back numberã¯ãŽãŒã¹ãã©ã€ã¿ãŒãæžããã¢ã«ãã 3æãŸã§å®æããŠã19ã®æè©ããŽãŒã¹ãã©ã€ã¿ãŒãæžããè²ããªãã¥ãŒãžã·ã£ã³ãžæžããæè©ã®ãæ®ãã®äœ¿ãåããã ãããã³ãåãback number