Wonderswan

A portable game console made by Bandai company, only released in Japan area so not famous than Nintendo Gameboy or Sega GameGear.
The designer is the man who designed Gameboy: Gunpei Yokoi. He left Nintendo because VirtualBoy's failed and move to Bandai.

A:"I'm a new wonderswan owner. I've got an Everdrive for a couple of my old consoles. Is there an Everdrive for the Wonderswan?"
B:"Yes,Flash masta!"