copy neopop folder to 3ds folder on your 3ds sdcard
Copy a. ngc file into neopop folder and rename it to rom.ngc
Execute neopop. 3dsx through homebrew channel
I know, the emu is slow, the controls are baggy, there isn't sound, even the neo geo pocket picture is not displayed correctly. But as I will not have more time to touch the code in a month or so, i decided to releases this as is. Merry Christmas.