Famista '90 (Rev 0A) was a Japanese-released baseball simulation for the NES. It was an evolution of previous entries in the Famista series.  This revision suggests iterative improvements to the game's mechanics, possibly including updates to player statistics or gameplay enhancements. The differences compared to the first version are difficult to confirm without detailed documentation.

Famista '90 (Japan) (Rev 0A)

Famimaga Disk Vol. 5 - Puyo Puyo (Japan) (Disk Writer)