So the title would be Shuto Kôsoku toraiaru 6 as the others 3 we have http://www.imcdb.org/movies.php?title=Shuto and Megalopolis Expressway Trial Max would be an AKA, right? IMDB also list as Shuto Kôsoku toraiaru the three they have already listed http://akas.imdb.com/find?q=shuto+kosoku&s=all