sorry but it is a little off, check this link out: http://www.tattooica.com/Kina/immortal.gif
Fortunately it isn't so messed up that it can't be fixed, a little touch up and it'll be perfect. Either way, the piece looks nice, clean lines, good tattoo.
First of all it's a character not a symbol. Second, the two parts of the character are supposed to be in proportion. One side should not be noticeably bigger than the other. The bottoms should be roughly the same level.