This is a variation of the unlicensed Pyramid game for the NES. The (v1) designation suggests it's a first version or a specific release variation. Released in the USA, its gameplay revolves around arranging blocks within a pyramid structure, likely sharing core mechanics with other versions of the game.  Because it is unlicensed, the specific development and release history are not readily available. Differences between this version and others may include minor graphic alterations or slight adjustments to gameplay mechanics.

Pyramid (USA) (Unl) (v1)

Pyokotan no Dai Meiro (Japan)