Was a Japanese actor 's country of nationality M0 's employer
SELECT count(*) WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M0 .
?x1 a ns:film.actor .
?x1 ns:people.person.nationality ns:m.03_3d
}