Akari Niimura, who made her debut in 2016 and has consistently maintained high popularity, now takes on a new challenge. Having actively appeared in hardcore works thus far, she has satisfied countless viewers' sexual desires. This time, her skills shine in the second installment of the highly anticipated "Anal Extreme Expansion" series. Akari's alluring anus is pushed to its absolute limit in this production. Focusing intensely on the most embarrassing yet lewd part of the body—the anal opening—this series is a favorite among anal fetish enthusiasts, delivering deep rectal stimulation through thorough expansion. The session begins with glass anal beads and expansion balloons, eventually progressing to a maximum diameter of 6 centimeters with a textured conical anal plug. Akari herself rocks her hips up and down, completely immersed in the sensation, continuously thrusting until she reaches orgasm—an ultimate performance crafted for pure pleasure.