Kitayama Ryoko(北山涼子)

Kitayama Ryoko is a Japanese adult video (JAV) actress whose career, based on available information, appears to span from the mid-2000s to the late 2010s. Her work suggests a focus primarily on mature women (熟女) content. Early appearances seem to highlight this genre, with titles explicitly mentioning "mature women" or "thirties" (三十路). Examining her work, she appears in productions featuring a range of scenarios. While she is noted for mature women themed JAVs, she also appears in works featuring amateur (素人) performers, specifically married women (人妻・主婦). Some of her productions also highlight specific physical attributes, such as large breasts (巨乳). Her career seems to have involved working with different studios, including Ruby and NEXT GROUP. While there may be others, these are the studios identified through her available works. The presence of the "三十路" series indicates that she may have been featured in a particular series, contributing to multiple installments within that collection. Overall, Kitayama Ryoko's career seems to center around the mature women genre within the JAV industry, with some exploration into amateur and specific fetish content. Her career demonstrates a presence in the industry for over a decade.