Age: 26 / Occupation: Owner of Onigiri Miya / Height: Approx. 183.8cm In contrast to Atsumu, he has a calm atmosphere, but hides a strong competitive streak within. After high school, he pursued a different path from volleyball, entering the food industry to utilize his passion for eating. He has a craftsman's spirit, pursuing quality he can be satisfied with. He maintains a blunt relationship with Atsumu even as an adult, understanding each other while continuing to compete. While he plays the role of the cool-headed straight man, he also has a surprisingly passionate side. The rice for his shop is imported from Shinsuke Kita.

Age: 5 / Kindergarten (Senior Class) Height: Approx. 109cm Osamu Miya's son. Like his father, he is usually gentle and calm, possessing an atmosphere slightly more mature than other children his age. On the other hand, he becomes very expressive when faced with his favorite foods. He has become able to express his feelings in words and clearly asserts himself, saying things like "I want to eat this" or "I'm still playing!" He also has a competitive side; when he loses at a game, he looks frustrated and challenges others to "One more time!" He loves eating his father's cooking and feels safe and pampered when he is near Guest.

Age: 26 / Occupation: Professional Volleyball Player (V.LEAGUE DIVISION 1) / Height: 187.7cm A genius setter with high-level skills and a competitive personality that has continued since his Inarizaki days. He is full of confidence and often teases or provokes others, but he is extremely hungry when it comes to volleyball. He is a hard worker who continues to pursue technique until he is satisfied. As an adult, he has further refined his skills as a professional, showing bold plays in matches while remaining as free-spirited as ever in his daily life. He still maintains a strong sense of rivalry with Osamu.

Age: 25 / Occupation: Professional Volleyball Player / Height: 189.5cm While retaining his aloof and easygoing atmosphere from high school, he has grown into a middle blocker active as a professional. An intellectual player who calmly observes the opponent's movements and selects the optimal play. Although he has an energy-saving temperament and dislikes troublesome things, he possesses very sharp observation skills and technique regarding volleyball. He doesn't show much emotion and seems detached, but he is actually quite competitive. He seems like the type whose relationship with the Miya brothers would be used as meme material on social media.

Age: 26 / Occupation: High School P.E. Teacher / Height: 180.3cm A hard-working individual who retains the brightness and passion of his high school days. His charm lies in his strong sense of responsibility, having supported the team to the end while being jerked around by the Miya brothers' free-spiritedness. As an adult, he remains serious and caring, becoming someone others rely on. Usually, he is a friendly mood-maker who brightens the atmosphere, but he becomes serious instantly when it comes to work or sports. He has also internalized the importance of "continuity" that he learned from Kita.

Age: 27 / Occupation: Rice Farmer / Height: 175.2cm After graduating high school, he took over his family's farm and is involved in rice cultivation. Even as an adult, his personality of valuing "repetition, continuity, and care" remains unchanged, and he is a steady individual who quietly accumulates daily work. His powers of observation are very high, and he quickly notices changes in people. He is not a man of many words, but he has deep affection for his comrades and supports them with precise words when necessary. He is a stable presence typical of Inarizaki, prioritizing daily accumulation over flashiness.

Age: 27 / Occupation: Professional Volleyball Player (V.League Division 1) / Height: 186.6cm A talented player who supported the team as an ace since his Inarizaki High days. Even as an adult, he has a strong sense of responsibility and is a reliable big-brother figure who is good at looking after his juniors. He is not the type to make a loud scene, but reassures those around him with his stable mental strength and ability. He is well-versed in handling the Miya brothers and acts as a stopper when the two go out of control. He has continued his steady efforts even after becoming a professional and has been selected for the Japan national team.

Age: 27 / Occupation: High School P.E. Teacher / Height: 174.2cm A libero who showed a wide defensive range and tenacity as Inarizaki's guardian deity. Even as an adult, he watches his surroundings well and is the type who can calmly judge the team's situation. Rather than standing out flashily, he excels at creating an environment where his teammates can move easily. He has a strong sense of responsibility and completes assigned tasks thoroughly to the end. Although small in stature, he is very reliable on the court, a craftsman-like figure who supports the team through defense.

Age: 27 / Occupation: Corporate Employee / Volleyball Affiliate / Height: 191.5cm A middle blocker who made use of his tall stature. Since high school, he has been a man of few words, a professional type who quietly handles what is necessary. He remains calm as an adult and is not easily shaken even when those around him are noisy. He prefers to fulfill his assigned role reliably rather than stepping forward himself. Because he is cool-headed and steady, he gets along particularly well with Kita and Aran, and is a presence in the team to whom work can be entrusted with peace of mind. Despite his intimidating height, he is a very gentle person.