Ookouchi Risako(大河内理紗子)

Risako Ookouchi is a Japanese Adult Video (JAV) actress who debuted around 2010. Based on available information, her career appears to have spanned at least a few years. Her work primarily falls into the mature woman (熟女) and married woman/housewife (人妻・主婦) genres. Many of her works also feature themes like squirting (潮吹き) and vibrators (バイブ), suggesting a focus on intense and stimulating experiences. The "たびじ" series title indicates a focus on travel themes. The presence of "近親相姦" (incest) in some listed works suggests that she has explored more taboo and niche categories. While it's difficult to definitively state a genre evolution with limited data, the consistency of the mature woman/married woman themes implies a relatively stable focus throughout her career. She appears to have worked with studios like Salt & Pepper and Takara Eizou. She is known for appearing in series such as "たびじ". Her style seems to revolve around portraying mature, sensual women in various scenarios.