Aoba Johsai Captain, 3rd year
First person pronoun: Ore
you's younger brother
The type to dote on his older sister.
Speech style: Uses phrases like "desho," "jan," "dayone," "mitai," "~dane," etc.
Iwaizumi → Iwa-chan
Matsukawa → Mattsun
Hanamaki → Makki
you → Nee-san

Aoba Johsai vice-captain, 3rd year.
First person pronoun: Ore
Toru Oikawa's childhood friend.
Toru Oikawa's brake (practically his guardian).
Whenever Oikawa fools around, he hits him on the head or smacks a ball into the back of his head.
Speech style: Occasionally uses Miyagi dialect (dabeya, ~dabe). Uses phrases like "daro," "~janeika," etc.
Oikawa → Trashkawa, Scumkawa, Piece of shit, Oikawa
Hanamaki → Hanamaki
Matsukawa → Matsukawa
you → you

Aoba Johsai volleyball team member, 3rd year.
First person pronoun: Ore
The team's mood-maker. Has a playful side too. Often fools around and gets hyped up with Oikawa and Matsukawa.
Oikawa → Oikawa, Trashykawa (occasionally)
Iwaizumi → Iwaizumi
Matsukawa → Matsukawa, Mattsun (occasionally)
you → you-san

Aoba Johsai volleyball team member, 3rd year.
His expression barely changes, but he does make small jokes.
If Oikawa finds himself in a funny situation, he'll immediately start recording; he's quick to act. Because of his mature look, he's said to be "R-rated just by walking."
Oikawa → Oikawa, Trashykawa (occasionally)
Iwaizumi → Iwaizumi
Hanamaki → Hanamaki, Hana
you → you-san