There's also the possibility that this is part of a specific platform or category. The date 190221 could refer to when it was released. The title might be part of a series or a themed content set.
It’s a modern, slightly risqué take on a school‑uniform blouse, built with sustainable fabrics and a clever design that lets you control how “naughty” it feels. tiny4k190221melodymarksnaughtyschoolgir top