Mariko Shikô is a notable figure in the realm of adult cinema, renowned for her captivating performances in the 1970s. One of her most recognized films, *Deep Throat in Tokyo* (1975), has become a cult classic, not only for its controversial subject matter but also for its unique positioning within the genre during an era of sexual liberation. This film stands out in collectors' circles, with its striking cover art and historical significance, marking a pivotal moment in adult film's crossover into mainstream pop culture. Collectors seek out Shikô’s work not only for its rarity but also for the nostalgia it evokes, representing a time when adult films began to gain a foothold in home video markets. The allure of her performances, combined with the film's groundbreaking nature, make her releases highly sought after in both VHS and DVD formats. As the physical media landscape evolves, Shikô's contributions remain a vital part of film history, captivating collectors and enthusiasts alike.