5:52

A crazy menu that will make your pectoral muscles bulge in just one set

6:17

【4分】腹回りの脂肪を燃焼させる腹筋サーキット【腰と横腹も鍛える７種目】

6:17

[Super effective] 6-minute abdominal training to build a six-pack in the fastest time!

5:23

Abdominal training that anyone can do to get six-pack [Beginner to Advanced]

5:59

超時短で腹筋を鍛えたい方向け！２分で効く最強腹割りメニュー。下腹や腹斜筋にも効きます。