<p>初めて発見。これがアレですか。
</p>
<ul><li><a href="https://ja.wikipedia.org/wiki/%E9%9B%BB%E4%BD%8D%E6%B2%BB%E7%99%82%E5%99%A8" class="extiw" title="ja:電位治療器">電位治療器</a></li></ul>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/40644994@N00">Masahiko OHKUBO</a>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/mah_japan/5199760974/">パワーヘルス 宣伝会場・効果体験場</a>