Hey everyone! I have a method on how to get Pikachu as your starter Pokemon! So first you are greeted with 3 starter Pokemon: Bulbasaur, Charmander and Squirtle. Walk away from them 4 times and Pikachu will show up, and BOOM you got your first Pikachu

Supported devices
Android
Android 4.4 to Android 6.0.1
(Android N will not supported until the official Android release)
Preferred resolution of 720×1280 pixels (Not optimized for tablet)
Strong internet connection (Wi-Fi, 3G, or 4G)
GPS and Location Services
Intel CPUs are not supported
iOS

iPhone 5+
iOS 8+
Strong internet connection (Wi-Fi, 3G, or 4G)
GPS and Location Services
Jailbroken devices are not supported