Fullwidth Latin Capital Letter Z
HTML Entity Browser Test:

U+FF3A is the Unicode hex value of the character Fullwidth Latin Capital Letter Z, which is categorized as "uppercase letter" in the Unicode 6.0 character table.

In addition, U+FF3A is a composite character comprising of one or more other Unicode characters modified or combined.

Unicode Character Information
Unicode Hex U+FF3A
General Category Uppercase Letter [Code: Lu]
Canonical Combining Class 0
Bidirectional Category L
Decomposition Mapping <wide> 005A
Mirrored N
Lowercase Version U+FF5A
Unicode Character Encodings
Fullwidth Latin Capital Letter Z HTML Entity &#65338; (decimal entity), &#xFF3A; (hex entity)
Windows Key Code Alt 65338 or Alt +FF3A1
Programming Source Code Encodings Python hex: u"\uFF3A", Hex for C++ and Java: "\uFF3A"
UTF-8 Hexadecimal Encoding 0xEFBCBA
1 To type a Unicode symbol in Windows, hold down the ALT key and enter the decimal or hexadecimal code provided using the numeric keypad. The decimal alt code (Alt 65338) will only work on computers with support for this Unicode character in the active code page. The hexadecimal alt code (Alt +FF3A) will work for all Unicode characters provided Hex input from the numeric keypad is enabled.
* If the Fullwidth Latin Capital Letter Z character does not display correctly in your browser, you may not have a Unicode font on your system that supports this particular symbol.