CREATE TABLE table_64496 ("Japanese Title" TEXT, "Romaji Title" TEXT, "TV Station" TEXT, "Episodes" FLOAT, "Average Ratings" TEXT)

How many episodes when the tv station is ntv and the japanese title is ?
SELECT "Episodes" FROM table_64496 WHERE "TV Station" = 'ntv' AND "Japanese Title" = 'たったひとつの恋'
SELECT "Episodes" FROM "table_64496" WHERE "Japanese Title" = 'たったひとつの恋' AND "TV Station" = 'ntv'