The name contains a mix of English ("Y3"), Japanese/Chinese characters ("жњ€", which generally relates to 'month' or 'moon' in Asian languages), and a standard file extension ( .7z - a 7-Zip compressed archive).
Given the nature of file names containing mixed character sets, this is likely: A personal, private, or local archive file. Y3жњ€-4.7z
A part of a multi-volume archive ( .7z.001 , etc.), as indicated by the "-4" in the name. The name contains a mix of English ("Y3"),
Based on a search of available public information, [1]. Japanese/Chinese characters ("жњ€"