Ishibashi Yuuko(石橋ゆうこ)

Ishibashi Yuuko is a Japanese adult video (JAV) actress who appears to have debuted around 2010, based on the provided list of her works. Her career spans roughly a decade, with releases appearing as late as 2019. Ishibashi's work leans heavily into the mature woman ("熟女" - jukujo) and housewife ("人妻・主婦" - hitodzuma/shufu) genres. Incestuous themes, particularly involving mothers ("お母さん" - okaasan) and mothers-in-law ("義母さん" - okaasan), are also prominent in her filmography. Other recurring tags include large breasts ("巨乳" - kyonuu), handjobs ("手コキ" - tekoki), and group sex ("乱交" - rankou)/3P/4P scenarios. Several titles mention ejaculation inside ("中出し" - nakadashi) as well. While her earlier works seem focused on mother/incest themes, later titles suggest a broadening of her repertoire into more general mature woman and housewife roles, including some with a focus on intense or prolonged sexual activity. She has worked with several studios including Takara Eizou, ex, DX, Yellow Moon, Janesu, and Kamata Eizou. She has also appeared in series such as "お義母さん、女房よりずっといいよ…" and "熟年者のセックスライフ". In summary, Ishibashi Yuuko appears to be a JAV actress who is known for her performances in the mature woman and housewife genres, often with an emphasis on taboo themes like incest. She has appeared in numerous titles over the years, working with a variety of studios and occasionally participating in film series.