Yasumasumi(安真澄)

Yasumasumi is a Japanese Adult Video (JAV) actress whose career appears to have begun around 2011 or 2012, based on available work information. While a complete filmography isn't readily available, the titles suggest a focus primarily on the mature woman (熟女) genre, often featuring themes of adultery (不倫), fantasy (妄想), and stepmother relationships (義母). Her work often involves portrayals of married women (人妻・主婦) and solo work (単体作品). The use of erotic massagers (電マ) is also a recurring element in some of her productions. The titles point to a consistent focus on the mature woman niche throughout her career, with no obvious shifts in genre focus apparent from the limited information. Yasumasumi appears to have worked primarily with NEXT GROUP, as the available titles are associated with that studio. She seems to have participated in series, such as "東京23区内セレブ妻が脱いだ" and "月刊熟女秘宝館". Based on the provided information, Yasumasumi's style seems to center on portraying mature, often sophisticated or wealthy women in scenarios involving taboo themes and mature desires. Her performances likely cater to audiences interested in the mature woman niche within JAV.