Koka Yoshizawa, 36, originally from China. She married her husband while working as an interpreter for him, a technical advisor at a Chinese factory. Living in Japan, her husband has been emotionally distant, and after having children, their sex life nearly disappeared—leaving her in constant sexual frustration. During filming, she initially felt shy and looked down, embarrassed to undress fully in the bright studio. But when a young male actor appeared, her mood lifted instantly—she confessed, "I love young Japanese men, they're so gentle," as if being drawn into a whole new world. Her right nipple is especially sensitive; when strongly sucked, her body trembles violently, wracked by intense, full-bodied convulsions. Her expressive passion captivates viewers, revealing a woman completely lost in the throes of intense, fervent sex.