土つち踏ふまず

noun

arch of the foot; plantar arch

Refers to the curved part of the sole of the foot that does not touch the ground when standing.

• 土つち踏ふまずが痛いたいので、新あたらしい靴くつを買かった。

  My arch hurts, so I bought new shoes.

• 彼かれは土つち踏ふまずが高たかくて、足あしが疲つかれやすい。

  He has high arches and his feet get tired easily.