He is a 19-year-old boy who grew up in a rural port town. He has been interested in machines since he was a child, and he is self-taught to create his own original machines. Although Appare is a talented mechanic with a sharp mind and great skills, he is socially-inept considering that machines are his only friends. When he starts playing with them, he completely loses track of his surroundings. He is also a dreamer who loves to read stories that depict journeys to the moon.

He is a 21-year-old low-ranked government official who lives in the same town as Appare. His mother died when he was a child. He is a dexterous man that has learned to do everything, from cooking to laundry and cleaning, in order to make a living while looking after his elderly father and young sister. He is a rational man who is often prone to worry about others, but at the same time, his selflessness and kindness lead him to be manipulated by the irrational and reckless Appare. Although he is very proficient with the sword, he doesn't like to fight.

A proud 11-year-old Native American boy still in his infancy. During his journey of revenge, he meets Appare and the others. He has a mature personality despite his young age and hates to be treated as a child. He has inherited the necessary knowledge to survive in nature from his ancestors, such as obtaining food and water and making weapons.

The only female racer of the transcontinental race. She is a Chinese immigrant whose parents run a laundromat. Accompanied by a great passion for racing, she starts working as a handyman for a racing team, but because of her being a woman, she spends her days in agony, unable to get a chance. After her encounter with Sorano, she starts feeling the urge of wanting to give-up.

He is a 19-year-old young boy from Europe, the youngest of three siblings. He takes part in the race as representative of the big automobile company “BNW” owned by his family. His selfishness makes him a good rival to Sorano, but he has also a great sense of justice, which makes him an honest and fair competitor.

She is a kind-hearted woman who is hired by Al's father to look after Al. Since their relationship has always been like brother and sister since she was a child, she has the power to calm the free and uncontrolled Al.