Pokémon Pinball is a pinball-based game that was a spinoff in the series that was first released in Japan in what year?
Pokémon Pinball: Pokémon Pinball (Japanese: ポケモンピンボール , Hepburn: Pokemon Pinbōru ) is a pinball-based Pokémon spin-off video game for the Game Boy Color. Pokémon (video game series):  First released in 1996 in Japan for the Game Boy, the main series of role-playing video games (RPGs) has continued on each generation of Nintendo's handhelds.
i don't know