HJBB-161 - Appearing calm, successfully won 1 million yen in prize money! While holding in urine, a live phone call to her boyfriend: "Absolutely do not feel anything!" Challenge! A uniform-clad girl's involuntary urination (leakage) due to playful sexual checks causing her legs and waist to tremble - all titles included in a BEST compilation.

Finally, the first BEST album of the hugely popular series! Lavishly includes all previously released works! A mission is given to a total of 10 J-stars to endure a playful sexual check while on the phone with their beloved boyfriend, winning 1 million yen! Failure results in immediate punishment: forced penetration! For date money with their boyfriend, for a gift for him… Though their thoughts differ, spurred on by the phrase "For my boyfriend," the J-stars challenge a shame game! Appearing calm on the surface, but their lower bodies erupt with a massive amount of fluid - Acme!