Kousaka Yuna(香坂由那)

Kousaka Yuna is a Japanese Adult Video (JAV) actress known for her extensive work in the mature woman (熟女, *jukujo*) genre. Based on the provided list of her works, she appears to have debuted around 2010 and has maintained a career spanning over a decade. Her filmography demonstrates a strong focus on titles featuring mature women, often portraying housewives (*人妻, hitodzuma*) in scenarios involving infidelity or hidden desires. Many of her works emphasize larger breasts (*巨乳, kyonyuu*) and feature common JAV tropes like cumshots (*中出し, nakadashi*), facials (*顔射, gaosha*), and handjobs (*手コキ, tekoki*). There are also examples of fetish-based works, including themes involving nurses, diapers, and toys. Throughout her career, Kousaka Yuna has worked with a variety of studios, with Crystal Eizou being a prominent one. She has also appeared in several series, such as "Hitodzuma Onsen Iyashikei" (人妻温泉 癒し系), "Bakunyu Jukujo 8 Jikan" (爆乳熟女 8時間), "Hatsu Nugi Jukujo" (初脱ぎ熟女), and "Kanjuku Madam 8 Jikan Special" (完熟マダム8時間スペシャル), indicating her popularity and consistent presence within specific niches of the JAV market. Her style can be characterized by an emphasis on mature allure and the depiction of relatable, yet taboo, scenarios.