The Neutrik NE8FDP is a specialized connector used for multi-console PCB like Cthulhu or PS360 +.
Inside the right stick Arcade a network cable is used which connects the PCB to the RJ45 connector.
And outside, use an RJ45 cable specializing in the console of your choice, such as PS2, PS1, Super Nintendo, TurboGrafix, Dreamcast, and so on.