EUC-JP

EUC-JP

EUC-JP is a variable-length encoding used to represent the elements of three Japanese character set standards, namely JIS X 0208, JIS X 0212, and JIS X 0201. Other names for this encoding include Unixized JIS (or UJIS) and AT&T JIS. Less than 0.1% of all web pages use EUC-JP as of February 2026, while 2.1% of websites written with Japanese use this second-most popular (for Japanese) encoding (which is more than for Shift JIS both are much less used that UTF-8). It is called Code page 954 by IBM. Microsoft has two code page numbers for this encoding (51932 and 20932).