URI must be ascii only "https://www.linegames.org/ja/\u30AF\u30ED\u30B9\u30EF\u30FC\u30C9-\u305D\u306E\uFF12-\u5168670\u554F\u4EE5\u4E0A\u4E16\u754C\u3067\uFF11\u756A\u904A\u3073\u3084\u3059\u3044-\u8133\u30C8\u30EC-codes/6395502/"
Check out the README for more details