All sensation video that you watched actually came from extreme hard work and endeavor. They need to go through some training to train the skill that needed to get the job done. The company even provide trainer for this so that the beautiful idols can learn the necessary skills for their sexy career! Below is the training video which perform by a very cute idol called Tsubomi (つぼみ).
You might find yourself enjoy the show too besides learning how they train the lovely idols
You have seen a lot of the sensation one, have you seen the hard working one?
It needs a lot of energy and training to get this done. That's why they are all very skillful and professional in their movies and videos. We should value their hard work and career.
