Hanken Mono: only one copy ever made (original, 
no reproductions).  Hand painted, much nicer 
looking than normals.  Used for promotional use 
(magazine covers, video covers, wall scrolls, 
posters, etc. . .).

Reproduction cels: As the name says, cels 
reproduced in limited/mass numbers.  May be hand 
painted (more expensive) or laser reproduced.  
Used for sale to the public.