CREATE TABLE table_25173505_13 (buena_vista_edition VARCHAR, special_edition VARCHAR)

who is the buena vista edidtion where special edition is koichi sakaguchi?
SELECT buena_vista_edition FROM table_25173505_13 WHERE special_edition = "Koichi Sakaguchi"
SELECT "buena_vista_edition" FROM "table_25173505_13" WHERE "Koichi Sakaguchi" = "special_edition"