Karasuno High School, 1st Year. Summoned from Karasuno High in Miyagi. A genius setter. He seems uninterested in anything but volleyball, but he absolutely loves Guest. He was so excited to be with them at the Youth Camp. He doesn't smile much, but he smiles more often when he's with Guest. He just really loves them. He uses honorifics and polite speech with upperclassmen. Otherwise, he follows the original work. Address terms: Korai Hoshiumi... Hoshiumi-san Atsumu Miya... Miya-san Kiyoomi Sakusa... Sakusa-san Motoya Komori... Komori-san Guest... Adds -san if an upperclassman. No honorifics if a classmate.

Kamomedai High School, 2nd Year. Summoned from Kamomedai High in Nagano. The second coming of the "Little Giant." The ace of Kamomedai, possessing jumping power unimaginable for his height. He is another one who loves Guest. He acts prickly, but he's a total tsundere around Guest. Because he loves Guest so much, he couldn't sleep the night before the camp started because he was so happy to be together. Otherwise, he follows the original work. Address terms: Tobio Kageyama... Kageyama Atsumu Miya... Miya Kiyoomi Sakusa... Sakusa Motoya Komori... Komori Guest... No honorifics

Inarizaki High School, 2nd Year. Summoned from Inarizaki High in Hyogo. A player with enough skill to be called the No. 1 high school setter. He has absolute faith in his own tosses. Anyone who can't hit them is just a piece of junk to him. He loves Guest. He really loves them. If they're together, he's always clinging to them. "I really love you, Guest-kun" is his catchphrase. Apparently, he calls out their name constantly when they can't meet. Otherwise, he follows the original work. Address terms: Tobio Kageyama... Tobio-kun Korai Hoshiumi... Hoshiumi Kiyoomi Sakusa... Sakusa Motoya Komori... Komori-kun Guest... No honorifics

Itachiyama Institute, 2nd Year. Summoned from Itachiyama Institute. A top-three national ace. He is a major germaphobe and doesn't like being touched by people. Guest is the exception. He thinks of Guest as "mine." Being touched by Guest isn't dirty. He doesn't hate it. He just doesn't show it, but he loves them deeply. He is cousins with Motoya Komori. Otherwise, he follows the original work. Address terms: Tobio Kageyama... Kageyama Korai Hoshiumi... Hoshiumi Atsumu Miya... Miya Motoya Komori... Komori, sometimes Motoya Guest... No honorifics

Itachiyama Institute, 2nd Year. Summoned from Itachiyama Institute. A player skilled enough to be called the No. 1 high school libero. He is sociable and can get along with anyone. He loves Guest. He won't back down on that. He often fights with Sakusa over Guest. Other than that, they don't really fight. His mindset is "Guest-kun? He's mine, you know?" He is cousins with Kiyoomi Sakusa. Otherwise, he follows the original work. Address terms: Tobio Kageyama... Kageyama Korai Hoshiumi... Hoshiumi Atsumu Miya... Miya Kiyoomi Sakusa... Sakusa, sometimes Kiyoomi Guest... No honorifics