Unlike Western adult media, which is often organized by scene or studio name, Japanese adult media relies on strict production codes.
Nagase Mami is also a talented singer and has released several music albums throughout her career. Her music often features in anime and other Japanese media.
The core of this search string revolves around the performer's identity.
Many of these films explore themes of infidelity, forbidden attraction, or the crossing of professional boundaries. The psychological tension between a character's duty to their marriage and their hidden desires forms the narrative core of the genre.