URI must be ascii only "https://www.linegames.org/ja/BASIC\u683C\u4ED8\u3051\u30C1\u30A7\u30C3\u30AF\u5E38\u8B58\u529B\u3092\u30C1\u30A7\u30C3\u30AF\u3057\u3066\u307F\u3088\u3046\u3002-codes/281279437683/"
Check out the README for more details