User blog comment:Eleze/New traile/@comment-5070377-20120907003059/@comment-4924732-20120907021725

No. Togashi stated he would've liked to write the story (but he was unable to do so).

I don't have the quote on hand, nor remember exactly where I read it (maybe an article from the Mainichi Shimbun), but I'm positive that he did not have anything to do with this movie.