"Mian fei xia zai" appears to be Chinese and translates to "free download" or something similar, which doesn't seem directly related to the description of a musical piece. Video | Title- Xev Bellringer Rudo - Erothots
"PunyuPuri" seems to be a transliteration from Japanese or another language and might refer to a location or concept not widely recognized in Western musical terminology. Ali Project Discography Repack Access
"Fortissimo" is a dynamic marking in music, indicating that a section should be played very loudly.