CREATE TABLE table_name_59 (country VARCHAR, prize VARCHAR, director_s_ VARCHAR)

Which country did the Director(s) of kota nagaoka come from and win 300,000?
SELECT country FROM table_name_59 WHERE prize = "¥300,000" AND director_s_ = "kota nagaoka"
SELECT "country" FROM "table_name_59" WHERE "director_s_" = "kota nagaoka" AND "prize" = "¥300,000"