Did M2 star a Japanese star of a film and star M3
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film ?x1 .
?x0 ns:people.person.nationality ns:m.03_3d .
?x1 a ns:film.film .
M2 ns:film.film.starring/ns:film.performance.actor ?x0 .
M2 ns:film.film.starring/ns:film.performance.actor M3
}