Train |
-| バス | Bah-soo | Bus |
-| タクシー | Tak-shee | Taxi |
-| いくらですか？ | Ee-koo-rah dehs-kah? | How much is it? |
-| ＿＿に行きたいです | _____ nee ee-kee-tai dehs | I want to go to _____ |
-| 予約 | Yoh-yah-koo | Reservation |
-| 切符 | Kee-ppoo | Ticket |
-
-## Escaped Unicode Test
-This is testing Unicode escape sequences: \u3053\u3093\u306b\u3061\u306f (should show as こんにちは) 
\ No newline at end of file
diff --git a/frontend/src/app/test-unicode/page.tsx b/frontend/src/app/test-unicode/page.tsx
deleted file mode 100644
index 3e6e630c..00000000
--- a/frontend/src/app/test-unicode/page.tsx
+++ /dev/null
@@ -1,74 +0,0 @@
-'use client';
-
-import React, { useEffect, useState } from 'react';
-import { MarkdownRenderer } from '@/components/file-renderers/markdown-renderer';
-
-export default function TestUnicodePage() {
-  const [markdownContent, setMarkdownContent] = useState('');
-  const [escapedContent, setEscapedContent] = useState('');
-
-  useEffect(() => {
-    // Fetch the test markdown file
-    fetch('/test-japanese.md')
-      .then(response => response.text())
-      .then(text => {
-        setMarkdownContent(text);
-        
-        // Create a test string with Unicode escape sequences
-        const japaneseWithEscapes = "\\u3053\\u3093\\u306b\\u3061\\u306f (Hello)\\n\\u3042\\u308a\\u304c\\u3068\\u3046 (Thank you)";
-        setEscapedContent(japaneseWithEscapes);
-      })
-      .catch(error => console.error('Error loading markdown file:', error));
-  }, []);
-
-  return (
-    <div className="container mx-auto py-8">
-      <h1 className="text-2xl font-bold mb-6">Unicode/Japanese Text Testing</h1>
-      
-      <div className="grid grid-cols-1 md:grid-cols-2 gap-8">
-        <div className="border rounded-md shadow-sm">
-          <div className="p-4 border-b bg-slate-50 dark:bg-slate-800">
-            <h2 className="font-medium">Direct Japanese Characters</h2>
-          </div>
-          <div className="p-4">
-            <p className="mb-4 cjk-text">
-              こんにちは - Hello<br />
-              おはようございます - Good morning<br />
-              ありがとうございます - Thank you<br />
-              日本語を表示するテスト - Test displaying Japanese
-            </p>
-          </div>
-        </div>
-        
-        <div className="border rounded-md shadow-sm">
-          <div className="p-4 border-b bg-slate-50 dark:bg-slate-800">
-            <h2 className="font-medium">Unicode Escape Sequence Test</h2>
-          </div>
-          <div className="p-4">
-            <p className="mb-2">Raw escaped content:</p>
-            <pre className="bg-slate-100 dark:bg-slate-900 p-2 rounded mb-4 overflow-x-auto">
-              {escapedContent}
-            </pre>
-            <p className="mb-2">Processed content:</p>
-            <div className="bg-slate-100 dark:bg-slate-900 p-2 rounded">
-              <MarkdownRenderer content={escapedContent} />
-            </div>
-          </div>
-        </div>
-      </div>
-      
-      <div className="mt-8 border rounded-md shadow-sm">
-        <div className="p-4 border-b bg-slate-50 dark:bg-slate-800">
-          <h2 className="font-medium">Markdown File with Japanese Characters</h2>
-        </div>
-        <div className="p-4">
-          {markdownContent ? (
-            <MarkdownRenderer content={markdownContent} />
-          ) : (
-            <p>Loading markdown content...</p>
-          )}
-        </div>
-      </div>
-    </div>
-  );
-} 
\ No newline at end of file