<div><img src="https://igo-kifu.com/img/news/20260809_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260808]"></div>
<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/xhoPMl3R1ro" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/8Or5JSBXTO8" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/lPEsXY5ZcLE" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/fWmtQBBFwjQ" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260809]、入門〜高段問題

囲碁学習

練習問題[20260809]

<div><img src="https://igo-kifu.com/img/news/20260808_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260808]"></div>
<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/qxhdwRuCRTo" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/1Gp5qyYlZVg" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/ONnLHMTS5Rs" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/JJznb-F3phg" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260808]、入門〜高段問題

練習問題[20260808]

<div><img src="https://igo-kifu.com/img/news/20260807_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260807]"></div>
<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/rsedKGR_Vro" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/mMwV8a2v9hY" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/TUyp6L1FVAo" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/TenQDGuZOQw" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260807]、入門〜高段問題

練習問題[20260807]

<div><img src="https://igo-kifu.com/img/news/20260806_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260804]"></div> <div>     <h4>初心者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/ki6lSMqtgb8"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>級位者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/2sqfiVtbVK8"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>低段者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/HlLAEIkN2lU"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>高段者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/VzizRuu8wJo"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <p>囲碁学習 練習問題</p> </div>

練習問題[20260806]、入門〜高段問題

練習問題[20260806]

<div><img src="https://igo-kifu.com/img/news/20260805_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260804]"></div> <div>     <h4>初心者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/Cpz3IUTvyMM"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>級位者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/Ajuvv93HHQ4"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>低段者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/DFMbqKBj9Zk"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <h4>高段者問題</h4>     <div class="info-video-container">         <iframe              src="https://youtube.com/embed/Oi3SVcwQfqM"              frameborder="0"              allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"              allowfullscreen>         </iframe>     </div>     <p>囲碁学習 練習問題</p> </div>

練習問題[20260805]、入門〜高段問題

練習問題[20260805]

<div><img src="https://igo-kifu.com/img/news/20260804_y_1.jpg" class="img-fluid mt-1" alt="練習問題[20260804]"></div>
<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/-Et9Mi63oy8" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/QdqI6OqlvDM" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/BYEjqqK8x7E" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/5GIYvzd6X0w" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260804]、入門〜高段問題

練習問題[20260804]

<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/CfWk1mj5NYc" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/6KrlQNvbPek" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/Gte9456jDrY" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/6DCe0f7NGCY" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260803]、入門〜高段問題

練習問題[20260803]

<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/ZxlwpIhTKCc" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/tZ3r4je_Xq8" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/Rqd16JiWdc4" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/LRQSW7pgJC8" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260802]、入門〜高段問題

練習問題[20260802]

<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/DkXUF6SvgPM" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/FS3mt1XS5o4" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/Wg8gpS4sEA0" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/N4pNIS0tJ6c" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260801]、入門〜高段問題

練習問題[20260801]

<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/RF4ILiorSxs" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/NX6H-ZYPYSc" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/VrFNn_Z5cGU" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/8jy6v9VsQA4" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260731]、入門〜高段問題

練習問題[20260731]

<div>
    <h4>初心者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/-qF88-1LjII" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>級位者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/y3qe8DjnCRg" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>低段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/gLxU63ZzzhQ" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <h4>高段者問題</h4>
    <div class="info-video-container">
        <iframe 
            src="https://youtube.com/embed/uHA9cR2Ad_Q" 
            frameborder="0" 
            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
            allowfullscreen>
        </iframe>
    </div>
    <p>囲碁学習 練習問題</p>
</div>

練習問題[20260730]、入門〜高段問題

練習問題[20260730]

<div class="info-video-container"><iframe src="https://www.youtube.com/embed/tAl8JbSwj-Q" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></div>
<div>
<p>今回は、「後手3目」の基本形4種類について分かりやすく解説します。</p>
<p>それぞれの形の価値や見分け方を学び、実戦で正しく判断できるようになりましょう。</p>
<p>ぜひ、今まで学んだ基本形を実戦の中で意識しながら、少しずつ終盤力を磨いていきましょう。次回の動画もお楽しみに！</p>
<p>ご意見やご感想、ぜひ動画のコメント欄で教えてください。</p>
<p>囲碁学習 囲碁講座</p>
</div>

今回は、「後手3目」の基本形4種類について分かりやすく解説します。
