Toho Company, Ltd. + 8 more, Pikachu Project, OLM, The Pokémon Company, Shogakukan, TV Tokyo, Tomy, East Japan Marketing & Communications Inc., Shogakukan-Shueisha Productions
In the Forest of Okoya, Koko is a feral child who has been raised as a Pokémon by the Mythical Pokémon Zarude. Koko has grown up never doubting that he is a Pokémon even though he can't really use any sort of moves. Ash Ketchum and Pikachu meet Koko and help him protect the Great Tree from the crooked scientist Dr. Zed.