Dawn's Piplup
From Bulbapedia, the community-driven Pokémon encyclopedia.
Hikari's Pochama (Japanese: Hikari's Pochama) is Hikari's first pokémon. She befriended it saving it from an Ariados's attack, after it and Hikozaru flew from Professor Nanakamado's lab. It is voiced by 小桜エツ子Etsuko Kozakura.