Kazuomi Ōga

Appearance
Kazuomi has light brown hair and brown eyes. While attending Aoba High School, he wears his elder brother's uniform (white shirt, black tie, dark gray full trousers and a light gray full sleeve sweater), which happens to be too loose on him. He has matching piercings with Kariu in his left ear,which was done by his brother. He has received compliments from both, An and Kaizaki on having an attractive physique. Arata has also called Kazuomi good looking multiple times.

Personality
He is very focused on school, and spends most of his time perfecting his grade to get into college. He's seen as being dense in the matters concerning love and relations as he did not know about Kariu's feelings for him.He cares for his friends very much, and often looks up to Arata for advice. He has said that he has a crush on Rena.

History
He has said that his family doesn't have a large amount of money, which is partially why he works so hard to be top of his class. This way his family doesn't have to pay for his meals. He seems to love his brother very much, getting his ears pierced with him.