Was a Japanese editor of M1 and M2 M3 's editor and director
SELECT count(*) WHERE {
?x0 ns:film.director.film M3 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.editor.film M3 .
?x0 ns:people.person.nationality ns:m.03_3d
}