Kokeshi Cowgirl 9. Mayu Yamaguchi, a popular Lolita actress in Japan, appears in Kokeshi Cowgirl 9 and surprises us with how a tiny girl like her could go through such nasty sex trainings that Kokeshi presents. You'll soon know why because this sexy Lolita is in fact a Masochist! She loves to be told what to do. She gets pleasure by being given a deep throat blowjob and being pounded so hard! Watch Mayu cries out for an ultimate sexual joy!.