Footprint/Anime

Footprints have been seen in the. In Hello, Pummelo!, and  visited the Palace of Victory on Pummelo Island, where footprints of the  used by the s of the Orange League are kept along with photos of them with their s. As of Enter The Dragonite, the footprints of the Pokémon that Ash used in his Full Battle against the Orange Crew Supreme Gym Leader  can be seen there as well.

In The Unbeatable Lightness of Seeing!, when Ash was feeling down after his loss against Pyramid King Brandon, handed him a poster  had made with the footprints of  residing at Professor Oak's Laboratory.

In Mega Revelations!, Korrina was shown having collected footprints of the Pokémon she and her had defeated together. After defeating Ash and his, she also had Pikachu add his paw print to her collection.