: While these names are random, they often represent standard fonts that were used in the original document: F1 : Often mapped to Arial Bold or Times New Roman Regular . F2 : Often mapped to Arial Regular or Times New Roman Bold .
You rarely need the actual Japanese commercial font. You need a compatible substitute that responds to the same CID mapping. cid font f1 f2 f3 f4 f5 f6 f7 fonts free download work