Which Rank is Highest for Yoshiazuma?
CREATE TABLE "slowest_progress_to_top_division" (
  "name" text,
  "tournaments" real,
  "pro_debut" text,
  "top_division_debut" text,
  "highest_rank" text
);
SELECT "highest_rank" FROM "slowest_progress_to_top_division" WHERE "name"='yoshiazuma';