日本都市周辺森には本当にこんな住宅多い?
<iframe width="1280" height="720" src="https://www.youtube.com/embed/1EXb2XATb-4" title="TREE HOUSE LIFE | cozy winter overnight in a tree house with a stove and electricity" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
<iframe width="1280" height="720" src="https://www.youtube.com/embed/e9KRaY8czWQ" title="Bushcraft Camping at Insulated and Warm Treehouse" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
