Kcup 108cm Japan's top-class huge breasts and personal trainer Marina. With a unique training that doubles the sweating action, the cleavage is always bitchobicho! When physical fatigue accumulates and lactic acid comes out, a roar sounds and a special massage! Blood circulation is promoted and useless fat is blown away. With intense exercise that will make your heart rate explode and careful guidance even for beginners, it is the most popular with a waiting list of half a year.