URI must be ascii only "https://www.linegames.org/ja/\u3075\u3064\u3046\u306E\u3082\u3050\u3089\u305F\u305F\u304D-\u7C21\u5358\u6687\u3064\u3076\u3057\u30B2\u30FC\u30E0-codes/40138979875/"
Check out the README for more details