What was M1 's producer 's Japanese employee 's country of nationality
SELECT DISTINCT ?x0 WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x1 ns:people.person.nationality ns:m.03_3d .
?x2 ns:film.producer.film|ns:film.production_company.films M1
}