How to Download and Play the Game

To download and play the game WITHOUT owning a Android you can use Droid4x Or Bluestacks

You can download the Droid4x here and click on "Download Simulator"

Is required you download the Qoo App, you can download it here and click on the Qoo App icon

Install the Droid4x and will take a long time to complete, when is done click on the Qoo App or Drag And Drop.

Search for Fate Grand Order on Qoo App and is done.

This guide was on reddit too.