Unicode Cookie Value

Question

I am about to start to make a cookie with Unicode value (Japanese characters) is there any problem with Unicode Cookie value? in IE 7 IE 8 Firefox, Safari, Chrome?

Thank

Answer 1

I found out that Russian characters are not working as cookie values in iPhone browsers (Chrome, Safari), so I had to convert to base64. Although the same code worked well in desktop browsers without a need to convert to anything.