Kosaka-san has clear white skin and a slender figure with long limbs. She has an aura that is different from that of ordinary amateur women, and is the successful president of a beauty products company. Although she has a ladylike demeanor, she is actually a very active person, and it seems that she applied to appear in this video out of curiosity. When we asked her more about her motivation for appearing, she told us the obscene reason that she couldn't forget her ex-boyfriend's huge penis! She decided to appear in the video, thinking that she would be able to do it with someone with a big penis if she was an AV actor...