Daughter of Dr. Brest, a leading scientist. She has been a close friend of Billy since they were quite young. Not that they're all that old now... She often tags along with Billy, occasionally even resorting to stowing away to achieve this end. You'd think Emely would be able to stop such behavior... She's terribly fond of her "little sister" Myusha. (Source: Wikipedia)
A senior, she is warden of the residence where Aoumi Mari and the others live. She is relaxed and open-hearted, and does not worry about little things, only occasionally imposing limits on the residents. Her family are well-to-do fishermen.
Mari's classmate. She was born and raised in Kaiou City, where the school is. Her family, although merchants, are not especially rich, nor are they a prominent family like many in the school. Unexpectedly When she passed the exam to get into the school, her parents were overjoyed, and stretched their finances to send her there. Perhaps because of her background, she is a shy person, and spends less time with her classmates than helping the caretaker, Gen, look after the gardens.
Begins teaching at Kaihou Academy in April, at the beginning of the school year. Home-room teacher for Mari's Ouka class. Chemistry teacher. Appointed by the school's board of directors. A qualified counselor. But in fact ...
A young black man come to seek his fortune in the race by taking advantage of his prophesied good luck. His good luck comes from his stand, Hey Ya, which predicts the future for him and tells him the best course of action to take in the races. Pocoloco is eventually crowned the winner of the Steel Ball Run.