Ash wins a Pokémon Sumo Tournament, earning a Focus Band as a reward.
At one point, Ash reminisces about his participation in a Pokémon Sumo Wrestling competition. This is a reference to Ordile vs Kamex! Sumo Battle!! (2001), almost 600 episodes earlier, where Ash battled in the competition and won with his Snorlax.
Ash and his friends learn about the Kalos region. This episode also marks the first time Kalos is mentioned in the anime.
Alexa joins Ash and his friends during their travels to Kanto.
Ash, Iris, and Cilan meet Alexa, a reporter from the Kalos region.