Pokémon: Diancie—Princess of the Diamond Domain

Released in 2014, Pokémon: Diancie—Princess of the Diamond Domain serves as the seventeenth cinematic entry in the long-running Pokémon franchise. Produced by OLM, Inc. and directed by Kunihiko Yuyama, the film was conceived to introduce the Mythical Pokémon Diancie to audiences, coinciding with its debut in the Pokémon X and Y video games. The narrative focuses on the survival of the Diamond Domain, a subterranean kingdom, providing a high-stakes fantasy backdrop that deviates slightly from the traditional competitive trainer arc seen in earlier films.

The character design for Diancie was handled by the franchise's long-term lead character designer, drawing inspiration from the concept of a 'royal jewel' to reflect its status as a Rare Rock/Fairy-type Pokémon. The film's aesthetic leans heavily into ornate, crystalline visuals intended to distinguish the Diamond Domain from the more naturalistic environments of the Kalos region. Upon its release, the film was received as a standard but visually polished entry in the OLM canon, praised for its focus on the burgeoning Fairy-type meta-game while maintaining the core emotional resonance expected by the franchise's primary demographic.