First off, I would like to thank Mike, a millwright helped me do my wood. there is no way I could have done this on my own. If I did it on my own, it would have been square.

After enough search, I will be using a 6 button layout. 1,2 player buttons, and two spares, for credits and navigation options in gameEX (or something)

I found an other one with nice spacing here: