{"width":"100%","author_name":"攻城団","author_url":"https://kojodan.jp/note/about.html","version":"1.0","provider_url":"https://kojodan.jp","provider_name":"攻城団","height":"null","html":"<iframe loading=lazy width=\"100%\" height=\"300\" src=\"//kojodan.jp/oembed/parts/86d98e053c520fa26ee99cdce3c9636c9aab1f63.html\" frameborder=\"0\" scrolling=\"no\" style=\"width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"><a href=\"https://kojodan.jp/castle/2468/guide/1/\">長沼城の訪問ガイド[最新順]  攻城団（日本全国のお城情報サイト）</a></iframe>","url":"https://kojodan.jp/castle/2468/guide/1/","type":"rich","title":"長沼城の訪問ガイド[最新順] | 攻城団（日本全国のお城情報サイト）"}