I need to know how to make a java programme with running phone?

Question

java-phone game

Answer 1

hasindu-spy Game engine is a programme designed to help people to builds games.
Some common game engine:
Unity, Unreal Engine, Coco 2dx,...You can see more on the Internet😊

Answer 2

You need a game engine to make game with Java

Answer 3

what is that engine???