The title has been revealed for DP105, 羊羹とロトム! Yōkan and Rotom!, which will air Dec. 4 on TV Tokyo, according to Pokeani. This episode will mark the first anime appearance of Rotom.
The episode will air as part of a one-hour special with DP104, Crecelia vs. Darkrai!
Yōkan is a jelly dessert. In the English version of the Pokémon games, it is translated to gateau, the French word for cake, which is similar to Old Chateau, the English name of the Forest Manor in Hakutai (Eterna) Forest.