you go to the Pokemon mansion in route 212 and go into the garden you will find a pikachu
A pikachu was the second Pokemon i caught
you can catch a pikachu in the Pokemon mansion.
With PokéRadar
you cant you can catch it platinum then trade it to diamond
No, it is inpossible to catch Jirachi on Diamon, Pearl or Platinum.
You'll have to revive it from an Old Amber.
CATCH PIKACHU UNTIL YOU CATCH A PIKACHU THAT HOLD THE LIGHTBALL.
You Can Catch Pikachu In Viridian Forest. Morning
you catch pikachu in the safari zone
You cant capture it in Pokemon diamond.You have to catch in emerald adn transfer it to Diamong through Pal Park.
You can catch Pikachu In back of the Pokemon Mansion Down from hearthome city.Also You can catch Pichus.
there is non
You cant, you must trade it from Diamon or pearl.