Depending on your goal, you may either want to emulate this aesthetic or exorcise it from your system.
Deep dives into Chinese technical forums (Baidu Tieba, CSDN, and Zhihu) reveal sporadic mentions of "Jossq." The leading theory is that Jossq was a short-lived open-source typography project out of Tsinghua University around 2013-2015. by-jossq-dmf-in-beijing font
The project allegedly attempted to create a "modular" CJK font that could be assembled on the fly using cloud rendering. The dmf component refers to their proprietary "Dynamic Meta-Font" protocol. The project ultimately failed due to browser incompatibility, but fragments of its code remain embedded in legacy cache systems. Depending on your goal, you may either want
Alternative theory: The entire string is a malfunctioning font-family fallback. A developer in Beijing might have written:
font-family: "BY JossQ DMF", "Beijing", sans-serif;
Due to a missing comma or a syntax error in a CSS preprocessor (like Sass or Less), the parser concatenated the whole string into a single, nonsensical token. The dmf component refers to their proprietary "Dynamic
If this is the case, by-jossq-dmf-in-beijing is not a real font at all, but a bug that has been copied across thousands of websites via Stack Overflow snippets.
Possible look-alike / similar names:
| Likely intended font | Reason | |---------------------|--------| | Beijing (e.g., HYBeijing, FZBeiJing) | Common for Beijing-themed projects | | Joss / Jossy (custom font) | "jossq" could be a username | | DM F – possibly “DM Font” or “DMF” foundry | Not a known foundry | | BY – could refer to "B Y" initials or a font like "BY Yuan" (rare) |