
Quick answer — Kouji Sawai worked on Yurikuma Arashi (Episode Director), Sasaki and Peeps (Storyboard), Halo Legends (Director) and 2 more anime.
Kouji Sawai worked on Yurikuma Arashi (Episode Director), Sasaki and Peeps (Storyboard), Halo Legends (Director), Blade of the Immortal (Episode Director), .hack//Legend Of The Twilight (Director).