Yōko Koizumi, also known by her stage name Nobiko Sawa, is a celebrated figure in Japanese cinema, particularly recognized for her compelling performances in Toei films. Her career took off in the 1970s, with standout roles that captivated audiences, notably in the 1978 disaster film "10th Degree Earthquake." This film is a sought-after title among collectors, not only for its engaging narrative but also for its representation of a unique era in Japanese filmmaking. Koizumi's earlier work in "Gambling Den Heist" (1975) established her as a tragic heroine, showcasing her range and emotional depth. Collectors often pursue her films not only for their artistic value but also for their cultural significance in the landscape of Japanese cinema. Her contributions during a transformative time in film history have solidified her status as a noteworthy collectible, making her releases a prized possession for enthusiasts of vintage home media.