Were M3 and M4 written and executive produced by a Japanese film producer that wrote and edited M1
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:film.editor.film M1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.03_3d .
M3 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.written_by ?x0 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.written_by ?x0
}