Monochrome peach is an AV actress in Japan. AV actress refers to a Japanese actress who specializes in adult videos. AV is the abbreviation of "adult video", which means adult video. "Excellent" refers to actors, the best male and the best female, all of which refer to actors. However, after it was introduced into Japan, the Japanese generalized the actors, so only the actors were retained.

As a profession, AV actress will not be discriminated against in Japan, but choosing this profession still needs to face great pressure from family and society. It is said that there are as many as 6,000 to 8,000 AV actresses registered in Japan, and about half of them are updated every year.