Sayo Sawaguchi comes across as gentle and reserved, with a petite frame and a soft, timid voice that gives her a fragile, whisper-like presence. But this is actually her being much more open than before—she used to be extremely shy. Having attended all-girls schools and worked in female-dominated environments, she had little contact with men and remained very inexperienced. Her first sexual experience was at age 30, and it wasn't until she was 34 that she began to truly feel pleasure during sex. Despite her modest exterior, she harbors a surprisingly bold and sensual side, concealing a mature, alluring charm beneath her shy demeanor.