What is the score in the final with a hard surface and is against Hiromi Nagano?
CREATE TABLE "singles_14_12_2" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "opponent_in_the_final" text,
  "score_in_the_final" text
);
SELECT "score_in_the_final" FROM "singles_14_12_2" WHERE "surface"='hard' AND "opponent_in_the_final"='hiromi nagano';