|Other names||'Samu (Atsumu Miya)|
|Date of birth||October 5|
|Height||183.8 cm (6' 0.4")|
|Family||Atsumu Miya (twin brother)|
|Team|| Yako Junior High (former) |
Inarizaki High School
|Occupation||High School Student (2nd Year, Class 1)|
|Affiliation||Inarizaki High School|
|Image gallery (8)|
He has a large build and is very similar in appearance to his brother, which shows that they are most likely identical twins. Osamu's hair is slightly darker and his bangs are flipped to the opposite side.
Osamu appears to be the calmer of the Miya twins with a laid back and deadpan personality. Although, he's shown to have a sense of humor, especially regarding Atsumu, whom Osamu teases whenever he messes up.
However, with enough provocation he gets angry and unleashes his filter and begins spewing profanity and gets physical, his brother is the only person to get him this emotional.
Osamu lives in Hyogo Prefecture and attends Inarizaki High School with his twin brother. He is currently a second year and is a member of his school's boys' volleyball team.
Tokyo Nationals ArcEdit
Osamu and Atsumu seem to be very close. Osamu knows Atsumu well enough to know exactly what makes him angry. They are each others biggest rivals and constantly push each other without even realizing. His also unafraid to make fun of Atsumu and the two have nicknames for each other.
In one of the most recent chapters, during their game against Karasuno, it is said that Osamu isn't afraid of Hinata who is confused as to why he wouldn't be.
- Favorite Food: Rice
- Current Concern: Not being in the mood to decide what to eat on the last day of his life.
- When Atsumu Miya and Osamu Miya were fourth graders, they found Ojiro Aran cool for his foreign-sounding name
- The Miya brothers went to the same junior high school as Ojiro Aran
- Osamu (治) - To rule / govern
- Miya (宮) - Shrine