From Bulbapedia, the community-driven Pokémon encyclopedia.
Pokémon Adventures: Wanted: Pikachu is the second monthly issue of the Pokémon Adventures manga to be released by VIZ Media. It contains the rounds four, five and six of the Red, Green & Blue chapter. The chapters originally released in this book were later compiled into Volume 1. As a bonus, it contained a sheet of Pokémon stickers which were not included with the collected volume release.
The following Pokémon are obtained:
Red defeats the following Gym Leaders: