This game was only available via the Nintendo Power service in Japan. Nintendo Power was a blank cartridge for either Super Famicom or Game Boy. The Super Famicom cartridge was called SF Memory Cassette.
Picross NP Vol.1 was the first in 8 volumes of Picross NP for the Super Famicom. Each volume is themed around a successful Nintendo franchise. Picross NP Vol.1 is Pokémon themed.