Koshiba is the sole original Grey who consistently attends school. His Grey status is justified by his achievement of the nation's highest exam scores. Possessing a bright and extroverted personality, he chooses to assist Hina in transforming the school as the Grey's strategist. Koshiba states that his ambition is to become a 'singing, dancing doctor.' He took Hina's first kiss, became her closest friend, and eventually fell in love with her. Initially depicted with purple hair at the beginning of the manga, he later dyed it blonde.
koshiba tetsuta
Characters
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Isshiki Shoui
Main
Isshiki is the leader of the Whites, president of the student council, and the smartest guy in school after Koshiba. He is surprisingly strong and very cold. He never touches anyone, and refuses to eat any food that wasn't prepared by his housekeeper, due...
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Koshiba Tetsuta
Main
Koshiba is the only original Grey that regularly attends school. Koshiba can afford his Grey status, as he gets the nations highest scores on exams. He has a sunny and outgoing character and decides to help Hina reform the school as the Greys strategist. ...
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Mishima Hina
Main
Hina is strong and genuinely kind with a big sense of justice, but also a bit naive. She is not very academic but has spectacular athletic skills. Her parents divorced when she was 5 years old. At 7, her mother was run over by a car right before her eyes....
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Nishizaki Kaito
Main
Nishizaki is the leader of the Blacks. He is just as strong as Isshiki, but more violent. He was a soccer star until an injury ruined his knee. As his soccer career was over, Nishizaki has been a delinquent since middle school.He is the son of Isshiki's f...
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Mishima Kyouichi
Supporting
Kyouichi is Hina's 29 year old uncle, her mother's little brother. He is a famous artist....
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