"Japanese flashers" in the context of porn video tags refers to explicit content featuring Japanese people who are either exposing their genitals or engaging in sexual activities in public places, such as on a bus or in a park. The term "flasher" usually indicates someone who intentionally exposes themselves in a shocking or provocative manner to others. In this case, it signifies a specific fetish related to Japanese individuals engaging in spontaneous or unexpected acts of a sexual nature. This tag is primarily for an adult audience experienced with porn videos and may not be suitable for all viewers