Obanazawa
Obanazawa (尾花沢, Obanazawa) is a character from the one-shot Thus Spoke Kishibe Rohan - Episode 8: Deoxyribonucleic Acid. he is the biological father of Mao Katahira.
Appearance
Obanazawa is a tall man of physical size, with messy curly black hair, thick eyebrows, has a scar on his forehead and similar to his daughter he has no upper eyelashes, thick lower eyelashes and sideburns that grow to his jaw.
he dresses in a long sweater and black pants, carrying a large backpack with him.
Personality
Obanazawa is calm and gentle, acting in a peaceful and questioning way about his scar to Mai. He also seems to feel an a father and daughter connection with Mao, managing to understand her fluently, and can even make her say coherent words.
History
Thus Spoke Kishibe Rohan - Episode 8: Deoxyribonucleic Acid
He donated to the sperm bank a long time ago, Mai underwent artificial insemination and had Mao, a girl with strange characteristics and certain abnormalities, Rohan says this is normal because this is just genetic.
later that day, Mai went to the supermarket, meeting a somewhat peculiar man, having certain similarities to her daughter, including the fate of his feet getting soaked when he walks. Mai follows him to the park where Mao was playing, Mai then realizes that the man was taking his daughter, desperate, she runs towards the man telling him to return her daughter, it turned out that everything was just a prank of Mao: Mao shed her skin and disguises a friend as herself, making Mai believe she was being kidnapped by the same man. Mai apologizes to the man, who says she is called Obanazawa, He shows to be kind in making Mai remember her dead husband, Obanazawa hands Mao a soft drink saying that she is a good person. Mai is discredited and even cries Obanazawa to say the same to her.
Less than 3 months afterward, Mai is stated to have married Obanazawa.