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+---
+title: topSites
+slug: Mozilla/Add-ons/WebExtensions/API/topSites
+tags:
+  - API
+  - Add-ons
+  - Extensions
+  - Interface
+  - Non-standard
+  - Reference
+  - WebExtensions
+  - topSites
+translation_of: Mozilla/Add-ons/WebExtensions/API/topSites
+---
+<div>{{AddonSidebar}}</div>
+
+<p>topSites API を使うと、ユーザーがよく訪れるページをを含む配列を取得できます。</p>
+
+<p>ブラウザーはユーザーがこれらの場所に簡単に戻れるようにこれを維持します。Firefoxでは既定で「新しいタブ」ページには最もよく訪れるページのリストが提供されます。</p>
+
+<p>topSites API を使うには "topSites" の <a href="https://developer.mozilla.org/ja/Add-ons/WebExtensions/manifest.json/permissions#API_permissions">API パーミッション</a>必要です。</p>
+
+<h2 id="Types" name="Types">型</h2>
+
+<dl>
+ <dt>{{WebExtAPIRef("topSites.MostVisitedURL")}}</dt>
+ <dd>ウェブサイトのタイトルと URLを含むオブジェクト。</dd>
+</dl>
+
+<h2 id="Methods">Methods</h2>
+
+<dl>
+ <dt>{{WebExtAPIRef("topSites.get()")}}</dt>
+ <dd>ブラウザーの「新しいタブ」ページに載っているすべてのサイトの配列を取得します。ここで返されるサイトの数はブラウザー固有であり、返されるサイトは、ブラウザー履歴に基づいてユーザー固有であることに注意してください。</dd>
+</dl>
+
+<h2 id="Browser_compatibility" name="Browser_compatibility">ブラウザ実装状況</h2>
+
+<p>{{Compat("webextensions.api.topSites")}}</p>
+
+<p>{{WebExtExamples("h2")}}</p>
+
+<div class="note"><strong>Acknowledgements</strong>
+
+<p>This API is based on Chromium's <a href="https://developer.chrome.com/extensions/topSites"><code>chrome.topSites</code></a> API.</p>
+
+<p>Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.</p>
+</div>
+
+<div class="hidden">
+<pre>// Copyright 2015 The Chromium Authors. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+</pre>
+</div>