Idol actor：Updating
Director：Updating
Categories：Variety,Over 4 Hours,Documentary,How To
Area：Japan
Year：2019
Introduction：Are you having sex for yourself? - In order to deepen your love, we will introduce you to a true sex life. - When the brain substance'dopamine'that enhances pleasure and motivation is secreted, it is filled with happiness, full of sickness, and seeks pleasure. - New pleasures will be incorporated into your sex life and will continue to improve. - In addition, a complete video commentary on the traditional Japanese 48-hand posture! - !! - A complete preservation version of the sex manual for you! - !!