1. Simply Download The java emulating platform app from this link
or this link
2. Then extract the content to your pc because it is in Zip format. Open the folder and run Kemulator.exe .
3. Then download the java games / application (.jar) you want to play to your system.
4. navigate to midlet then to Load jar or Load, then locate and select the game /application you will like to play from the list of games / application you have downloaded or already have in your computer .
5. Enjoy your java games / app with pc experience .