Sumi Keiko(澄啓子)

Sumi Keiko is a Japanese Adult Video (JAV) actress who appears to have debuted around 2009. Based on available information, her career, while not extensively documented, seems to have been active for a relatively short period within that year. Her work primarily falls within the mature woman (熟女, *jukujo*) genre. Many of her titles feature tags like "mature woman," "digital mosaic" (デジモ, *dejimo*), and "solo work" (単体作品, *tantai sakuhin*), indicating a focus on individual performance within that niche. The titles also suggest a prevalence of riding positions (騎乗位, *kijou-i*), and some feature the act of squirting (潮吹き, *shiofuki*), and six-nine positions (シックスナイン, *shikkusu nain*). Some of her works appear to explore themes of infidelity and taboo relationships. She seems to have worked primarily with Madonna and Takara Eizo. While a few titles are standalone works, she also appears in series such as "New Mature Woman's Sexuality" and "Actually, the Cleaning Lady Is..." as well as "Actually, I had an affair with your mother the other day...". Furthermore, she appears in compilation works, suggesting a certain level of recognition within the mature woman genre. Her style is characterized by a focus on the mature woman demographic, with an emphasis on realistic scenarios and intimate acts.