ふっきん・ふくきん・はらすじ

腹筋

表記・読み：ふっきん・ふくきん・はらすじ

1. 1

   abdominal muscles; abs

   名詞
2. 2

   sit-up (exercise)

   名詞noun or participle which takes the aux. verb suru自動詞abbreviation