URI must be ascii only "https://www.linegames.org/ja/3D\u809D\u8A66\u3057-\uFF5E\u546A\u308F\u308C\u305F\u5EC3\u5C4B\uFF5E\u3010\u30DB\u30E9\u30FC\u30B2\u30FC\u30E0\u3011-codes/280219653618/"
Check out the README for more details