This Dollhouse screencap contains
水, 水泳, and スイミング.
There might also be
体操選手, 水浴びをする人, 出会い, 飛び越える人, ポール飛び越える人, ポールジャンパー, vaulter, pole vaulter, and 棒高跳び.
They built the set first! I can't believe that 狐, フォックス signed off on the set building before they had even seen the script, it is a beautiful set though.