4人はバランスがいんだよね、それ一番言われてるから<br><br>1人→<a href="https://www.nicovideo.jp/watch/sm42349637" class="watch">sm42349637</a><br>2人→<a href="https://www.nicovideo.jp/watch/sm42360658" class="watch">sm42360658</a><br>3人→<a href="https://www.nicovideo.jp/watch/sm42378503" class="watch">sm42378503</a><br>4人→この動画<br>5人→<a href="https://www.nicovideo.jp/watch/sm42416327" class="watch">sm42416327</a><br>6人→<a href="https://www.nicovideo.jp/watch/sm42440270" class="watch">sm42440270</a><br>7人→<a href="https://www.nicovideo.jp/watch/sm42469377" class="watch">sm42469377</a><br>8人→<a href="https://www.nicovideo.jp/watch/sm42508243" class="watch">sm42508243</a><br>9人→<a href="https://www.nicovideo.jp/watch/sm42541226" class="watch">sm42541226</a><br>10人以上→<a href="https://www.nicovideo.jp/watch/sm42574471" class="watch">sm42574471</a><br>0人→<a href="https://www.nicovideo.jp/watch/sm42698061" class="watch">sm42698061</a><br><br><a href="https://www.nicovideo.jp/mylist/75316287" target="_blank" rel="noopener">mylist/75316287</a>