URI must be ascii only "https://www.linegames.org/ja/\u30E2\u30EB\u30AC\u30CA\u30C6\u30A3\u30C3\u30AF-\u30A2\u30A4\u30C9\u30EB-\u4E59\u5973\u30B2\u30FC\u30E0-\u30A4\u30B1\u30E1\u30F3\u604B\u611B\u30B2\u30FC\u30E0-codes/337268218691/"
Check out the README for more details