パンチ力は背筋が大事だと言われるけど…背筋って引く動作で使うのでは？押すための筋肉ではなく背筋が打撃に大事な理由 へのコメント https://robo-navi.jp/archives/9263?utm_source=rss&utm_medium=rss&utm_campaign=%25e3%2583%2591%25e3%2583%25b3%25e3%2583%2581%25e5%258a%259b%25e3%2581%25af%25e8%2583%258c%25e7%25ad%258b%25e3%2581%258c%25e5%25a4%25a7%25e4%25ba%258b%25e3%2581%25a0%25e3%2581%25a8%25e8%25a8%2580%25e3%2582%258f%25e3%2582%258c%25e3%2582%258b%25e3%2581%2591%25e3%2581%25a9-%25e8%2583%258c%25e7%25ad%258b%25e3%2581%25a3 ロボナビ　～流し読みOK～ Fri, 06 Sep 2024 14:29:37 +0000 hourly 1 https://wordpress.org/?v=6.9.4