The previous page is sending you to https://www.soroban.or.jp/school/%E9%88%B4%E6%9C%A8%E7%8F%A0%E7%AE%97%E6%95%99%E5%AE%A4%E9%9D%92%E8%91%89%E6%95%99%E5%A0%B4/.

 If you do not want to visit that page, you can return to the previous page.