Sawaguchi Aiko(沢口愛子)

Sawaguchi Aiko is a Japanese adult video (JAV) actress with a career spanning from approximately 2007 to at least 2025, based on available work information. She primarily focuses on the mature woman (熟女, jukujo) genre. Her work demonstrates a strong emphasis on incestuous themes, particularly those involving mothers and sons. This is evident through recurring tags and titles such as "お母さん" (okaasan - mother), "近親相姦" (kinshinsoukan - incest), and series titles like "母子交尾" (Boshikoubi - Mother-Son Intercourse) and "母と息子のエロ旅行" (Haha to Musuko no Ero Ryokou - Erotic Trip with Mother and Son). Besides family themes, outdoor and exhibitionist content ("青姦", aogeki) and infidelity also appear frequently. Over the years, Sawaguchi's work has largely remained consistent in its core themes. She has appeared in several series, including "路地裏の熟年売春婦" (Rojiura no Jukunen Baishunfu - Back Alley Mature Prostitutes), "おふくろさん" (Ofukurosan - Mother), "近親相姦" (Kinshinsoukan - Incest) from Yellow Duck, "ルビー年鑑" (Ruby Nenkan - Ruby Yearbook), and most recently "おふくろの温マンに生挿入膣放出" (Ofukuro no Onman ni Nama Sousyuu Chitsu Houshutsu - Mother's Warm Manko Raw Insertion Vaginal Ejaculation). She has worked with various studios, most notably Ruby, and also BRAVO, Side B, Four Dimension/Emanuel, Yellow Moon, MARIA, Yellow Duck, and Kamata Eizou. In summary, Sawaguchi Aiko is a JAV actress known for her mature woman performances, particularly those centered around the incest theme, and has maintained a consistent presence in the industry for well over a decade working with multiple prominent studios.