Were M2 and M3 produced by M1 's Japanese actor
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M1 .
?x0 ns:people.person.nationality ns:m.03_3d .
M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M3 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}