The male has curly black hair and is very tall. He has dark purple eyes and is usually seen either smirking or serious.
Kazuto can be seen very strict and a bit rough towards the girls, but what he's trying to do is toughen them up and make them become better at singing. He always says no one can be perfect, but they can become better if they try and focus
Sometimes, Kazuto allows the girls to have a little fun by dividing the girls into groups and let them compete against each other. He also encourages the girls to have private lessons with him for extra practice and to advance.
Akamine (赤嶺): 赤 can be translated as 'red' while 嶺 is 'ridge'.
Kazuto (和人): 和 means 'harmony' and 人 means 'a person' or 'man'.