Well originally in the first anime premier ash had a cleafairy but it was more appealing to the audience for ash to have a pikachu so it was later changed
Pikachu!
Ash's first Pokemon was Pikachu, he was suppose to choose from the three originals, Bulbasaur, Charmander and Squirtle, but arrived too late, so he was forced to choose from a just currently caught and unstable, Pikachu, which now is his best friend in every season.
Ash
the catcher of pikachu is Ash Ketchum This is a Pokemon character on TV.
Because it was the first Pokemon EVER MADE! acually the pokedex says that pikachu is the 25 Pokemon pikachu is ash's first Pokemon
Pikachu.
Ash In Pokemon
Pikachu!
Ash's first Pokemon was Pikachu, he was suppose to choose from the three originals, Bulbasaur, Charmander and Squirtle, but arrived too late, so he was forced to choose from a just currently caught and unstable, Pikachu, which now is his best friend in every season.
A Pikachu His name is Pikachu.
Ash's Pokemon in advanced are pikachu,tailow and treeko
Pikachu
Ash.
Pokemon I Choose You If any other questions go to Serebii.net
Pikachu
Isn't it obviously that Pikachu is Ash's first pokemon.
if your talking about his favourite pokemon it's pikachu