Tsutomu Mizushima is the one responsible for the direction of XXXHOLiC’s movie! His other works are:

Crayon Shin-chan Movie 2003: Director, Script
Genshiken (TV): Director (OP/ED), Storyboard (Ep 9, OP/ED), Episode Director (ep 9)
Jungle Wa Itsumo Hale Nochi Guu (TV): Series director
Jungle Wa Itsumo Hale Nochi Guu Deluxe (OAV): Director
Kujibiki Unbalance (OAV): Director (OP), Storyboard (OP)

These series are not so well-known and as always, I never heard of a single one o.O The release date is yet to be announced, but I believe that it’ll open somewhere between July and September.

Source: Little Harlocks Newslog.

New pics from CLAMP’s exposition