This is nice
The sketch of the samurai is nicely done.
I don't like the lettering though. It gives it an unfinished feel. Maybe if the characters were filled in with colour or had either an aura or fire emanating from them.
I know it's hard to do in pencil and that colouring might offset the main subject but something like:
http://api.ning.com/files/O-8Pi4ZlXD7CsBQkfo17kPQbbe500-REzh5hTpyrUClAQkS5Y*MttkDvuYuUJSs-dXWYWcirCa-V9TAUPTOabZ9rflnVgMIs/Kanji_Love_Red_Glow_211.jpg