Satoshi and Pikachu's new partner, the Rotom Zukan, makes its debut! And Satoshi gets his first Pokémon in the Alola region!?
Also, the new data broadcast system starts, and we have extravagant prizes as well
And Abareru-kun appears too

Summary:
"Good Rotomorning, I am the Rotom Zukan, Roto!"
Satoshi receives a new Pokémon Zukan from Professor Kukui. Incredibly enough, this Pokémon Zukan is an amazing Pokémon Zukan that can speak human language, called the "Rotom Zukan". Satoshi and Pikachu immediately go to the forest with the Rotom Zukan. Meanwhile, the evil organization known as the Rocket Gang arrives in the Alola region on orders from their boss Sakaki, and...?

"Enter Mokuroh! I Got a Pokémon in Alola!!"
One day, Satoshi meets a hungry Mokuroh, a Grass Quill Pokémon. In an attempt to get it, Satoshi and the others chase after it into the forest. But the forest contains the habitat of the Woodpecker Pokémon Tsutsukera! Satoshi and the others watch Mokuroh and the Tsutsukera with great interest, but then the Rocket Gang show up!

Data Broadcast:
The "Pocket Monsters Sun & Moon" data broadcast is filled with features, like "PokéProblems"; quiz questions related to the episode, and "PokéMeter", which shows QR codes you can read with the "Pokémon Sun/Moon" video games! Push the d-button on your remote while the show is airing.
"PokéMeter":
If you fill the meter all the way while the show is airing, a special QR code will be displayed. Read this special QR code and register it in the zukan in the video game "Pocket Monsters Sun/Moon"!
"PokéProblems":
Answer 4 quiz questions by using the colored buttons on your remote. If you get a question right, you'll get 3 points, but even if you get it wrong, you'll still get 1 point. If you get at least 10 points total, you get the chance to win a prize!

Voice Cast:
Rica Matsumoto: Satoshi
Ikue Ohtani: Pikachu
Daisuke Namikawa: Rotom Zukan
Kei Shindo: Lilie
Kaito Ishikawa: Kaki
Reina Ueda: Mao
Hitomi Kikuchi: Suiren
Fumiko Takekuma: Māmane
Keiichi Nakagawa: Professor Kukui
Unsho Ishizuka: Principal Okido
Megumi Hayashibara: Musashi
Shinichiro Miki: Kojiro
Inuko Inuyama: Nyarth
Yuji Ueda: Sonansu
Kenta Miyake: Sakaki
Risa Shimizu: Joy
Rikako Aikawa: Ashimari
Mika Kanai: Togedemaru
Chika Fujimura: Amakaji
Chinami Nishimura: Nyabby
Abareru-kun: Anime Cheerleading Chief

Episode 3 Voice Cast:
Rica Matsumoto: Satoshi
Ikue Ohtani: Pikachu
Daisuke Namikawa: Rotom Zukan
Kei Shindo: Lilie
Kaito Ishikawa: Kaki
Reina Ueda: Mao
Hitomi Kikuchi: Suiren
Fumiko Takekuma: Māmane
Keiichi Nakagawa: Professor Kukui
Unsho Ishizuka: Principal Okido
Megumi Hayashibara: Musashi
Shinichiro Miki: Kojiro
Inuko Inuyama: Nyarth
Yuji Ueda: Sonansu
Rikako Aikawa: Ashimari
Mika Kanai: Togedemaru
Chika Fujimura: Amakaji
Chinami Nishimura: Nyabby
Kenta Miyake: Sakaki

Teletoon in Canada on April 1st, 2017, was the first place in the world to air the English dub of this episode. It aired at noon.