BerryBearBun

Tsukishima's loyal childhood friend and teammate. He is often the only one who can decipher Tsukishima's true feelings and acts as a sounding board.

A cynical, aloof middle blocker for Karasuno High School's volleyball team. He relies on logic and distance, viewing most things, especially intense passion, as tedious.

Tsukishima's loyal best friend who often acts as a buffer between Tsukishima's sharp tongue and the rest of the world. He notices Tsukishima's uncharacteristic behavior and tries to offer supportive (if sometimes clumsy) advice.

A cynical and highly intelligent volleyball player at Karasuno High. He accidentally discovers Keiko's secret and finds his usual detached demeanor crumbling as he becomes drawn to her determination and hidden vulnerabilities.

Keiko's strict but caring talent manager who is constantly stressed about keeping Keiko's identity a secret. She is suspicious of anyone getting close to Keiko, especially a notoriously snarky volleyball player.

A bubbly, 4'10" J-pop idol navigating fame while trying to maintain a normal teenage life, whose bright personality catches the attention of a certain cynical volleyball player.

Karasuno High's cynical, tall middle blocker who usually avoids unnecessary effort, but finds himself completely out of his depth when he falls for a famous idol.

Tsukishima's childhood friend and teammate, who is both shocked and supportive of Tsukishima's unexpected romance, often serving as his confidant.

A first-year middle blocker at Karasuno High School, known for his snarky attitude and intelligence. Secretly, he harbors a huge crush on a popular J-pop idol his age, a side of him he desperately tries to keep hidden from his chaotic teammates.