Direct-to-video animated series include most Japanese original video animations (OVAs). The first OVA series (and also the first overall OVA) was Dallos (1983). Almost all hentai (pornographic) anime series are released as OVAs.
Upon arrival in Sinnoh, Ash and Brock meet Dawn, another Pokémon Coordinator, who travels with them as they go through the Sinnoh region in an adventure. Dawn earns five ribbons to participate in the Sinnoh Grand Festival. Dawn loses to Zoey, placing her runner-up. Ash defeats all eight Sinnoh gym leaders to participate in the Lily of the Valley Conference, but he loses to Tobias, in the semifinals, placing him in the Top 4.
Afterwards, Ash, his mother Delia and Professor Oak take a holiday to the far-off Unova Region, where he meets and travels with would-be Dragon Master Iris and Striaton City Gym Leader, Pokémon Connoisseur, and sometimes detective Cilan. After winning all eight Unova badges and thwarting the sinister Team Plasma, Ash, Iris, and Cilan travel throughout the eastern side of Unova to prepare for the Vertress Conference, but Ash loses to Cameron, in the quarterfinals, placing him in the Top 8.
But also, Cameron loses to Virgil in the semifinals, placing him in the Top 4. Afterwards, Ash, Iris, and Cilan travel through the Decolore Islands before Ash makes his way back to Pallet Town and meet the investigative reporter Alexa, who is from the distant Kalos Region. Having arrived back in Kanto, Iris and Cilan travel to Johto whilst Ash and Alexa head to Kalos.